HP PROCURVE 2520 manual

HP Pr oC ur v e S wit ch S oftw a r e Management and Co nf igur ation Gui de 25 20 S wit ches So ftwar e v er si on S . 1 4. 03 No vembe r 2009[...]

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HP ProCurve 2520 Switches November 2009 S.14.03 Management and Configuration Guide[...]

© Copyright 2009 Hewlett-Pa ckard D evelopment Company, L.P . The inform ation contained he rein is subjec t to change w ith- out notice. All Rights Reserved. This document contains proprie tary information, which is protected by copyright. No pa rt of this document may be photocopied, reproduced, or translated into another language without the pr[...]

Contents Product Documentation About Your Switch Manual Set . . . . . . . . . . . . . . . . . . . . . . . . . . . . xix Printed Publications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xix Electronic Publications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xix Software Feature[...]

2 Selecting a M anagement Interface Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1 Advantages of Using ProCurve Manager Custom Login Banne rs for the Console Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2[...]

4 Using the Command Line Interface (CLI) Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2 Accessing the CLI . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

Security: Creating Usernames and Passwords in the Browser Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-8 Entering a User Name and Password . . . . . . . . . . . . . . . . . . . . . . 5-10 Using a User Name . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-10 If You Lose the Pass[...]

Local Switch Software Replacement and Re moval . . . . . . . . . . . . . . 6-16 Viewing the Startu p-Config File Sta tus with Multiple Using the Clear + Reset Butt on Combinati on To Reset the Xmodem: Copying a Configur ation File to a Serially Xmodem: Copying a Config uration from a Serially Rebooting the Switch . . . . . . . . . . . . . . . . . .[...]

7 Interface Access and System Information Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-2 Interface Access: Console/Seri al Link, Web, and Inbou nd Telnet . 7[...]

9 Time Protocols Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2 TimeP Time Synchronizati on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

11 Flow Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-5 Broadcast Limit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-5 Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-6 Configuring Ports . . . . . . . . .[...]

How Is Power Al location Priori tized? . . . . . . . . . . . . . . . . . . . . . . 11-5 Configuring PoE Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-6 Disabling or Re-Enabl ing PoE Port Op eratio n . . . . . . . . . . . . . . . . . . 11-6 Enabling Support for Pre-Standa rd Devices . . . . . . . . . . . . . . . [...]

13 Trunk Group Operation Usin g the “Trunk” Option . . . . . . . . . . . . 12-26 How the Switch Lists Trunk Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-27 Outbound Traffic Distribu tion Across Trunked Links . . . . . . . . . 12-27 Configuring for Network Management Applications Contents . . . . . . . . . . . . . . . . . . . [...]

LLDP-MED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-37 Configuring Suppor t for Port Speed an d Duplex Advertising Device Capability, Netwo rk Policy, PoE St atus Displaying Sw itch Inform ation Availa ble for Outb ound Packet Boundaries i n a Network Topology . . . . . . . . . . . . . . . . . . . . 13-[...]

Menu: TFTP Down load from a Server to Primary Flash . . . . . . . A-4 CLI: TFTP Downlo ad from a Server to Flash . . . . . . . . . . . . . . . . A-7 Using Secure Copy and SFTP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-9 How It Works . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-10 The SC[...]

Copying Crash Data Content to a Dest in ation Devi ce . . . . . . . A-29 Copying Crash Lo g Data Content to a Destination Device . . . . A-3 0 B Monitoring and Analyzing Switch Operation Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1 Web Browser Access To View Port and Trunk Ov[...]

Web: Configuring Port Monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . B-28 Locating a Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-28 C Troubleshooting Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-1 Overview . .[...]

Debug/Syslog Destination Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . C-32 Configuring the Severit y Level for Event Log Configuring the System Module Used to Select the Event Log Debug/Syslog Configuration Commands . . . . . . . . . . . . . . . . . . . . . . C-33 Configuring Debug/Sysl og Operation . . . . . . . . . . . . . . . . [...]

DNS Resolver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-71 Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-71 Basic Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-71 Configuring and Using DNS Reso[...]

Product Documentation About Y our Switch Manual Set Note For the latest version of all ProCur ve switch documentation, including Release Notes covering re cently added features, please visit the ProCurve Networking W eb site at www .procurve.com, c lick on Supp ort , and then click on Manuals . Printed Publications The publicati ons listed bel ow a[...]

Software Feature Index For the software manual set support ing your series 2520 switch models , this feature index indicates wh ich manual to consu lt fo r information on a given software feature. Feature Management and Configuration Advanced T r affic Management Access Security Guide 802.1Q VLAN T agging - X - 802.1p Priority X - - 802.1X Authenti[...]

Feature Management and Configuration Advanced T r affic Management Access Security Guide File T ransfers X - - Friendly Port Names X GVRP - X - IGMP - X - Interface Access (T elnet , Console/Serial, W eb) X - - IP Addressing X - - LACP X - - Link X - - LLDP X - - LLDP-MED X Loop Protection X MAC Address Management X - - MAC Lockdown - - X MAC Locko[...]

Feature Management and Configuration Advanced T r affic Management Access Security Guide Power over Ethernet (PoE) Quality of Service (QoS) - X - RADIUS Authenticat ion and Accounting - - X Secure Copy X - - SFTP X - - SNMP X - - Software Downloads (SCP/SFTP , TFTP , Xmodem) X - - Spanning T ree (MSTP) - X - SSH (Secure Shell) Encryption - - X SSL [...]

1 Getting Started Contents Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 Command Syntax Statements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

Getting Started Introduction Introduction This guide is int ended for use with the following swit ches: ■ HP ProCurve 2520-8-PoE Switch ■ HP ProCurve 2520-24-PoE Switch It describes how to use the command li n e interface (C LI), Menu interface, and web browser to configure, manage, monit or , and troubl eshoot switch opera- tion. For an overvi[...]

Getting Started Conventions ■ Braces within squa re brackets ( [ < > ] ) indicate a required element within an optional choice. ■ Boldface indicates use of a CLI command, pa rt of a CLI command syntax, or other displayed element i n general text. For example: “Use the copy tftp command to download the key from a TFTP server . ” ■ It[...]

Getting Started Sources for More Information Keys Simulation s of actua l keys use a bold, sa ns-serif typeface with square brackets. For example, the T ab key a ppears as [T ab] and the “Y” key appears as [Y] . Sources for More Information For information about switch operation and features no t covered in this guide, consult the f ollowing so[...]

Getting Started Sources for More Information • port configurati on, trunking, traffic control, and PoE operation • SNMP , LLDP , and other net work management t opics • file transfers, switch monitoring, t roubleshooting, and MAC address management ■ Advanced T raffic Management Guide —Use this guide for info rmation on topics such as: ?[...]

Getting Started Sources for More Information Getting Documentation From the W eb T o obtain the latest versions of documentation and release notes for yo ur switch: 1. Go to the ProCurve Networking web site at www .procurve.com 2. Click on Support . 3. Click on Manuals . 4. Click on th e product for which you w ant to view or download a manual . If[...]

Getting Started Sources for More Information Command Line Interface If you need information on a specific comman d in the CLI, type the command name fo llowed by help . For exampl e: Figure 1-3. Example of CLI Help W eb Browser Interface If you need information on specific features in the ProCurve W eb Browser Interface (hereafter referred to as th[...]

1 Getting Started Need Only a Quick Start? Need Only a Quick Start? IP Addressing If you just want to give th e switch an IP address so that it can communicate on your networ k, or if you ar e not us i ng VLANs, P roCurve recom mends that you use the Switch Setup sc reen to quickly configure IP addressing. T o do so, do one of the following: ■ En[...]

2 Selecting a Management Interface Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 Advantages of Using ProCurve Manager Custom Login Banne rs for the Console Understanding Management I nterfaces . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 Advantages of Using t[...]

Selecting a Management Interface Overview Overview This chapter describes the following: ■ Management interfaces for the sw itches covered i n this guide ■ Advantages of using each interface Understanding Management Interfaces Management interfaces enable you to re configure the switch and to monitor switch status and performance. The sw itch o[...]

Selecting a Management Interface Advantages of Using the Menu Interface T o use ProCurve Manager or ProCurve Manager Plus, refer to the Getting Started Guide and th e Administrator’ s Guide , which are available electron- ically with t he software for these appl ications. For more in formation, visi t the ProCurve Networking web s ite at www .pro[...]

Selecting a Management Interface Advantages of Using the CLI ■ Enables T elnet (in- band) access to the menu functionalit y . ■ Allows faster na vigation , avoiding delays that occur with slow er display of graphical objects over a web browser interface. ■ Provides more security ; configurat ion information and password s are not seen on t he[...]

Selecting a Management Interface Advantages of Using t he Web Browser Interface ■ T o perform specific procedures (such as configu ring IP addressin g or VLANs), use the Contents listing at th e front of the m anual to loca te the informat ion you need . ■ For monitoring and analyzing switch operati on, refer t o Appendix B. ■ For information[...]

Selecting a Management Interface Advantages of Using ProCurve Manager or ProCurve Manager Plus ■ More visual cues , using colors, status bars , device icons, and other graphical objects instead of relyin g solely on alphanumeric values ■ Display of acce ptable ran ges of value s availab le in configur ation list boxes Advantages of Using ProCur[...]

Selecting a Management Interface Advantages of Using ProCurve Manager or ProCurve Manager Plus • In-Depth T raffic Analysis: An integrated, low- overhead traffic mon- itor interface show s detailed info rmation on traffic throughout th e network. Usin g enhanced traffic analysis protocols such as Extended RMON, users can monitor overall tr affic [...]

Selecting a Management Interface Custom Login Banners for the Console and Web Browser Interfaces Custom Login Banners for the Console and W eb Browser Interfaces Y ou can now configure the switch to di splay a login banner of up to 3070 characters when an operat or initiate s a management session with the switch through any of the follo wing method[...]

Selecting a Management Interface Custom Login Banners for the Console and Web Browser Interfaces or if the switch is using the factory-de fault banner show n in figure 2-5, then the banner page does not appear in the W eb browser when an operator initiates a l ogin sessi on with t he switch. Configuring and Displaying a Non-Default Banner Y ou can [...]

Selecting a Management Interface Custom Login Banners for the Console and Web Browser Interfaces This is a private system maintained by the Allied Widget Corporation. Unauthorized use of this system can result in civil and criminal penalties! In this case, the opera tor will use the [Enter] key to create line breaks, blank spaces for line centering[...]

Selecting a Management Interface Custom Login Banners for the Console and Web Browser Interfaces ProCurve(config)# show running Running configuration: ; J9137A Configuration Editor; Created on release #S.14.XX hostname "ProCurve Switch" console baud-rate 9600 module 1 type JXXXXA snmp-server community "public" Operator vlan 1 na[...]

Selecting a Management Interface Custom Login Banners for the Console and Web Browser Interfaces Figure 2-8. Example of Web Browser Interface Result of the Logi n Banner Configuration Operating Notes ■ The default banner appears only when the switch is in the factory default confi guration. Usin g no banner motd deletes the currently configured b[...]

3 Using the Menu Interface Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2 Starting and Ending a Menu Session . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3 How To Start a Menu Interface Sessi on . . . . . . . . . . . . . . . . . . . . . . . . . 3-4 How To En[...]

Using the Menu Interface Overview Overview This chapter describes the foll owing features: ■ Overview of the Menu Interfa ce (page 3- 2) ■ Starting and ending a Menu session (page 3-3) ■ The Main Menu (page 3-7) ■ Screen structure and nav igation (page 3-9) ■ Rebooting the switch (page 3-12) The menu interface operates thro ugh the switch[...]

Using the Menu Interface Starting and Ending a Menu Session Note If the switch has neither a Manag er nor an Operator password, anyone having access to the console interface can operate the console with full manager privileges. Also, if you co nfigure only an Operator password, entering the Operator password en ables full manager privileges. For mo[...]

Using the Menu Interface Starting and Ending a Menu Session How T o Start a Menu Interface Session In its factory default configuration, th e switch console starts with the CLI prompt. T o use the menu interface with Manager privileges, go to the Manager level prompt an d enter the menu command. 1. Use one of t hese methods to connect to the switch[...]

Using the Menu Interface Starting and Ending a Menu Session Figure 3-1. Example of the Main Menu wi th Manager Privileges For a description of M ain Menu featur es, see “Main Menu Features” on page 3- 7. Note T o configure the switch to start with th e menu interface inst ead of the CLI, go to the Manager level prompt in the CLI, en ter the set[...]

Using the Menu Interface Starting and Ending a Menu Session Asterisk indicate s a configurati on change that requires a reboot to activate. Figure 3-2. Example Indica tion of a Confi guration Change Requiri ng a Reboot 1. In the current session, if you have not made conf iguration changes that require a switch reboot to activate, return to the Main[...]

Using the Menu Interface Main Menu Features Main Menu Features ProCurve Switch 2-Jan-2009 0:00:44 ===========================- TEL NET - MANAGER MODE -============= ============ Main Menu 1. Status and Counters... 2. Switch Configuration... 3. Console Passwords... 4. Event Log 5. Command Line (CLI) 6. Reboot Switch 7. Download OS 8. Run Setup 9. St[...]

Using the Menu Interface Main Menu Features ■ Command Line (CLI): Selects the Command Line Interface at the same level (Manager or Operator) that you are accessing i n the Menu interface. (Refer to Chapter 4, “Using th e Command Line Interface (CLI)”.) ■ Reboot Switch: Performs a “warm” reboot of the switch, which clears most temporary [...]

Using the Menu Interface Screen Structure and Navigation Screen Structure and Navigation Menu interface screens incl ude these three elements: ■ Parameter fields and/or read -onl y information such as statistics ■ Navigat ion and conf iguratio n actions, such as Sa ve, Edit, and Ca ncel ■ Help line to descri be navigation options, i ndividual[...]

Using the Menu Interface Screen Structure and Navigation T able 3-5. How T o Navigate in the Menu Interface T ask: Actions: Execute an action from the “Actions –>” list at the bottom of the screen: Use either of the following methods: • Use the arrow keys ( [<] , or [>] ) to highlight th e action you want to execute, then press [En[...]

Using the Menu Interface Screen Structure and Navigation T o get Help on indi vidual parameter descri ptions. In most screens there is a Help option in the Actions line. Whenever any of the items in the Actions line is high lighted, press [H] , and a separate help screen is displa yed. For example: Pressing [H] or highlighting H elp and pressing [E[...]

Using the Menu Interface Rebooting the Switch Rebooting the Switch Rebooting the switch fr om the me nu interface ■ T e rminates all current sessions and performs a reset of the operating system ■ Activates any menu interface configuration change s that require a reboot ■ Resets statistical counters to zero (Note that statistical counters can[...]

Using the Menu Interface Rebooting the Switch Rebooting T o Activate Configuration Changes. Configuration changes for most parameters in th e menu interface become ef fective a s soon as you save them. However , you must reboot the switch in orde r to implement a change in the Maximum VLANs to support parameter . (T o access this parameter , go to [...]

Using the Menu Interface Menu Features List Menu Features List Status and Count ers • General System Information • Switch Management Add ress Information • Port Status • Port Counters • VLAN Address T abl e • Port Address T able Switch Configu ration • System In formation • Port/T runk Se ttings • Network Monito ring Po rt • IP [...]

Using the Menu Interface Where To Go From Here Where T o Go From Here This chapter provides a n overview of the menu in terface and how to use it . The follow ing table indicates where to turn for detailed informat ion on how to use the individual features av ailable through the menu interface. Option: Tu r n t o : T o use the Run Setup option Refe[...]

Using the Menu Interface Where To Go From Here 3-16[...]

4 Using the Command Line Interface (CLI) Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2 Accessing the CLI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2 Using the CLI . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

Using the Command Line Interface (CLI) Overview Overview The CLI is a text-based command interf ac e for configuring and moni toring the switch. The CLI gives you access to the switch’ s full set of commands while providing the same password pr otection that is used in the web browser interface and the menu interface. Accessing the CLI Like the m[...]

Using the Command Line Interface (CLI) Using the CLI When you use the CLI to ma ke a config uration change, the switch writes the change to th e Running-Conf ig file in v olatile memo ry . This allows you to test your configurat ion change s before maki ng them permanent. T o make changes permanent, you m ust use the write memory command to save th[...]

Using the Command Line Interface (CLI) Using the CLI Caution ProCurve strongly r ecommends that you co nfigure a Manager password. If a Manager password is not configured, th en the Manager level i s not password- protected, a nd anyone h aving in-ban d or out-o f-band access to the swi tch may be able to rea ch the Manager level and compromise swi[...]

Using the Command Line Interface (CLI) Using the CLI Manager Privileges Manager privileges give you three additi onal leve ls of access: Manager , Global Configuration, and Cont ext Configuration. A “ # ” character delimits any Man- ager prompt. For example: ProCurve #_ Example of the Manager prompt. ■ Manager level : Provides all Op erator l[...]

Using the Command Line Interface (CLI) Using the CLI T able 4-1. Privilege Level Hierarch y Privilege Level Example of Prompt and Permitted Operations Operator Privilege Operator Level ProCurve> show < command > setup ping < argument > link-test < argument > enable menu logout exit View sta tus and configuration information. Pe[...]

Using the Command Line Interface (CLI) Using the CLI How T o Move Between Levels Change in Levels Example of Prompt, Command, and Result Operator level to Manager level Manager level to Global configuration level Global configuration level to a Context configuration level Context configuration level to another Context configuration level Move from [...]

Using the Command Line Interface (CLI) Using the CLI For example, if you use the menu interf ace to configure an IP address of “ X ” for VLAN 1 and later use the CLI t o co nfigure a different IP ad dress of “ Y ” for VLAN 1, then “ Y ” replaces “ X ” as the IP address for VLAN 1 in the runni ng- config file. If you subsequentl y ex[...]

Using the Command Line Interface (CLI) Using the CLI T yping ? at the Manager level produces this listing: When - - MORE - - appears, use th e Space bar or [Return] to list additional co mmands. Figure 4-4.Example of the Man ager -Level Command Listing When - - MORE - - appears, there are more comma nds in the listing. T o list the next screenfull [...]

Using the Command Line Interface (CLI) Using the CLI As mentioned above, if you type part of a command word and press [T ab] , the CLI completes the current wo rd (if you have typed enou gh of the word for the CLI to disti nguish it from ot her possibiliti es), includin g hyphenated exten- sions. For example: ProCurve (config)# port- [T ab] ProCurv[...]

Using the Command Line Interface (CLI) Using the CLI Displaying CLI “Help” CLI Help provides two types o f contex t-sensitiv e informatio n: ■ Command list with a brief summary of each command’ s purpose ■ Detailed informati on on how to use indivi dual command s Displaying Command-List Help. Syntax: help Displays a listing of comm and He[...]

Using the Command Line Interface (CLI) Using the CLI Figure 4-7.Example of How T o Display Help for a Specific Co mmand Note that trying to list the help for an individual command from a privilege level that do es not includ e that command results in an error message. For example, trying to li st the help for the interface command while at the glob[...]

Using the Command Line Interface (CLI) Using the CLI Configuration Comma nds and the Context Configuration Modes Y ou can execute any configuration comma nd in the global configuration mode or in selected context modes. However , using a c ontext mode enables you to execute context-specific c ommands fast er , with shorter command strings. The swit[...]

Using the Command Line Interface (CLI) Using the CLI In the port context, the first block of commands in the “?” listing show the context-specif ic commands that will affect only ports C3-C6. The remaining commands in the listing are Manager , Operator , and context commands. Figure 4-8. Context-Specif ic Commands Affec ting Port Contex t 4-14[...]

Using the Command Line Interface (CLI) Using the CLI VLAN Context . Includes VLAN-specific command s that apply only to the selected VL AN, plus Manage r and Operat or commands . The prompt for thi s mode includes the VLAN I D of the sel ected VLAN. For example, if you had already configur ed a VLAN with an ID of 100 in the switch: ProCurve(config)[...]

Using the Command Line Interface (CLI) CLI Control and Editing CLI Control and Editing Executing a Prior Command—Redo The redo command execute s a prior command in the history l ist. Syntax: re do [number | comman d-str] Re-executes a command from history. Executes the last command by default. number : The position of the command to execute in th[...]

Using the Command Line Interface (CLI) CLI Control and Editing Syntax: re peat [cmdlist] [ count] [delay] Repeats execution of a previo us command. Repeats the last command by default until a key is pressed. cmdlist: If a number or range of numbers is specified, the command repeats the n th most recent commands (where “n” is the position in the[...]

Using the Command Line Interface (CLI) CLI Control and Editing Using a Command Alias Y ou can create a simple command alias to use in place of a command name and its options. Choose an alias name t hat is not an existing CL I command already . Existing CLI commands are se arched before looking for an alias command; an alias that is identical to an [...]

Using the Command Line Interface (CLI) CLI Control and Editing ProCurve(config)# show int cust om 1-4 port name:4 type vlan intr usion speed enabled mdi Status and Counters - Custom P ort Status Intrusion Port Name Type VLAN Aler t Speed Enabled MDI-mode ---- ---------- ---------- -- --- --------- ------- ------- --- ----- 1 Acco 10/100T 1 No 100FD[...]

Using the Command Line Interface (CLI) CLI Control and Editing ProCurve(config)# show alias Name Command -------------------- ---- -------------------------- sc show config sic show int custom 1-4 port name:4 type vlan intrusion speed enabled mdi Figure 4-13. Exa mple of Alias Commands and Th eir Configurations 4-20[...]

Using the Command Line Interface (CLI) CLI Editing Shortcuts CLI Editing Shortcuts Keystrokes Function [Ctrl] [A ] Jumps to the first character of the command line. [Ctrl] [B] or [<] Moves the cursor back one character . [Ctrl] [C ] T erminates a task and displays the command prompt. [Ctrl] [D ] Deletes the character at the cursor . [Ctrl] [E] J[...]

Using the Command Line Interface (CLI) CLI Editing Shortcuts 4-22[...]

5 Using the ProCurve W eb Browser Interface Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2 Starting a Web Browse r Using ProCurve Manager (PCM) or Security: Creating Usernames and Passwords General Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

Using the ProCurve Web Browser Interface Overview Overview The ProCurve web brow ser interface buil t into the swi tch lets you easily access the switch from a bro wser -based PC on your network. This lets you do the follow ing: ■ Optimize your network upt ime by using the Alert Log and other diagn ostic tools ■ Make conf iguratio n changes to [...]

Using the ProCurve Web Browser Interface General Features General Features The web browser interface includes these features: Switch Identity and Status: • General system data • Software version • IP address • Status Overview • Port uti lization • Port counters • P o r t s t a t u s • Alert log Switch Conf iguration: • Devic e vie[...]

Using the ProCurve Web Browser Interface Starting a Web Browser Interface Session with the Switch Starting a W eb Browser Interface Session with the Switch Y ou can start a web browser sessi on in the following ways: ■ Using a standalone web b rowser on a networ k connection from a PC or UNIX workstation: • Directly connected to your network ?[...]

Using the ProCurve Web Browser Interface Starting a Web Browser Interface Session with the Switch Using ProCurve Ma nager (PCM) or ProCurve Manager Plus (PCM+) ProCurve Manager and ProCurve Manager Pl us are designed for i nstallation on a network management w orkstation. For this reason, the system require- ments are different from the system requ[...]

Using the ProCurve Web Browser Interface Starting a Web Browser Interface Session with the Switch First time install alert Figure 5-1. Example of Status Overview Sc reen 5-6[...]

Using the ProCurve Web Browser Interface Tasks for Your First ProCurve Web Browser Interface Session T asks for Y our First ProCurve W eb Browser Interface Session The first time y ou access the web brow se r interface, there ar e three tasks you should perform: ■ Review the “First T im e Install” window ■ Set Manager and Op erator password[...]

Using the ProCurve Web Browser Interface Tasks for Your First ProCurve Web Browser Interface Session This window is the la unching po int fo r the basi c configur ation you need to perform to set web browser interf ace pa sswords for maintaining security and a fault detection poli cy , which determines the types of messages that the Alert Log displ[...]

Using the ProCurve Web Browser Interface Tasks for Your First ProCurve Web Browser Interface Session Figure 5-3.The Device Pa sswords Window T o set the passwords: 1. Access the Device Passwords screen b y one of the fo llowing m ethods: • If the Alert Log includes a “First T ime Install” event entry , double click on this event, th en, in th[...]

Using the ProCurve Web Browser Interface Tasks for Your First ProCurve Web Browser Interface Session Entering a User Name and Password Figure 5-4. Example of the Password Prompt in the Web Browser Interface The manager and operator pa sswords are us ed to control access to all switch interfaces. Once set, y ou will be prompt ed to supply the passwo[...]

Using the ProCurve Web Browser Interface Tasks for Your First ProCurve Web Browser Interface Session The Clear button is provided for your convenience, but its presence means that if you are concerned with the security of the switch configuration and operation, you should make sure the swit ch is installed in a secure location, such as a locked wir[...]

Using the ProCurve Web Browser Interface Support/Mgmt URLs Feature Support/Mgmt URLs Feature The Support/ Mgmt URLs window enables you to change the W orld W ide W eb Universal Resource Lo cator (URL) for two fu nctions: ■ Support URL – A support information site for your switch ■ Manageme nt Server URL – The web site for web b rowser onli [...]

Using the ProCurve Web Browser Interface Support/Mgmt URLs Feature Support URL This is the site the switch accesses when you click on the Support tab on the web browser in terface. The defaul t URL is: www .procurve.com which is th e W orld Wide W eb site f or ProCurve ne tworking p roducts. Cli ck on technical su pport on that pag e to get supp or[...]

Using the ProCurve Web Browser Interface Support/Mgmt URLs Feature In the defa ult conf iguratio n, the s witch use s the UR L for accessing the web browser interfa ce help files on the ProCurve World Wi de Web site. Figure 5-7. How T o Access Web Browser Interface Online Help Using the PCM Server for Switch W eb Help For ProCurve d evices that sup[...]

Using the ProCurve Web Browser Interface Support/Mgmt URLs Feature 3. Add an entry , or edit the existing entry in the Discovery porti on of the global properties (globalpro ps.prp) in PCM to redire ct the switches to the help files on the PCM server . For example: Global { T empDir=data/temp ... Discovery{ ... ... DeviceHelpUrlRedirect=htt p:// 15[...]

Using the ProCurve Web Browser Interface Status Reporting Features Status Reporting Features Browser elem ents covere d in this section includ e: ■ The Overv iew wind ow (below) ■ Port utilization and status (page 5-17) ■ The Alert log (page 5-20) The Overview W indow The Overvi ew W indow is the home screen for any entry into the web browser[...]

Using the ProCurve Web Browser Interface Status Reporting Features The Port Utilization and Status Displays The Port Utiliza tion and Status displa ys show an overview of the sta tus of the switch and the amount of n etwork activi ty on each port. The following figure shows a sample reading of the Po rt Utilization an d Port Status. Port Status Ind[...]

Using the ProCurve Web Browser Interface Status Reporting Features ■ Maximum Activity Indicator: As the bars in the graph area change height to reflect the leve l of networ k a ctivity on th e correspondi ng port, they leave an outline to identify th e ma ximum act ivity lev el that has been observed on the port . Utilization Guide line. A networ[...]

Using the ProCurve Web Browser Interface Status Reporting Features Port Status Port Status Indicators Legend Figure 5-12. The Port Status Indic ators and Legend The Port Statu s indicators sho w a symbol for each po rt that indicate s the general status of the port. Th ere are four possible statuses: ■ Port Connected – the port is enabled and i[...]

Using the ProCurve Web Browser Interface Status Reporting Features The Alert Log The web browser interface Alert Log, sh own in the lower h alf of t he screen, shows a list of network occu rrences, or alerts , that were detected by the switch. T ypical alerts are Broadcast Sto rm , indicating an excessiv e number of broadcasts received on a port, a[...]

Using the ProCurve Web Browser Interface Status Reporting Features Alert T ypes and Detailed Views As of June, 2007, the web browser in terfac e generates th e followi ng alert types: • Auto Partition • High collision or drop rate • Backu p T ransition • Loss of Link • Excessive broadcasts • Mis-Configured SQE • Excessive CRC/alignmen[...]

Using the ProCurve Web Browser Interface Status Reporting Features Figure 5-14. Example of Alert Log Detail View 5-22[...]

Using the ProCurve Web Browser Interface Status Reporting Features Setting Fault Detection Policy One of the powerful features in the web brow ser interface is the Fault Detection facility . For your switch, this feature controls the types of alerts reported to the Alert Log based on their level of severity . Set this policy in the Fault De tection[...]

Using the ProCurve Web Browser Interface Status Reporting Features T o provide the m ost information on ne twork proble ms in the Alert Log, the recommended sensitivity level for Log Network Problems is High Sensitivi ty . Th e Fault Detec tion setti ngs are: ■ High Sensitivity . This policy direct s the switch to send all alerts to the Alert Log[...]

6 Switch Memory and Configuration Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3 Using the Menu and Web Browse r Interfaces To Implement Viewing the Startu p-Config File Sta tus with Multiple Configuration File Management . . . . . . . . . . . . . . . . . . . . . . . .[...]

Switch Memory and Configuration Contents Changing or Overridi ng the Reboot Configu ration Poli cy . . . . . . . . . 6-28 Using the Clear + Reset Butt on Combinati on To Reset the Xmodem: Copying a Configur ation File to a Serially Xmodem: Copying a Config uration from a Serially Managing Startup-Conf ig Files in th e Switch . . . . . . . . . . . .[...]

Switch Memory and Configuration Overview Overview This chapter describes: ■ How switch memory mana ges conf iguration changes ■ How the CLI imp l ements config uration changes ■ How the menu interface and web br owse r interface im pl ement configu- ration changes ■ How the swi tch prov ides softw are opti ons through primar y/second ary fl[...]

Switch Memory and Configuration Configuration File Management ■ Running Config File: Exists in volatile memory and controls switch operation. If no configu ration changes have been made in the CLI since the switch w as last booted, t he runnin g-config file is identical to the startup- config f ile. ■ Startup-config File: Exists in fl ash (non-[...]

Switch Memory and Configuration Configuration File Management “permanent”. When you are satisfied that the change is satisfactory , you can make it permanent by executing the write memory command. For ex ample, suppose you use t he following command to di sable port 5: ProCurve(config)# interface ethernet 5 disable The above command disables po[...]

Switch Memory and Configuration Using the CLI To Implement Configuration Changes Using the CLI T o Implement Configuration Changes The CLI offers these capabilities: ■ Access to the full set of sw itch configuratio n features ■ The option of testing confi guration changes before making them perma- nent How T o Use the CLI T o V i ew the Current[...]

Switch Memory and Configuration Using the CLI To Implement Configuration Changes 3. Observe the switch’ s performance wi th the new parameter settings to verify the effect of your changes. 4. When y ou are satisfied that you have the correct parameter settings, use the write memory command to copy the changes to the startup-config file. Syntax: w[...]

Switch Memory and Configuration Using the CLI To Implement Configuration Changes If you use the CLI to ch ange a paramete r setting, and then execute the boot command without f irst executi ng the write memory command to save the change, the switch prompts you to specify wh ether to save the changes in the current running-co nfig file . For exam pl[...]

Switch Memory and Configuration Using the Menu and Web Browser Interfaces T o Implement Configuration Changes value will a ppear in the menu interfa ce display for that parame ter . However , as indicated above, unless you also ma ke a configuration change in the menu interface, only the write memory command in the CLI will actually save the change[...]

Switch Memory and Configuration Using the Menu a nd Web Browser Inte rfaces To Implement Configuration Changes Menu: Implementing Configuration Changes Y ou can use the menu interface to simu ltaneously save and impl ement a subset of switch configuration ch anges wit hout havin g to re boot the switch. T hat is, when you save a c onfiguration chan[...]

Switch Memory and Configuration Using the Menu and Web Browser Interfaces T o Implement Configuration Changes the switch discards the configuration changes made while using the CLI. T o ensure that changes made while using the CLI are saved, execute write memory in the CLI before rebootin g the switch. Rebooting from the Menu Interface ■ T e rmin[...]

Switch Memory and Configuration Using the Menu a nd Web Browser Inte rfaces To Implement Configuration Changes If config uration ch anges requ iring a reboo t have been made, th e switch displays an asterisk ( * ) next to the menu item in which the change has been made. For example, if you change an d save parameter values for the Maximum VLANs to [...]

Switch Memory and Configuration Using Primary and Secondary Flash Image Options Using Primary and Secondary Flash Image Options T h e s w i t c h e s covered in this guide f eature two flash memory locations for storing switch softw are image files: ■ Primary Flash: The default storage fo r a switch software image. ■ Secondary Flash: The additi[...]

----- ---------- - ------- ------- ------- Switch Memory and Configuration Using Primary and Secondary Flash Image Options For example, if the switch is using a software version of S.14.XX stored in Primary flash, show version produces the following: ProCurve(config)# show version Image stamp: /su/code/build/i nfo(s01) Jun 01 2009 10:50:26 S.14.XX [...]

Switch Memory and Configuration Using Primary and Secondary Flash Image Options Image stamp: /sw/code/build/info(s02) Sept 01 2008 14.03.06 W.14.02 45 Boot Image: Primary ProCurve(config)# boot syst em flash secondary Device will be rebooted, do you want to continue [y/n]? y . . . ProCurve> show version Image stamp: /sw/code/build/info(s01) 1. I[...]

Switch Memory and Configuration Using Primary and Secondary Flash Image Options flash and you can either copy the seco ndary image into primary or download another image to primary from an external source. Refe r to Appendix A, “File T ransfers”. Local Switch Software Replacement and Removal This section describes co mmands for erasing a soft w[...]

----- ---------- -------- ------- ------- Switch Memory and Configuration Using Primary and Secondary Flash Image Options Syntax: cop y flash flash < destinatio n flash > where: destination flash = primary or secondary : For example, to copy the image in secondary flash to primary flash: 1. V erify that there is a valid flash im age in the se[...]

Switch Memory and Configuration Using Primary and Secondary Flash Image Options 2. The n erase the software image in the se lected flash (in th is case, pri mary): The prompt shows which flash location will be erased . Figure 6-11. Example of Erase Flash Promp t 3. T ype y at the prompt to co mplete the flash erase. 4. Use show flash to verify eras[...]

Switch Memory and Configuration Using Primary and Secondary Flash Image Options factory-default values to the paramete rs controlling the new features. Simi- larly , If you create a startup-confi g fi le while using a version “Y” of the sw itch software, and then reboot the switch with an earlier software ve rsion “X” that does not include [...]

Switch Memory and Configuration Using Primary and Secondary Flash Image Options Setting the Default Flash Y ou can specify the default flash to boot from on the nex t boot by entering t he boot set-defau lt flash command. Syntax: boot set-de fault flash [primary |second ary] Upon booting, set the default flas h for the next boot to primary or secon[...]

Switch Memory and Configuration Using Primary and Secondary Flash Image Options ProCurve(config)# boot system fl ash secondary System will be rebooted from sec ondary image. Do you want to cont inue [y/n]? Figure 6-13. Example of Boot Command wit h Secondary Flash Option In the above example, ty ping either a y or n at the second prompt initiates t[...]

Switch Memory and Configuration Using Primary and Secondary Flash Image Options Scheduled Reload. Additional parameters ha ve been added to the reload command to allow for a sche duled re boot of the swit ch via the CLI. Syntax: [no] reload [after <[dd:]hh:]mm> | at <hh :mm[:ss]> [<mm/dd[/[yy]yy]>]] Enables a scheduled warm reboot[...]

Switch Memory and Configuration Multiple Configuration Files Multiple Configuration Files Action Page Listing and Displaying Startup-Config Files 6-27 Changing or Overriding the Reboot Configuration Po licy 6-28 Managing Startup-Config Files Renaming Startup-Config Files 6-31 Copying Startup-Config Files 6-31 Erasing Startup-Config Files 6-32 Effec[...]

Switch Memory and Configuration Multiple Configuration Files ■ T ransitions from one software r elease to anoth er can be performed while maintaining a separate co nfiguratio n for the differ ent software re lease versions. ■ By setting a reboot policy using a known good co nfiguratio n and then overriding the policy on a per -instance basis, y[...]

Switch Memory and Configuration Multiple Configuration Files 1. Reboot the switch through the Primary boot path using the startup-conf ig file named backu pConfig . 2. Use the CLI to make configuration ch anges in the running -config file, and then execute write mem . The result is that the startup-config file used to reboot the swit ch is modified[...]

Switch Memory and Configuration Multiple Configuration Files T ransitioning to Multip le Configuration Files At the first reboot with a software release supp orting multip le configuration , the switch: ■ Assigns the filename oldConfig to the existi ng startup- config f ile (which is stored in memory slot 1). ■ Saves a copy of the existing star[...]

Switch Memory and Configuration Multiple Configuration Files Listing and Displ aying Startup-Config Files Command Page show config files Below show config < filename > 6 - 2 8 V iewing the Startup-Config File Status with Multiple Configuration Enabled Rebooting th e switch a utomatically enables t he mult iple configu ration fea - ture. Synta[...]

Switch Memory and Configuration Multiple Configuration Files Displaying the Content of A Specific Startup-Config File W it h Multiple Co nfiguration enabled, th e switch can have up to three startup- config files. Because the show confi g command always di splays the content of the currently active startup-config fi le, the com mand exten sion show[...]

Switch Memory and Configuration Multiple Configuration Files Syntax: startup-defau lt [ primary | secondary ] co nfig < filename > Specifies a boot configur ation policy option: [ primary | secondary ] c onfig < filename >: Designates the startup-config file to use in a reboot with the software version stored in a specific fl ash locati[...]

Switch Memory and Configuration Multiple Configuration Files ProCurve(config)# startup-default pri config minconfig ProCurve(config) # startup-default sec config ne wconfig. Overriding the Defaul t Reboot Configuration Policy . This com mand provides a method for manual ly rebootin g with a specific startup-config file other than t he file specifie[...]

Switch Memory and Configuration Multiple Configuration Files Renaming an Existing Startup-Config File Syntax: rename con fig < curren t-filename > < newname -str > This command changes the name of an existing startup- config file. A file name ca n include up to 63, alphanumeric characters. Blanks are allowed in a file name enclosed in q[...]

Switch Memory and Configuration Multiple Configuration Files Figure 6-17. Example of Using One Startup-Con fig File for Both Primary and Secondary Flash If you want ed to experiment with co nfigura tion changes to the software version in secondary fl ash, you could create and assign a separate startup- config file for this pu rpose. The first two c[...]

Switch Memory and Configuration Multiple Configuration Files Syntax: erase < config < file name >> | startup-c onfig > config < filena me >: This option erases the specified startup- config file. If the specified file is not the currently active startup-config file, then the file is simply deleted from the memory slot it occupi[...]

Switch Memory and Configuration Multiple Configuration Files Figure 6-19 illustrates using erase config < filename > to remove a startup-config file. Figure 6-19. Example of Erasing a Non-Active Start up-Config File W ith the same memory configuration as is sh own in the bot tom portion of figure 6-19, executing erase startup-co nfig boots th[...]

Switch Memory and Configuration Multiple Configuration Files ProCurve(config)# show config fi les Pressing Clear + Reset: Configuration files: – Replaces all startup-config files wi th a single file named config1 that contains the default id | act pri sec | name configuration for the software ver sion in primary flash. ---+-------------+---------[...]

Switch Memory and Configuration Multiple Configuration Files TFTP: Copying a Configuration File from a Remote Host Syntax: copy tftp con fig < dest-file > < ip-addr > < rem ote-file > < pc | u nix > This is an addition to the co py tftp command options. Use this command to download a co nfiguration file from a TFTP server to[...]

Switch Memory and Configuration Automatic Configuration Update with DHCP Option 66 Xmodem: Copying a Configuration from a Serially Connected Host Syntax: copy xmodem co nfig < dest-file > < pc | u nix > This is an addition to the copy xmodem command options. Use this command to downl oad a configuration file from an Xmodem host to the s[...]

Switch Memory and Configuration Automatic Configuration Update with DHCP Option 66 CLI Command The command to enable the configur ation update using Option 66 is: Syntax: [no] dhcp config-file-upd ate Enables configuration file update us ing Option 66. Default: Enabled ProCurve(config)# dhcp config -file-update Figure 6-21. Example of Enablin g Con[...]

Switch Memory and Configuration Automatic Configuration Update with DHCP Option 66 Multiple Servers serving Multiple VLANs • Each DHSP -enabled VLAN interface initiates DHCPDISCOVER and receives one or more DHCPOFFER messages. Scenario Behavior • Each interface accepts the best offer . • Option 66 is processed only for the interface belo ngin[...]

Switch Memory and Configuration Automatic Configuration Update with DHCP Option 66 6-40[...]

7 Interface Access and System Information Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-2 Interface Access: Console/Seri al Link, Web, and Inbou nd Telnet . 7-3 Menu: Modifying the Interface Access . . . . . . . . . . . . . . . . . . . . . . . . . . 7-4 CLI: Modify ing [...]

Interface Access and System Information Overview Overview This chapter describes how to: ■ View and modify the configuration for switch interface access ■ Use the CLI kill command to terminat e a remote session ■ Vi ew and modify switch system information For help on how to actu ally use the interfa ces built into t he switch, refer to: ■ C[...]

Interface Access and System Information Interface Access: Cons ole/Serial Link, W eb, and Inbound Telnet Interface Access: Console/Serial Link, W eb, and Inbound T elnet Interface Access Features Feature Default Menu CLI We b Inactivity T ime 0 Minutes (disabled) page 7-4 page 7-8 — Inbound T elnet Access Enabled page 7-4 page 7-5 — Outbound T [...]

Interface Access and System Information Interface Access: Console/Serial Link, Web, and Inbound Telnet Menu: Modifying the Interface Access The menu interface enables you to modify these parame ters: ■ Inactivity T imeout ■ Inbound T elnet Enabled ■ W eb Agent Enabled T o Access the Interface Access Parameters: 1. From the Main Menu, Select..[...]

Interface Access and System Information Interface Access: Cons ole/Serial Link, W eb, and Inbound Telnet 3. Use the a rrow keys ( [v] , [^] , [<] , [>] ) to m ove to the parame ters you wan t to change. Refer to the onli ne help provided with this screen fo r further inform ation on configur ation opti ons for the se features. 4. When you hav[...]

Interface Access and System Information Interface Access: Console/Serial Link, Web, and Inbound Telnet T o disable inbound T elnet acce ss: ProCurve(config)# no telnet-server T o re-enable inbound T elnet access: ProCurve(config)# telnet-server Outbound T elnet to Another Device. This feature operates indepen- dently of th e telnet-serv er status a[...]

------------------------------ ------------------------- ------------------------------ ------------------------- Interface Access and System Information Interface Access: Cons ole/Serial Link, W eb, and Inbound Telnet ProCurve(config)# show telnet Telnet Activity ----------------------------- --------------------------- Session : ** 1 Privilege: M[...]

Interface Access and System Information Interface Access: Console/Serial Link, Web, and Inbound Telnet Reconfigure the Console/ Serial Link Settings. Y o u can reconfigure one or more console parameters with one console comman d. Syntax: c onsole [terminal < vt100 | ansi | none >] [screen-refresh < 1 | 3 | 5 | 10 | 20 | 30 | 45 | 60 >] [...]

Interface Access and System Information Denying Interface Access by Termi nating Remote Management Se ssions Y ou can also execute a series of co nsole commands and then save the configuration and boot the switch . For exam ple: ProCurve(config)# console baud -rate speed-sense Command will take effect after saving configuration and reboot ProCurve([...]

Session 2 is an active T elnet session. Interface Access and System Information Denying Interface Access by Term inating Remote Management Sessions The kill 2 comm and terminates session 2. Session 2 is an active T elnet session. Figure 7-6. Example of Using th e “Kill” Command T o T erminate a Remote Session 7-10[...]

Interface Access and System Information System Information System Information System Information Feat ures Feature Default Menu CLI W eb System Name switch product name page 7-12 page 7-14 page 7-17 System Contact n/a page 7-12 page 7-14 page 7-17 System Location n/a page 7-12 page 7-14 page 7-17 MAC Age T ime 300 seconds page 7-12 page 7-16 — T [...]

Interface Access and System Information System Information Ti m e Z o n e : The number of minutes your time z o n e l o c a t i o n i s t o t h e We s t ( + ) or East (-) of Co ordinated Universal T ime (formerly GMT). The default 0 means no time zone i s configured. For example, the time zone for Berlin, Germany is + 60 (minutes) and the time zone[...]

Interface Access and System Information System Information 2. Press [E] (for E dit). The cursor moves to the System Name field. 3. Ref er to the online h elp provided wi th this screen for fu rther informat ion on configur ation opti ons for the se features. 4. When you have finished making ch anges to the above parameters, press [Enter] , then pre[...]

Interface Access and System Information System Information Configure a System Na me, Contact, and Location for the Switch. To help distingui sh one switch f rom another , configure a plain-langu age identity for the switch. Syntax: hostnam e < name-string > snmp-server [contact < system-contact >] [locat ion < system-location >] E[...]

Interface Access and System Information System Information MENU ProCurve-Switch-2520 24-May-2009 12:41:47 ===========================- TELNET - MANAG ER MODE =========================== Switch Configuration - System Information System Name : Green System Contact : Ext-4475 System Location : + character s of the location are missing. It ’s too lon[...]

Interface Access and System Information System Information Reconfigure the MAC Age T ime for Learned MAC Addresses. This command corresponds to the MAC Age Inte rval in the menu interface, and is expressed in seco nds. Syntax: mac-age-time < 60 - 999960> (seconds) Allows you to set the MAC address table’ s ag e-out inte rval. An address is [...]

Interface Access and System Information System Information Note Executing reload or boot resets the time and date to their default startup values. W eb: Configuring System Parameters In the web browser interfac e, you can ent er the follow ing system informat ion: ■ System Name ■ System Loca tion ■ System Contact For access to the MAC Age Int[...]

Interface Access and System Information System Information 7-18[...]

8 Configuring IP Addressing Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2 IP Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2 Just Want a Quick St art with IP Addr essing? . . . . . . . . . . . . . . . . . .[...]

Configuring IP Addressing Overview Overview Y ou can configure IP addressing through all of the switch’ s interfaces. Y ou can also: ■ Easily edit a switch co nfiguration fi le to allow downloading t he file to multiple switches wi thou t overwriting each switch’ s unique g ateway and VLAN 1 IP addressing. ■ Assign up to 8 IP addresse s to [...]

Configuring IP Addressing IP Configuration use the men u interf ace or the CLI to manuall y configu re the init ial IP va lues. After you have network access to a device, you can use the web browser interface t o modify the in itial IP config uration if nee ded. For informat ion on how I P addressing aff ects switch oper ation, refer to “How IP A[...]

Configuring IP Addressing IP Configuration Notes For more on using the Swi tch Setup screen, re fer to the Installat ion an d Getting Started Gu ide you received wi th the swi tch. IP Addressing with Multiple VLANs In the factor y-default co nfiguratio n, the switch has one, permanent default VLAN (named DEF AUL T_VLAN) that in cludes all ports on [...]

Configuring IP Addressing IP Configuration Menu: Configuring IP Addres s, Gateway , and T ime-T o- Live (TTL) Do one of the followin g: ■ T o manually enter an IP ad dress, subnet mask, set the IP Conf ig parameter to Manual and then manual ly ente r the IP a ddress an d subn et mask va lues you want for the switch. ■ T o use DHCP or Bootp, use[...]

Configuring IP Addressing IP Configuration 3. If the switch needs to access a router , for exampl e, to reach off-subnet destinations, select the Default Gateway fi eld and enter the IP address of the gateway router . 4. If you need to change the packet Time-T o- Live (TTL) setting, se lect Default TTL and type in a value between 2 and 255. 5. T o [...]

Configuring IP Addressing IP Configuration (Y ou can also use the show ma nagement command to displa y the IP addressing and time server IP addressing config ured on the sw itch. Refer to figure 9-6 on page 9-10.) For example, in the factor y-default configurat ion (no IP addressing assigned), the switch’ s IP addressing appears as: The Default I[...]

Configuring IP Addressing IP Configuration Note The default IP address setting for the DEF AUL T_VLAN is DHCP/Bootp . On additional VLANs you create, the default IP address setting is Disabled . Syntax: [ no ] vlan < vlan-id > ip address <ip-address/ma sk-length> or [ no ] vlan < vlan-id > ip address < ip -address > < mas[...]

Configuring IP Addressing IP Configuration 1. Go to VLAN 20. 2. Configure two additional IP addresses on VLAN 20. 3. Display IP addressing. Figure 8-4. Example of Con figuring and Displaying a Multinetted VLAN If you then wanted to multine t the de fault VLA N, you w ould do the follo wing: Figure 8-5. Example of Multin etting on the Defau lt VLAN [...]

Configuring IP Addressing IP Configuration Removing or Replacin g IP Addresses in a Multi netted VLAN. To remove an IP address from a multinetted VLAN, use the no form of the IP address command shown on page 8-8. Ge nerally , to replace one IP address with anothe r , you should firs t remove the address you w ant to replace, and then enter the new [...]

Configuring IP Addressing IP Configuration How IP Addressing Affe cts Switch Operation W ithout an IP address and subnet mask compatible with your network, the switch can be managed only through a direct terminal d evice connection to the Console RS-232 port. Y ou can use di rect-connect console acce ss to take advantage of features that do not dep[...]

Configuring IP Addressing IP Configuration Note Note DHCP/Bootp Operation Overview . DHCP/Bootp is used to provide configurati on data from a DHCP or Bootp server to the swit ch. This data can be the IP ad dress, subnet mask, default gateway , T imep Server addr ess, and TFTP server add ress. If a TFTP server address is provided, this allows th e s[...]

Configuring IP Addressing IP Configuration DHCP Operation. A significant diffe rence between a DHCP configuration and a Bootp con figuration is that a n IP address assignme nt from a DHCP server is automatic. Depe ndin g on how the DH CP server i s configu red, the switch may receive an IP address that i s temporarily leased . Pe riodically the swi[...]

Configuring IP Addressing IP Configuration gw=10.66.77.1: lg=10.22.33.44: T144=”switch.cfg”: vm=rfc1048 where: 2520switch is a user-defined symbolic name to help you find the corr ect section of the bootptab file. If you have multiple switches that will be using Bootp to get their IP configuration, you should use a unique symbolic name for e[...]

Configuring IP Addressing IP Configuration Note Designating a primary VLAN other than the default VLAN affe cts the switch’ s use of informat ion received via DHCP/B ootp. For more on thi s topic, refer to the chapter describing VLANs in the Advanced T raffic Management Guide for your switch. After you reconfigure or rebo ot the switch wi th DHCP[...]

Configuring IP Addressing IP Preserve: Retaining VLAN-1 IP Addres sing Across Configuration File Downloads IP Preserve: Retaining VLAN-1 IP Addressing Across Configuration File Downloads For the switches co ve r e d in th is g u i d e , IP Preserve enables you to copy a configuratio n file to mult iple switches whi le retaining th e individual IP a[...]

Configuring IP Addressing IP Preserve: Retaining VLAN-1 IP Addres sing Across Configuration File Downloads ; J9137A Configuration Editor; Created on release #S.14.XX hostname “ProCurve” time daylight-time-rule Non e . . Entering “ip prese rve” in the last line of a configuration . file implements IP Preserve when the file is password manage[...]

Configuring IP Addressing IP Preserve: Retaining VLAN-1 IP Addres sing Across Configuration File Downloads ProCurve(config)# show run Running configuration: ; J9137A Configuration Edit or; Created on release #S.14.XX hostname "ProCurve" trunk A11-A12 Trk1 Trunk ip default-gateway 10.10.10.1 snmp-server community "publ ic" Unrest[...]

Configuring IP Addressing IP Preserve: Retaining VLAN-1 IP Addres sing Across Configuration File Downloads ProCurve# show run Running configuration: ; J9137A Configuration Edit or; Created on release #S.14.XX hostname "ProCurve" trunk A11-A12 Trk1 Trunk ip default-gateway 10.10.10.1 snmp-server community "publ ic" Unrestricted B[...]

Configuring IP Addressing IP Preserve: Retaining VLAN-1 IP Addres sing Across Configuration File Downloads 8-20[...]

9 T ime Protocols Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2 TimeP Time Synchronizati on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2 SNTP Time Synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2 Select[...]

Time Protocols Overview Overview This chapter describes: ■ SNTP T ime Protocol Operation ■ T imep T ime Protocol Operation Using time synchron ization ensures a u niform time among interoperating devices. This helps you to manage a nd troubleshoot switch operation by attaching meaningful time da ta to ev ent and error messages. The switch offer[...]

Time Protocols Selecting a Time Synchronization Protocol or Turning Off Time Protocol Operation Note T o use Broadcast mode, the switch an d th e SNTP server must be in the same subnet. ■ Unicast Mode: The switch requests a time update from the config- ured SNTP server . (Y ou can conf igure one se rver usin g the me nu interface, or up to three [...]

Time Protocols SNTP: Viewing, Selecting, and Configuring ■ In the Sy stem Info rmation sc reen of th e Menu in terface , set the Ti m e Synch Method para mete r to None , then press [En ter], then [S] (for S ave ). ■ In the Global conf ig le vel of the CLI, execute no timesync . SNTP: V iewing, Selecting, and Configuring SNTP Feature Default Me[...]

Time Protocols SNTP: Viewing, Selecting, and Configuring T able 9-1. SNTP Parameters SNTP Parameter Operation T ime Sync Method Used to select eith er SNTP , TIMEP , or None as the time synchronization method. SNTP Mode Disabled The Default. SNTP does not operate, even if specified by the Menu interface T ime Sync M ethod parameter or the CLI times[...]

Time Protocols SNTP: Viewing, Selecting, and Configuring ==========================- CO NSOLE - MANAGER MODE -=========== ============= Switch Configuration - Syst em Information System Name : ProCurve System Contact : System Location : Inactivity Timeout (min) [0] : 0 MAC Age Time (sec) [300 ] : 300 Inbound Telnet Enabled [Yes] : Yes Web Agent Ena[...]

Time Protocols SNTP: Viewing, Selecting, and Configuring Note: This step replaces any pre v iously configured server IP address. If you will be using b ackup SNTP servers (requi res use of the CLI), then refer to “SNT P Unicast T ime Polling w ith Multiple SNTP Servers” on page 9-25. iii. Press [v] to move the cursor to the Server V ersi on fie[...]

Time Protocols SNTP: Viewing, Selecting, and Configuring CLI: V iewing and Configuring SNTP CLI Commands Described in this Section SNTP Command Page show sntp 9-8 [no] timesync 9-10 and ff., 9-14 sntp broadcast 9-11 sntp unicast 9-12 sntp server 9-12 and ff. Protocol V e rsion 9-10 9-12 Priority 9-10 9-12 poll-interval 9-14 no sntp 9-15 This sectio[...]

-------- ------------------------ ---------------------- --------- ------- Time Protocols SNTP: Viewing, Selecting, and Configuring ProCurve(config)# show sntp SNTP Configuration Time Sync Mode: Sntp SNTP Mode : Unicast Poll Interval (sec) [720] : 719 Priority SNTP Server Address Protocol Version -------- ---------------------- --------------------[...]

Time Protocols SNTP: Viewing, Selecting, and Configuring ProCurve(config)# show managem ent Status and Counters - Managem ent Address Information Time Server Address : fe80:: 215:60ff:fe7a:adc0%vlan10 Priority SNTP Server Address Protocol Version -------- ------------------- --------------------------- ---- ------------ 1 2001:db8::215:60ff:fe79:89[...]

4 Time Protocols SNTP: Viewing, Selecting, and Configuring Enabling SNTP in Broadcast Mode. Because the switch provides an SNTP polling interval (default: 720 seconds ), you need only these two commands for minimal SNTP broadcast configurati on: Syntax: timesync sntp Selects SNTP as the time sync hronization method . Syntax: sntp broadcast Configur[...]

Time Protocols SNTP: Viewing, Selecting, and Configuring Enabling SNTP in Unicast Mode. Like broadcast mode, confi guring SNTP for unicast mode enables SNTP . However , for Unicast operation, you must also specify the IPv4 or IPv6 address an d priority (1 - 3) of at leas t one SNTP server . The switch allows up to three unicast servers. Y ou can us[...]

-------- ------------------------ ---------------------- --------- ------- Time Protocols SNTP: Viewing, Selecting, and Configuring . ProCurve(config)# show sntp In this example, the Poll Interval and the Protocol SNTP Configuration Ve r s i o n appear at their default settings. Time Sync Mode: Sntp Both IPv4 and IPv6 a ddresses are displayed. SNTP[...]

Time Protocols SNTP: Viewing, Selecting, and Configuring Changing the SNTP Poll Interval. Syntax: sntp < 30..720 > Specifies how long the switch waits between time polling intervals. The default is 720 seconds and the range is 30 to 720 seconds. (This parameter is separate from the poll inter - val parameter used for T imep operation.) For ex[...]

Time Protocols SNTP: Viewing, Selecting, and Configuring Disabling the SNTP Mode. If you want to prevent SNTP from being used even if selected by timesync (or the Menu interface’ s T ime Sync Method param- eter), configure the SN TP mode as disabled. Syntax: no sntp Disables SNTP by changing the SNTP mode configuration to Disabled . For example, [...]

Time Protocols TimeP: Viewing, Selecting, and Configuring T imeP: V iewing, Selecting, and Configuring T imeP Feature Default Menu CLI We b view the T imep time synchronization configuration n/a page 9-17 page 9-19 — select T imep as the time synchronization method TIMEP page 9-15 pages 9-21 ff. — disable time synchronization timep page 9-17 pa[...]

Time Protocols TimeP: Viewing, Selecting, and Configuring Menu: V iewing and Configuring T imeP T o View , Enable, and Mod ify the T imeP Protocol: 1. F rom the Mai n Menu, sel ect: 2. Switch Configurat ion... 1. System Information ==========================- CONSOL E - MANAGER MODE -========================== Switch Configuration - Sy stem Informa[...]

Time Protocols TimeP: Viewing, Selecting, and Configuring ii. Enter the IP address of the T ime P server you want the switch to use for time synchronization. Note: This step replaces any prev iously configured T imeP server IP address. iii. Press [>] to move the cursor to the Poll Interval field, th en go to step 6. 5. In the Poll In terval fiel[...]

Time Protocols TimeP: Viewing, Selecting, and Configuring V iewing the Current T imeP Configuration Using different show commands, you can display either the full T imeP config- uration or a combined listing of all T imeP , SNTP , and VLAN IP addresses configured on the switch. Syntax: show timep This command lists both the time synchroni zation me[...]

-------- ------------------------ ---------------------- --------- ------- Time Protocols TimeP: Viewing, Selecting, and Configuring ProCurve(config)# show management Status and Counters - Mana gement Address Information Time Server Address : 10.10.28.10 0 Priority SNTP Server Address P rotocol Version 1 10.10..28.101 3 2 10.255.5.24 3 3 fe80::123%[...]

Time Protocols TimeP: Viewing, Selecting, and Configuring Enabling T imeP in DHCP Mode. Because the switch provides a T imeP polling interval (defa ult: 720 minutes) , you need only these two commands fo r a minimal T imeP DHCP configuration: Syntax: timesync timep Selects T imeP as the time synchronization method. Syntax: ip timep dhcp Configures [...]

Time Protocols TimeP: Viewing, Selecting, and Configuring Enabling T imep in Manual Mode. Like DHCP mode, configurin g T i meP for Manual mode enables T imeP . However , for manua l operation, you must also specify th e IP address of th e T imeP ser ver . (The switch allows only one T imeP server .) T o enable the T imeP protocol: Syntax: timesync [...]

Time Protocols TimeP: Viewing, Selecting, and Configuring Changing the T imeP Poll Interval. This command lets you specify how long the switch waits between ti me po lling intervals. The default i s 720 minutes and the range is 1 to 9999 minutes. (T his parameter is separate from the poll interval paramete r used for SNTP operation.) Syntax: ip tim[...]

Time Protocols TimeP: Viewing, Selecting, and Configuring For example, i f the switch is running T imeP in DHCP mode, no ip timep changes the T imeP configuration as shown below , and disables time synchronization. Even though the T i me Sync Mode i s set to T imep, time synchroniza tion is disa bled because no ip timep has disa bled the T imeP Mod[...]

-------- ------------------------ ---------------------- --------- ------- Time Protocols SNTP Unicast Time Polling with Multiple SNTP Servers SNTP Unicast T ime Polling with Multiple SNTP Servers When running SNTP unicast time polling as the time synchronization met hod, the switch requests a time upda te from the server yo u configured with ei th[...]

Time Protocols SNTP Messages in the Event Log Adding and Deleting SNTP Server Addresses Adding Addresses. As mentioned earlier , yo u ca n configure o ne SNTP server address using either the Menu interface or the CL I. T o configure a second and third ad dress, you must us e the CLI. T o conf igure the rem aining two addresses, you would do the fol[...]

10 Port Status and Configuration Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-3 Viewing Port Status and Configuring Port Parameters . . . . . . . . . . 10-3 Menu: Port Status and Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . 10-4 Port Type . . . . . [...]

Port Status and Configuration Contents Configuring Transceivers and Modules That Haven’t Been Inserted . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-28 Transceivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-28 10-2[...]

Port Status and Configuration Overview Overview Note On Connecting T ran sceivers to Fixed-Configu ration Devices This chapter describes how to view th e current port configuration and how to configure ports t o non-d efault settings, including ■ Enable/Disable ■ Mode (speed and duplex) ■ Flow Control ■ Broadcast Limit ■ Friendly P ort Na[...]

Port Status and Configuration Viewing Port Status and Configur ing Port Parameters Menu: Port Status and Configuration From the menu interface, you can view and change the port con figuration. Using the Menu T o V iew Port Configuration. The menu interf ace dis- plays the configuration for ports an d (if co nfigured) any trunk gro ups. From the Mai[...]

Port Status and Configuration Viewing Port Status and Configuring Port Parameters Status of Ports A port can be enabled or disabled: ■ Ye s : Enabled, the default. Th is indicat es the port is ready fo r a network connection. ■ No : Disabled, th e port will not operat e, even if pro perly connected to a network. Use the setting, for example, to[...]

Port Status and Configuration Viewing Port Status and Configur ing Port Parameters Modes The mode is the port’ s speed and duplex (date transfer op eration) setting. T able 10-1 shows possible modes available, depend ing on the port type (copper or fiber) and p ort speed. T able 10-1. Supported Modes Mode Speed and Duplex Settings Auto-MDIX Sense[...]

Port Status and Configuration Viewing Port Status and Configuring Port Parameters T able 10-2. Protocols and Modes Support ed for Copper Ports 10/100 Mbps Gigabit 10/100 T X 10/100/1 000-T Modes Settings Modes Settings Auto 10HDx 100HDx 10FDx 100FDx Auto-10 100FDx 10HDx 100HDx 10FDx 100FDX 10FDX Auto Auto-10 Auto-100 Auto-10-10 0 Auto-1000 10HDx 10[...]

Port Status and Configuration Viewing Port Status and Configur ing Port Parameters ==========================- CONS OLE - MANAGER MODE -============ =============== = Switch Configuration - Port/T runk Settings Port Type Enabled Mode Flow Ctrl Group Type ---- --------- + ------- ------------ --------- -- --- ----- 1 10/100TX | Yes Auto Disable 2 10[...]

Port Status and Configuration Viewing Port Status and Configuring Port Parameters broadcast-limit page 10-19 auto-mdix page 10-19 V iewing Port Status and Configuration Use the following commands to display port stat us and configurat ion data. Syntax: show interfaces [ brief | c onfig | < port-list >] brief: Lists the current operating st at[...]

Port Status and Configuration Viewing Port Status and Configur ing Port Parameters ProCurve(config)# show interface s config Port Settings Port Type | Enabled Mode Flow Ctrl MDI ----- --------- + ------- ---- -------- --------- ---- 1 10/100TX | Yes Auto-10-100 Disable Auto 2 10/100TX | Yes Auto Disable Auto 3 10/100TX | Yes Auto Disable Auto 4 10/[...]

Port Status and Configuration Viewing Port Status and Configuring Port Parameters Status and Counters - Port Counters Port ----- Total Bytes -------------- Total Frames Errors Rx -------------- ------------ Drops Rx ------------ Flow Ctrl ----- Bca* Lim* ---* 1 2 3 4 5 6 7 8 9 10 1,121,436,946 0 0 0 0 0 1,078,679,873 0 0 0 10,610,556 0 0 0 0 0 0 0 [...]

Port Status and Configuration Viewing Port Status and Configur ing Port Parameters Parameter Column Displays Examples port Port identifier A2 type Port type 100/1000T status Port status up or down speed Connection speed and duplex 1000FDX mode Configured mode aut o, auto-100, 100FDX mdi MDI mode auto, MDIX flow Flow control on or off name Friendly [...]

Port Status and Configuration Viewing Port Status and Configuring Port Parameters Note Each field has an fi xed minimum widt h to be displayed. If you speci fy a field width smaller than the mini mum width, t he information is displayed at the minimum wid th. For ex ample, if the mini mum width fo r the Name field is 4 characters and you specify Na[...]

Port Status and Configuration Viewing Port Status and Configur ing Port Parameters V iewing Port Utilization Statistics Use the show interface por t-utilization comma nd to view a real-time rate display for all port s on the switch . The following shows a sampl e output from this command. ProCurve(config)# show interfac es port-utilization Status a[...]

Port Status and Configuration Viewing Port Status and Configuring Port Parameters ■ Display real-time status informatio n about all installed transceivers, including no n-operat ional transcei vers. Figure 10-8 shows sample o utput from th e show tech transceivers command. ProCurve# show tech transceivers Transceiver Technical Informatio n: Port [...]

Port Status and Configuration Viewing Port Status and Configur ing Port Parameters • Transceiver type not supported in this software version. • Not a ProCurve Transceiver. Please go to: www.hp.com/rnd/device_help/2_inform for more info. Enabling or Disabling Ports and Configuring Port Mode You can configur e one or more o f the following port p[...]

Port Status and Configuration Viewing Port Status and Configuring Port Parameters These comm ands ena ble and c onfigu re port 8 from the config level: ProCurve(config)# int 8 ena ble ProCurve(config)# int 8 spe ed-duplex 100-full ProCurve(config)# int 8 flo w-control ProCurve(config)# int 8 ProCurve(eth-8)# enable ProCurve(eth-8)# speed-dupl ex 10[...]

Port Status and Configuration Viewing Port Status and Configur ing Port Parameters ProCurve(config)# int 5-6 flow-c ontrol ProCurve(config)# show int brief Status and Counters - Port Stat us | Intrusion MDI Flow Bcast Port Type | Alert Enabled Status Mode Mode Ctr l Limit ----- --------- + --------- -- ----- ------ ---------- ----- --- -- ------ 1 [...]

Port Status and Configuration Viewing Port Status and Configuring Port Parameters Configuring a Broadcas t Limit on the Switch Broadcast-Li mit on switches co v er ed in th is g u i de is configu red on a per -port basis. Y ou must be at the port contex t level for this command to work, for example: ProCurve(config)#int B1 ProCurve(int B1)# broadca[...]

Port Status and Configuration Viewing Port Status and Configur ing Port Parameters This mean s you can u se a “str aight-thr ough” twisted-pai r cable or a “cross- over” twisted-pair cable for any of the connections—the port makes the necessary adjustments to ac commodate ei ther one for correc t operation. The following port types on you[...]

Port Status and Configuration Viewing Port Status and Configuring Port Parameters T able 10-4. Cable T ypes for Au to and Manual MDI/MDI-X Setting s MDI/MD I-X De vice T ype Setting PC or Other MDI Device T ype Switch, Hub, or Other MDI-X Device Manual MDI Crossover C able Straight-Through Cable Manual MDI-X Straight-Through Cable Crossover Cable A[...]

Port Status and Configuration Viewing Port Status and Configur ing Port Parameters ProCurve(config)# show interfaces config Per-Port MDI Configur ation Port Settings Port Type | Enabled Mode Flow Ctrl MDI ------- --------- + ------- --- --------- --------- ---- 1 100/100T | Yes Auto Disable Auto 2 100/100T | Yes Auto Disable MDI 3 100/100T | Yes Au[...]

Port Status and Configuration Using Friendly (Optional) Port Names Using Friendly (Optional) Port Names Feature Default Menu CLI We b Configure Friendly Port Names Standard Port Numbering n/a page 24 n/a Display Friendly Port Names n/a n/a page 25 n/a This feature ena bles you to assign al phanumeric po rt names of your ch oosing to augmen t automa[...]

Port Status and Configuration Using Friendly (Optional) Port Names ■ In a port listing, not assigned indi cates that the port does not have a name assignment other t han its fixed port number . ■ T o retain friendly port n ames across reboot s, you must save the current running-con figuration t o the startu p-config fi le after ente ring the fr[...]

Port Status and Configuration Using Friendly (Optional) Port Names Configuring th e Same Name for Mu ltiple Ports. Suppose that you want to use ports A5 through A8 as a trunked l ink to a server used by a drafting group. In thi s case you might con figure ports A5 thro ugh A8 with th e name “Draft-Server:T runk”. Figure 10-15. Example of C onfi[...]

Port Status and Configuration Using Friendly (Optional) Port Names Syntax: show nam e [ port-list ] Lists the friendly port name with its corresponding port number and port t ype. The show na me command without a port list shows this data for all ports on the switch. For example: Friendly por t names assigned i n previous examples. Ports Without ?[...]

Port Status and Configuration Using Friendly (Optional) Port Names Syntax: show interface < p ort-number > Includes the friendly port name wi th the port’ s traffic statistics listing. For example, if you configure port 5 wi th the name “O’Con nor_10.2 5.101.43”, the show interface output for thi s port appears similar to the fo llowi[...]

Port Status and Configuration Using Friendly (Optional) Port Names Syntax: show config Includes friendly port names in a listing of all interfaces (ports) configured with non-default set tings. Excludes ports that have neither a friendl y port name nor any other non-default configuration settings. For example, if you co nfigure port A1 with a frie [...]

11 Power Over Ethernet (PoE) Operation Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-2 Configuration Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-2 Related Publications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

Power Over Ethernet (PoE) Ope ration Contents Planning and Impl ementing a PoE Configurati on . . . . . . . . . . . . . . 11-20 Assigning PoE Ports to VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-20 Applying Secu rity Feature s to PoE Config urations . . . . . . . . . . . . . 11-20 PoE Event Log Messages . . . . . . . . . . [...]

Power Over Ethernet (PoE) Operation Overview Overview Power Over Ethernet (PoE ) technology al lows IP telephones, w ireless LAN access points, an d other powered devi ces (PDs) to receive power and transfer data over existi ng LAN cabli ng. The PoE feature described in this chapte r operates on the fol lowing switches: ■ ProCurve Switch 2520-8-P[...]

Power Over Ethernet (PoE) Ope ration Overview Related Publications This chapter introdu ces general PoE oper ation, PoE co nfigurat ion and monitoring comm ands, and event l og me ssages related to PoE operation on the HP ProCurve Series 2520 and 2520G switches. The follow ing two manuals provide further inf ormation: ■ For informatio n on inst a[...]

Power Over Ethernet (PoE) Operation PoE Operation Te r m Use in this Manual priority class Refers to the type of power prioritization that uses Low (the default), Hig h , and Critical priority assignments to determine which groups of ports will receive power . Note that power priority rules apply only if PoE pr ovisioning be comes oversubscribed. P[...]

Power Over Ethernet (PoE) Ope ration PoE Operation Note Depending on power demands, lower -priority ports on a switch with h igh PoE power demand may occasionally lose po wer due to the demands of higher - priority ports. (Refer to “Power Pr iority Operation” for f urther d etails.) Power Priority Operation In the default configurat ion PoE pow[...]

Power Over Ethernet (PoE) Operation Configuring PoE Operation Configuring PoE Operation In the defa ult configur ation, Po E support is enabled on the PoE ports. The default p riority for all po rts is Low and the default power notif ication threshol d is 80 (%). Using the CLI, you can: ■ Disable or re-e nable PoE operatio n on individu al PoE po[...]

Power Over Ethernet (PoE) Ope ration Configuring PoE Ope ration For a current list ing of PDs support ed by this feature, visit the ProCurve Networking website at www .procurve.com . Click on T echnical support , and then on FA Q s , and then select the switch model. PoE for pre-802.3af-standard powered devices is disabled by defa ult. Syntax: [no][...]

Power Over Ethernet (PoE) Operation Configuring PoE Operation Configuring the PoE Po rt Priority Level Syntax: interface < port-list > power -over -ethe rnet [ critical | high | low ] Reconfigures the PoE priority level on < port-list >. For a given level, ports are prioritized by port number in ascending order . For example, if ports 1[...]

Power Over Ethernet (PoE) Ope ration Configuring PoE Ope ration Priority Setting Configuration Command and Resulting Operation Low This priority class receives power only if all PDs on ports with High and Criti cal priority settings are receiving power . If there is enough p ower to provision PDs on only some Low priority ports, then power is alloc[...]

Power Over Ethernet (PoE) Operation Configuring PoE Operation T able 11-1. Power Classes and Their Values Power Class Va l u e 0 Depends on cable type and PoE architecture. Maximum power level output of 15.4 watts at the PSE. This is the default class; if there isn’t enough informatio n about the load for a specific classification, th e PSE class[...]

Power Over Ethernet (PoE) Ope ration Configuring PoE Ope ration ProCurve(config)# show power -over-ethernet 6 Status and Counters - Port Power Status for port 6 Power Enable : Yes LLDP Detect : enabled Priority : low Configured Type : AllocateBy : value Value : 15 W Detection Status : Delive ring Power Class : 2 Maximum power delivered Over Current[...]

Power Over Ethernet (PoE) Operation Configuring PoE Operation Changing the Threshold for Generating a Power Notice By default, PoE suppo rt is enabled on th e switch’ s 10/100Base -TX ports, with the power p riority se t to Low and the power threshold set to 80 (%). The followin g commands a llow you to adjust these settings. Syntax: power thre s[...]

Power Over Ethernet (PoE) Ope ration Configuring PoE Ope ration Cycling Power on a Port Simply disabling a PoE port does not affect power del ivery through that port. T o cycle the power on a PD receiving po wer from a PoE port on the switch, disable, then re-enable the power to that port. Syntax: [no] inte rface [e] < p ort-list > pow er Re-[...]

Power Over Ethernet (PoE) Operation PoE/PoE+ Allocation Using LLDP Information PoE/PoE+ Allocation Using LLDP Information LLDP with PoE When using Po E, enabling poe-lldp-detec t allows au tomatic p ower configu ra- tion if the link part ner suppor ts PoE. When LLDP is enabled , the information about the power usage of the PD is avai lable and the [...]

Power Over Ethernet (PoE) Ope ration Viewing PoE Configuration and Status V iewing PoE Configuration and Status Displaying the Switch’ s Global PoE Power Status Syntax: show power-over -ethernet Displays the switch’ s global PoE power status, including: • Pre-standard Detect : Shows whether PoE for pre-802.3af-standard powered devices is enab[...]

Power Over Ethernet (PoE) Operation Viewing PoE Configuration and Status ProCurve(config)# show power-over -ethernet Status and Counters - System Pow er Status Pre-standard Detect : On Operational Status : On Usage Threshold (%) : 80 Chassis power-over-ethernet: Total Available Power: 67 W Total used Power: 0 W +/- 6W Total Remaining Power: 67 W Fi[...]

Power Over Ethernet (PoE) Ope ration Viewing PoE Configuration and Status For example, show power -over -eth ernet brief displays this output: ProCurve(config)# show power-ove r-ethernet brief Status and Counters - Port Powe r Status PoE | Power LLDP Power Alloc PoE Configured Detection Power Port | Enable Detect Priority By Val Type Status Class -[...]

Power Over Ethernet (PoE) Operation Viewing PoE Configuration and Status Displaying the PoE Stat us on Specific Ports Syntax: show powe r -over-ethernet < port-list > Displays the following PoE status and statistics (since the last reboot) for each port in < port-list >: • Power Enable: Shows Ye s for ports enabled to support PoE (the[...]

Power Over Ethernet (PoE) Ope ration Viewing PoE Configuration and Status For example, if you wanted to vi ew the Po E status of port 5, y ou would use show powe r -over -ethernet 5 to display the data: ProCurve(config)# show powe r-over-ethernet 5 Status and Counters - Port Power Status for port 5 Power Enable : Yes LLDP Detect : disabled Priority[...]

Power Over Ethernet (PoE) Operation Planning and Imple menti ng a PoE Configuration Planning and Implementing a PoE Configuration This section provides an overview of some considerations for planning a PoE application. For additional i nformation, refer to the HP ProCurve PoE Planning and Implementation Guide . Assigning PoE Po rts to VLANs If your[...]

Power Over Ethernet (PoE) Ope ration PoE Event Log Messages PoE Event Log Messages PoE operat ion genera tes these Ev ent Log me ssages. Y ou can also co nfigure the switch to send these messages to a configured debug dest ination (ter minal device or Syslog se rver). I 1 MM/DD/YY HH:MM:SS chassis: Message header , with severity, date, system time,[...]

Power Over Ethernet (PoE) Operation PoE Event Log Messages W MM/DD/YY HH:MM:SS chassis: Message header , with severity, date, system time, and system module type. For more informatio n on Event Log operation, refer to the “T roubleshooting” appendix in the Management and Configuration Guide for your switch. Ext Power Supply connected but not re[...]

Power Over Ethernet (PoE) Ope ration PoE Event Log Messages Port < port-# > PD MPS Absent indication. The switch no longer detects a de vice on < port-# >. The device may have been disconnected, powered down, or stopped functioning. Port < port-# > PD Other Fault indication. There is a problem with the PD connected to the port. Po[...]

12 Port T runking Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-2 Port Trunk Feature s and Operati on . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-4 Trunk Configuration Methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-4 Menu: Viewing[...]

Port Trunking Overview Overview This chapter describes creating and modifying port trunk grou ps. This includes non-prot ocol trunks an d LACP (802.3ad) t runks. Port Status and Conf iguration Featu re s Feature Default Menu CLI Web viewing port trunks n/a page 12-9 page 12-11 page 12-17 configuring a static trunk none page 12-9 page 12-15 — grou[...]

Port Trunking Overview Port Connecti ons and C onfigurati on: All port trun k links must be po int- to-point connections between a sw itch and anot her switc h, router , server , or workstation confi gured for port trunking. No intervening, non -trunking devices are allowed. It i s important to note that port s on both ends of a port trunk group mu[...]

Port Trunking Port Trunk Features and Operation Port T runk Features and Operation T h e s w i t c h e s covered in this guide of f e r t h e s e o p t i o n s f o r p o r t t r u n k i n g : ■ LACP: IEEE 802.3ad—page 12-18 ■ T runk: Non-Protocol—page 12-26 Up to 24 trunk groups are su pported on th e s w it c h e s covered in this guide. T[...]

Port Trunking Trunk Configuration Methods ProCurve(config) int c1-c4 lacp active Note that the preceding ex ample works if the ports are not already operati ng in a trunk. T o change the LACP option on ports already operating as a trunk, you must first remove them from the trun k. For example, if ports C1 - C4 were LACP-active and operati ng in a t[...]

Port Trunking Trunk Configuration Methods T able 12-2. T ru nk Configuration Protocols Protocol T runking Options LACP Provides dynamic and static LACP trunking options. (802.3ad) • Dynamic LACP — Use the switch-negotiated dy namic LACP trunk when: – The port on the other end of the trunk link is configured for Active or Passive LACP . – Y [...]

Port Trunking Trunk Configuration Methods T able 12-3. General Operating Ru les for Port T runks Media: For proper trunk operation, all ports on both ends of a trunk group must have th e same media type and mode (speed and duplex). (For the switches cover ed in this guide, ProCurve recommends leaving the port Mode setting at Auto or , in networks u[...]

Port Trunking Trunk Configuration Methods Spanning T ree: 802.1D (STP) and 802.1w (RSTP) Spanning T ree operate as a global setting on the switch (with one instance of Spanning T ree per switch). 802.1s (MSTP) Spanning T r ee operates on a per -instance basis (with multiple instances allowed per switch). For each SpanningT ree instance, you can adj[...]

Port Trunking Menu: Viewing an d Configuring a Static Tr unk Group Menu: V iewing and Configuring a Static T runk Group Important Configure p ort trunking before you connect th e trunked links to another switch, routing switch, or serv er . Otherwise , a broadcast storm co uld occur . (If you need to connect the ports bef ore configur ing them for [...]

Port Trunking Menu: Viewing an d Configuring a Static Tr unk Group • For proper trunk op eration, all ports in a t runk must have the same media type and mode (such as 10/100TX set to 100FDx, or 100FX se t to 100FDx). The flow control settings must also be the same for all ports in a given trunk. T o verify thes e settin gs, refer to “Viewing P[...]

Port Trunking CLI: Viewing and Configuring Port Trunk Groups 8. Connect the trunked ports on the switch to the correspond ing ports on the opposite device. If you previousl y disabled any of the trunked ports on the switch, en able them now . (R efer to “V iewing Port St atus and Configuring Port Parameters” on page 10-3.) Check the Event Log ([...]

Port Trunking CLI: Viewing and Configurin g Port Trunk Groups Using a port list specifies, fo r switch ports in a static trun k group, only the ports you want to view . In this case, the command specifies ports A5 through A 7 . H o w e v e r, b e c a u s e p o r t A 6 i s n o t i n a static tru nk group, i t does no t appear in the result ing listi[...]

Port Trunking CLI: Viewing and Configuring Port Trunk Groups Listing Static LACP and Dynamic LACP T runk Data. Syntax: show lacp Lists data for only the LACP-configured ports.. In the followi ng exampl e, ports A1 and A2 have been previ ously configured for a static LACP tr unk. (For more on the “Active” parameter , see table 12-5 on page 12-21[...]

Port Trunking CLI: Viewing and Configurin g Port Trunk Groups Figure 12-9. Example of a Dyn amic LACP T runk with On e Standby Link “Up” Links Standby Link Using the CLI T o Configure a Static or Dynamic T runk Group Important Configure port trun king before you connect the trunked links between switches. Otherwise, a br oadcast storm could occ[...]

Port Trunking CLI: Viewing and Configuring Port Trunk Groups Configuring a Static T runk or Static LACP T runk Group. Syntax: trunk < port-list > < trk1 ... trk24 > < trunk | lacp > Configures the specified static trunk type. This example uses port s C4 - C6 to create a non-prot ocol static trunk group with the group n ame of Tr k[...]

Port Trunking CLI: Viewing and Configurin g Port Trunk Groups Figure 12-10. Exampl e of Criteria for Auto matically Forming a Dyna mic LACP T runk Switch “A” with ports set to LACP passive. Switch “B” with ports set to LACP passive. Dynamic LACP tru nk cannot automa tically form b ecause both ends of the lin ks are LACP passive. (In this ca[...]

Port Trunking Web: Viewing Existing Port Trunk Groups Caution Unless spanning tree is runni ng on your network, removing a port fr om a trunk can result in a loop . T o help preven t a broadcast storm when you remove a port from a trunk w here spanning t ree is not in use, ProCu rve recommends that you first disabl e the port or disconnect th e lin[...]

Port Trunking Trunk Group Operation Using LACP T runk Group Operation Using LACP The switch can automat ically configur e a dynamic LACP trunk gr oup or you can manually configure a static LACP trunk group. Note LACP requir es full-dupl ex (FDx) links of the sam e media type (10/10 0Base-T , 100FX, etc.) and the same speed, and en forces speed and [...]

Port Trunking Trunk Group Operation Using LACP T able 12-4. LACP T runk T ypes LACP Port T runk Configuration Operation Dynamic LACP This option automatically establishes an 802.3ad-compliant trunk group, with LACP for the port T ype parameter and Dyn X for the port Group name, where X is an automatically assigned va lue from 1 to 24, depending on [...]

Port Trunking Trunk Group Operation Using LACP Static LACP Provides a manually configured, st atic LACP trunk to acco mmodate these conditions: LACP Port T runk Configuration Operation • The port on the other end of the trunk link is configured for a static LACP trunk. • Y ou want to configure non-default spanning tree or IGMP parameters on an [...]

Port Trunking Trunk Group Operation Using LACP Default Port Operation In the defaul t configur ation, LACP is disabled f or all port s. If LACP is not configured as Active on at least one end of a link, then t he port does not t ry to detect a trunk conf iguration an d operates as a standard, untrunked port. T able 12-5 lists the eleme nts of per -[...]

Port Trunking Trunk Group Operation Using LACP LACP Partner Ye s : LACP is enabled on both ends of the link. Status Name Meaning No: LACP is enabled on the switch , but either LACP is not enabled or the link has not been detected on the opposite device. LACP Status Success: LACP is enabled on the port, detects and synchr onizes with a device on the[...]

Port Trunking Trunk Group Operation Using LACP The switch will not al low you to configur e LACP on a port on which port security is enabled. For example: ProCurve(config)# int a17 lacp passive Error configuring port A17: LACP and port security cannot be run together. ProCurve(config)# T o restore LACP to the port, you must remove port security and[...]

Port Trunking Trunk Group Operation Using LACP Blocked Por ts with Older Devic es. Some older devices are limited to four ports in a trunk. Wh en eight LACP-ena bl ed ports are connected to one of these older devices, fou r ports connect, but t he other four ports are blocked. The LACP status of the blocked ports is show n as “Failure”. If one [...]

Port Trunking Trunk Group Operation Using LACP ■ If there are ports that you do not want on the default VLAN, ensu re that they cannot become dynamic LACP trunk members. Otherwise a traffic loop can unexpectedly occur . For example: VLAN-1 (Default VLAN) VLAN-2 VLAN-1 (Default VLAN) VLAN-2 VLAN-1 (Default VLAN) VLAN-2 VLAN-1 (Default VLAN) VLAN-2[...]

Port Trunking Trunk Group Operation Using the “Trunk” Option Dynamic/Static LACP Interoperation: A port configured fo r dynamic LACP can properly i nteroperate with a port con figured for static (T rk X ) LACP , but any ports configured as stand by LACP links will be ignored. T runk Group Operation Using the “T runk” Option This method crea[...]

Port Trunking How the Switch Lists Trunk Data How the Switch Lists T runk Data Static T runk Group: Appears in t he menu interface an d the output from the CLI show trunk and show interfa ces commands. Dynamic LACP T runk Group: Appears in t he output from the CLI show lacp command. Interface Option Dynamic LACP T runk Group Static LACP T runk Grou[...]

Port Trunking Outbound Traffic Distribution Across Trunked Links The load-balancing is done on a per co mmunication basis. Otherwise, traffic is transmitted across the same path as show n in figu re 12-13 . That is, if Client A attached to Switch 1 sends five packet s of data to Server A attached to Switch 2, the same link is used to se nd all five[...]

Port Trunking Outbound Traffic Distribut ion Across Trunked Links T able 12-6. Example of Link Assignments in a T runk Group (SA/DA Distribution) Source: Destination: Link: Node A Node W 1 Node B Node X 2 Node C Node Y 3 Node D Node Z 1 Node A Node Y 2 Node B Node W 3 Because th e amount of traf fic coming fro m or going to various node s in a netw[...]

Port Trunking Outbound Traffic Distribution Across Trunked Links 12-30[...]

13 Configuring for Network Management Applications Contents Using SNMP Tools To Manage the Switch . . . . . . . . . . . . . . . . . . . . . . 13-3 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-3 SNMP Management Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

Configuring for Network Manageme nt Applications Contents Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-35 Configuring Suppor t for Port Speed an d Duplex Advertising Device Capability, Netwo rk Policy, PoE St atus Displaying Sw itch Inform ation Availa ble for Outb ound General LLDP Oper[...]

Configuring for Network Management Applications Using SNMP Tools To Manage the Switch Using SNMP T ools T o Manage the Switch Overview Y ou can manage the switch via SNMP from a network management stat ion running an applicat ion such as ProCurve Manager (PCM) or ProCurve Manager Plus (PCM+). For more on PCM and PCM+, visit the ProCurve Networking [...]

Configuring for Network Manageme nt Applications Using SNMP Tools To Manage the Switch SNMP Management Features SNMP management features on the switch include: ■ SNMP version 1, version 2c, or version 3 over IP ■ Security via configuration of SNMP communitie s (page 13-11) ■ Security vi a authentica ti on and privacy for SNMP V ersion 3 acces[...]

Configuring for Network Management Applications Using SNMP Tools To Manage the Switch If you want to restrict acce ss to one or more specifi c node s, you can use the switch’ s IP Auth orized Ma na ger feature. (R efer to the Access Security Guide for your switch.) Caution For ProCurve Manager (PCM) version 1.5 or earlier (or any T opT ools versi[...]

Configuring for Network Manageme nt Applications Using SNMP Tools To Manage the Switch SNMP V ersion 3 Commands SNMP version 3 (SNMPv3) adds some new commands to the CLI for configuring SNMPv3 fu nctions. T o enable SMNPv3 operation on the switch, use the snmpv3 enable command. An ini tial user entry will be ge nerated wit h MD5 authentication and [...]

Configuring for Network Management Applications Using SNMP Tools To Manage the Switch Enabling SNMPv3 The snmpv3 enable command allows the switch to: ■ Receive SNMPv 3 messages. ■ Configure initi al users. ■ Restrict non-version 3 message s to “read only” (optional). Figure 13-1 shows an example of how to use the snmpv3 enable command. No[...]

Configuring for Network Manageme nt Applications Using SNMP Tools To Manage the Switch 1. Configure users in the User T able with the snmpv3 user command. T o view the list of configured users, enter the show snmpv3 user command (see “Adding Users” on page 13-8). 2. Assign users to Securi ty Groups ba sed on thei r security model w ith the snmp[...]

----------- -------------- ---- ------------- Configuring for Network Management Applications Using SNMP Tools To Manage the Switch SNMPv3 User Commands Syntax: [no] snmpv3 user <u ser_name> Adds or deletes a user entry for SNMPv3. Authorization and privacy are opt ional, but to use privacy , you must use authorization. When you delete a user[...]

Configuring for Network Manageme nt Applications Using SNMP Tools To Manage the Switch Assigning Users to Groups. Then you must set the group access level for the user by assigning the user to a group. This is done with the snmpv3 group command. For more details on t he MI Bs access for a given group refer to “Group Access Levels” on page 13-11[...]

Configuring for Network Management Applications Using SNMP Tools To Manage the Switch Group Access Levels The switch sup ports eight pr edefine d group access levels. There are four levels for use with version 3 users and four are use d for access by version 2c or version 1 management applications. Group Name Group Access T ype Group Read V iew Gro[...]

Configuring for Network Manageme nt Applications Using SNMP Tools To Manage the Switch Syntax: [no] snmpv3 commu nity This command maps or removes a mapping of a community name to a group access level. T o remove a mapping you, only n eed to specify the index_name parameter . index <index_name > This is an index number or title for the mappin[...]

Configuring for Network Management Applications Using SNMP Tools To Manage the Switch SNMP Community Featu res Feature Default Menu CLI Web show SNMP communities n/a page page — 13-13 13-15 configure identity information none — page 13-16 configure community names public page page — MIB view for a commun ity name 13-13 13-16 (operator , manag[...]

Configuring for Network Manageme nt Applications Using SNMP Tools To Manage the Switch Note: This screen gives an overview of the SNMP c ommuni ties that are currently configured. All fie lds in this screen are re ad- only . Figure 13-6. The SNMP Commun ities Screen (Default Values) 2. Press [A] (for Add ) to display the following sc reen: Add and [...]

Configuring for Network Management Applications Using SNMP Tools To Manage the Switch CLI: V iewing and Configuring SNMP Community Names Community Name Commands Page show snmp-server [< community-string >] 1 3-15 [no] snmp-server 13-16 [community < community-str >] 13-16 [host < community-str > < ip-addr >] 13-19 [<none |[...]

Configuring for Network Manageme nt Applications Using SNMP Tools To Manage the Switch Configuring Community Na mes and V alues. The snmp-server command enables you to add SNMP communities wi th either defa ult or specific access attributes, and to del ete specific c ommunities. Syntax: [no] snmp-server co mmunity < comm unity-name > Configur[...]

Configuring for Network Management Applications Using SNMP Tools To Manage the Switch SNMP Notifications T h e s w i t c h e s covered in this guide s u pp o r t : ■ SNMP version 1 or SNMP version 2c traps ■ SNMPv2c informs ■ SNMPv3 noti fication pro cess, including traps This section describes how to config ure a switch to send network secur[...]

Configuring for Network Manageme nt Applications Using SNMP Tools To Manage the Switch ■ Advance T raffic Management Guide: • Loop protecti on • Spanning T ree (STP , RSTP , MSTP) ■ Access Security Guide: • MAC lockdown • MAC lockout General Steps for Configuring SNMP Notifications T o configur e SNMP noti fication s, follow these gene [...]

Configuring for Network Management Applications Using SNMP Tools To Manage the Switch SNMPv1 and SNMPv2c T raps T h e s w i t c h e s covered in this guide s u pp o r t t h e f o l l o w i n g f u n c t i o n a l i t y f r o m earlier SNMP versions (SNMPv1 and SNMPv2c): ■ T rap receivers: A trap receiver is a manage ment st ation to wh ich the sw[...]

Configuring for Network Manageme nt Applications Using SNMP Tools To Manage the Switch Syntax: snmp-server host < ipv4-addr | ipv6-addr > < community name > Configures a destination ne twork management station to receive SNMPv1/v2c traps, and (optionally) event log messages sent as traps from the switch, using the specified community na[...]

Configuring for Network Management Applications Using SNMP Tools To Manage the Switch For example, to configur e a trap recei ver in a co mmunity named " red-team" with an IP address of 10.28.227.130 to receive only "c ritical" event log messages, you can enter the follow ing command: ProCurve(config)# snmp-server host 10.28.227[...]

Configuring for Network Manageme nt Applications Using SNMP Tools To Manage the Switch Note The retries and timeout values are not used t o send tra p request s. T o verify the configuration of SNMPv2c informs, enter the show snmp-server command: ProCurve(config)# show snmp-se rver SNMP Communities Community Name MIB View Write Access -------------[...]

Configuring for Network Management Applications Using SNMP Tools To Manage the Switch Configuring SNMPv3 Notifications The SNMPv3 not ificatio n process allows me ssages that are pa ssed via SNMP between the switch and a network mana gement station to be auth enticate d and encrypted. T o configure SNMPv3 notifi cations, follow these steps: 1. Enab[...]

Configuring for Network Manageme nt Applications Using SNMP Tools To Manage the Switch 5. Configure the target address of the SNMPv3 managem ent station to whic h SNMPv3 informs and trap s are sent by entering the snmpv3 targetaddress command. Syntax: [no] snmpv3 targetad dress < ipv4-addr | ipv6-addr> < name > Configures the IPv4 or IP[...]

Configuring for Network Management Applications Using SNMP Tools To Manage the Switch Syntax: [no] snmpv3 targetad dress < ipv4-addr | ipv6-addr> < name > —Continued— [timeout < value > ] (Optional) T ime (in millisecond increments) allowed to receive a response from the target before notification packets are retransmit ted. R[...]

Configuring for Network Manageme nt Applications Using SNMP Tools To Manage the Switch An example of h ow to configure SNMP v3 notificat ion is shown her e: The tag _name value in snmpv3 notify command matche s the tag _name value in the sn mpv3 targetaddress command. Params _name value in the snmpv3 targetaddress comma nd matche s the p arams _nam[...]

Configuring for Network Management Applications Using SNMP Tools To Manage the Switch T o enable or di sable noti fication /traps for netw ork security failu res and other security events, enter the snmp-server enable traps command. Syntax: [no] snmp-server enable traps [snmp -auth | password-change-mgr | login- failure-mgr | port-security | au th-[...]

Configuring for Network Manageme nt Applications Using SNMP Tools To Manage the Switch ProCurve(config)# show snmp-serv er traps Trap Receivers Link-Change Traps Enabled on P orts [All] : A1-A24 Link-change trap setting Traps Category Current Status ------------------------------ ---------------------- --- - SNMP Authentication : Extended Password [...]

Configuring for Network Management Applications Using SNMP Tools To Manage the Switch Configuring the Source IP Addr ess for SNMP Notifications The switch u ses an interfac e IP address as the source IP address in IP headers when sending SNMP notificatio ns (traps and informs) or responses to SNMP requests. For multi-nette d interface s, the source[...]

Configuring for Network Manageme nt Applications Using SNMP Tools To Manage the Switch T o configure the switch to use a specif ied source IP address in generated trap PDUs, enter the snmp-server trap-sou rce command. Syntax: [no] snmp-server trap -source [< ipv4-addr >] Specifies the source IP address to be used for a trap PDU. The no form o[...]

Configuring for Network Management Applications Using SNMP Tools To Manage the Switch ProCurve(config)# show snmp-se rver SNMP Communities Community Name MIB View Write Access ---------------- -------- -- --------- - public Manager Un restricted Trap Receivers Link-Change Traps Enabled on Ports [All] : All ... Excluded MIBs Snmp Response Pdu Source[...]

Configuring for Network Manageme nt Applications Using SNMP Tools To Manage the Switch In the foll owin g example, the show sn mp-server command output shows that the switch has been configured to send SNMP traps and noti fications to management stations that belong to th e “public”, “red- team ”, and “bl ue-team” communities. ProCurve([...]

Configuring for Network Management Applications Using SNMP Tools To Manage the Switch Advanced Management: RMON The switch supports RM ON (Remote Monitoring) on al l connected network segments. This allows for tro ubleshooting an d optimizing yo ur network. The follow ing RMON groups are supported: ■ Ethernet Statistics (except the numb ers of pa[...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) LLDP (Link-Layer Discovery Protocol) T o standardize device discovery on al l ProCurve sw itches, LLDP will be implemente d while of fering limit ed read -only support for CDP as documented in this manual. For the latest informatio n on your switch model, consult [...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) LLDP-MED (LLDP Media Endpoint Discover y): Provides an ext ension to LLDP and is design ed to support V o IP deploy ments. Note LLDP-MED is an extension for LLDP , an d the switch requires that LLDP be enabled as a prerequisite to LLDP-MED operation. An SNMP utili [...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) LLDP Neighbor: An LLDP device that is either directl y connected to another LLDP devic e or conn ected to that device by another , non-LLDP Layer 2 device (such as a hub) Note that an 802.1D-co mpliant switch does not forward LLDP data packets even if it is n ot L[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) TL V (T ype-Length-V alue): A data unit that includes a data type field, a data unit length f ield (in byte s), and a field containing the actual data t he unit is designed to carry (as an alphanumeric string, a bitmap, or a sub group of information ). Some TL Vs i[...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) Configuration Options Enable or Disable LLDP on the Switch. In the defaul t configurat ion, LLDP is gl obally en abled on the switch. T o prevent transmission or receipt of LLDP traffic, you can disable LLDP op eration (page 13-38) Enable or Disable LLDP-MED. In t[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) SNMP Notification. Y ou can enable the switch to send a notification to any configured SNMP trap receiver(s) w h en the switch detects a remote LLDP data change on an LLDP-e nable d port (page 13-48). Per -Port (Outbound) Data Options. The follow ing table lists th[...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) Data T y pe Configuration Options Default Description System capabilities Enable/Disable Enabled Identifies the prima ry switch functions that are enabled. enabled 5, 6 1 The Packet T ime-to-Live value is included in LLDP data pack ets. (Refer to “Changing the T[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) LLDP and LLDP-MED St andards Compatibility The opera tion cove red by thi s section is compat ible with these sta ndards: ■ IEEE P802.1AB ■ RFC 2922 (PTOPO, or Physical T opology MIB) ■ RFC 2737 (Entity MIB) ■ RFC 2863 (Interfaces MIB) ■ ANSI/TIA-1057/D6 [...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) advertisements. Attempting t o use th e CLI to configure LLDP with an IP address that is either not configured on a VLAN, o r has been acquired b y DHCP or Bootp results in the fo llowing erro r message. xxx.xxx.xxx.xxx: This IP address is not configured or is a D[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) V iewing the Current Configuration Displaying the Global LLDP , Port Admin, and SNMP Notification Status. This command displays the switch ’ s gen eral LLDP configur ation status, includi ng some per -port inform ation affecting adve rtisement traffic and trap no[...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) Displaying Port C onfigura tion Detai ls. This command di splays the port- specific config uration, including . Syntax show lldp config < port-list > Displays the LLDP port-specific configuration for all ports in < port-list > , includ ing which o ptio[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) Enabling or Disabli ng LLDP Operation on the Switch. Enabling LLDP operation (the d efault) causes the switch to: ■ Use active, LLDP-enabled ports to tran smit LLDP packets describing itself to neighbor devices. ■ Add entries to its neighbor s table based on da[...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) Changing the T ime-to-Live for T ransmitted Adve rtisements. The T im e-to-Live val ue (in seconds) for all LLDP advertisements tra nsmitted fro m a switch is controlled by the switch that generate s the advertisement, and determines how long an LLDP neighbor reta[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) Syntax setmib lldpTxDelay .0 -i < 1 - 8192 > Uses setmib to change the minimum time (delay-inter val) any LLDP port will delay advertising successive LLDP advertisements due to a change in LLDP MIB content. (Default: 2; Range: 1 - 8192) Note: The LLDP refresh[...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) delay interval delays the port’ s ability to reinitialize a nd generate LLDP traffic following an LLDP disable/enable cycle. Syntax setmib lldpReinitDelay.0 -i < 1 - 1 0 > Uses setmib to change the minimum time (reinitializati on delay interval) an LLDP po[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) Changing the Minimum Interval for Succe ssive Data Change Notifications for the Same Neighbor . If LLDP trap notificat ion is enabled on a port, a rapid succession of changes in LLDP i nformation received in advertisements f rom one or more n eighbors can generate [...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) Configuring Basic LLDP Per - Port Advertisement Content In the defa ult LLDP conf iguration, outbound advertisem ents from each p ort on the switch includ e both mandat ory and optional data. Mandat ory Data. An acti ve LLDP port on the switch always includes the [...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) For example, if port 3 belongs to a subn etted VLAN that includes an IP address of 10.10.10.100 and you wanted port 3 to use this secondary address in LLDP advertisements, you would need to ex ecute t he fo llowing command: ProCurve(config)# lldp config 3 ipAddrEna[...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) system_cap For outbound advertisements, this TL V includes a bitmask of supported syst em capabilities (device functions). Also includes in formation on whether the capabilities are enabled. (Default: Enabled) For example, if you want ed to exclude the system name[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) Syntax: [ no ] lldp config < port -list > dot 3TlvEnable macphy_co nfig For outbound advertisements, this TL V includes the (local) switch port’ s current speed and duplex settings, the range of speed and duplex set tings the port supports, and the method r[...]

IP Network Infrastructure (IEEE 802 LA N) IP Network Infrastructure (IEEE 802 LA N) IP Network Infrastructure (IEEE 802 LA N) Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) ■ Power over Ethernet (PoE) status and troubleshooting support via SNMP ■ support for I P telephony network troubleshoot ing of call q[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) ■ able to use the followi ng netw ork po licy ele ments configured on the client port • v o i c e V L A N I D • 802.1p (Layer 2) QoS • Diffserv codepoint (DSCP) (Layer 3) QoS ■ discover and advertise device locat ion data learned fro m the switch ■ supp[...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) ■ Class 3 (Communication Devices): These devices are typical ly IP phones or end-user devi ces that otherwise suppor t IP media and offer all Class 1 and Class 2 features, plus locatio n iden tificati on and emergency 911 capability , Layer 2 s witch support, an[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) Syntax: lldp top-change-notify < port -list > T o pology change not ification, when enabled on an LLDP port, causes the switch to send an SNMP trap if it detects LLDP-MED endpoint connection or disconnection activity on the port, or an age-out of the LLDP -ME[...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) LLDP-MED Fast Start Control Syntax: lldp fast-start-count < 1 - 10 > An LLDP-MED device connecting to a switch port may use the data contained in the ME D TL Vs from the switch to configure itself. However , the lldp re fresh-inte rval setting (default: 30 s[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) Note LLDP-MED op eration re quires th e macphy_conf ig TL V subelement—enab led by default—that is optional for IEEE 802.1AB LLDP operation. Refer to the dot3TlvEnable macphy_ config command on pa ge 13-53. Network Policy Advertisements. Network policy advertis[...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) Notes A codepoint must have an 802.1p priority before you can configure it for use in prioriti zing packets by VLAN-ID. If a co depoint you want to use shows No Override in the Prio rity column of the DSCP po licy table (display with show qos- dscp map , then use [...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) network-policy This TL V enables the switch port to adverti se its configured network policies (voice VLAN, Layer 2 QoS, Layer 3 QoS), and allows LLDP-MED endpoint devices to auto-configure the voice networ k policy advertised by the switch. This also en ables the [...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) PoE Advertisements. These advertisements in form an LLDP-MED endpoint of the power (PoE) configurati on on switch p orts. Similar advertisements from an LLDP-MED endpoi nt inform the switch of the endpoint’ s power needs and provide in formation that can be used[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) ■ ELIN (Emergency Location Identification Number): an emergency number typically assigned to ML TS (Multiline T elephone System Opera- tors) in North America ■ coordinate-based loca tion: attitude, longitude, and alt itude informa- tion (Requires confi guration[...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) — Contin ued— T ype/V a lue Pairs ( CA-TY PE and CA-V ALUE ): This is a series of data pairs, each co mposed of a location data “type” specifier and the co rresponding location data for that type. That is, the first value in a pai r is expected to be the c[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) Note: A switch port a llows one instance of any given CA- TYPE . For example, if a type/value pa ir of 6 Atlantic (to specify “Atlantic” as a street name) is configured on port A5 and later another t ype/value pair of 6 Pacific is configured on the same port, t[...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) T able 13-4. Some Location Codes Used in CA-TYPE Field s* Location Element Code Location Element Code national subdivision 1 regional subdivisio n 2 city or township 3 city subdivision 4 street 6 street suffix 18 street number 19 additional location d ata 22 unit [...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) Figure 13-18 shows the commands for co nfiguring and di splaying the above data. Figure 13-18. Example of a Civi c Address Configuration Displaying Advertisement Data Command Page show lldp info local-device below walkmib lldpXdot3LocPortOperMauT yp e show lldp inf[...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) Displaying Switch Informat ion A vailable for Outbound Advertisements These commands display the current switch inform ation that will b e used to populate outbo und LLDP advertisements. Syntax show lldp info local-device [ port-list ] Without the [ port-list ] op[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) The Management A ddress field displays o nly the LLDP-configurabl e IP addresses on the switch. (Onl y manually-configu red IP addresses are LLDP-con figurable.) If the switch has on ly an IP addr ess from a DHCP or Bootp server , then the Manag ement Address field[...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) informatio n on displaying the currentl y configured port speed an d duplex on an LLDP-MED endpoint, refer to “Dis playing the Current Port Speed and Duplex Config uration on a Sw itch Port” on page 13-69. Syntax: show interfac es brief < port-list > Inc[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) Figure 13-21. Example of a Global Listing of Disco vered Devices Indicates the pol icy configured on the telephone. A configurati on mismatch occurs if the su pporting port is configured diffe rently . Figure 13-22. Example of an LLLD P-MED Listing of an Advertisem[...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) Displaying LLDP Statistics LLDP statistics are availabl e on both a global and a per -port levels. Rebooting the switch resets the LLDP statisti cs co unters to zero. Disa bl ing the transmit and/or receive capability on a port “freez es” the related port coun[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) — Continued — Per -Port LLD P Counters: NumFr amesR ecvd: Shows the total number of valid, inbound LLDP advertisements received from any neighbor(s) on < port- list > . Where multiple neighbors are connected to a port through a hub, this value is the tot [...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) Counters showing frames sent on a po rt but no frames received on that port indicates a n active link with a device that either has LLDP disa bled on the link or is not LLDP- aware. Figure 13-23. Example of a Global LLDP Statistics Displa y Figure 13-24. Example o[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) LLDP Packet Forwarding: An 802.1D-compliant sw itch does not forward LLDP packets, regardless of whet her LLDP is globally enabl ed or disabled on the switch. One IP Addres s Advertiseme nt Per -Port: LLDP advertises only one IP address per -port, even if multiple [...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) Figure 13-25. Matching In ternal Port Numb ers to External Slot/Port Num bers ProCurve# walkmib ifDescr ifDescr.1 = A1 ifDescr.2 = A2 ifDescr.3 = A3 . . . ifDescr.23 = A23 ifDescr.24 = A24 ifDescr.27 = B1 ifDescr.28 = B2 ifDescr.29 = B3 . . . ifDescr.48 = B22 ifDe[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) ■ If the switch receives both LLDP and CDP adve rtisemen ts on the same port from the sam e neighbor the switch st ores this informati on as two separate entries if the advertisements have differences chassis ID and port ID information. ■ If the chassis and por[...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) Protocol State Packet Generation Inbound Data Management Inbound Packet Forwarding CDP Enabled 1 n/a Store inbound CDP data. No forwarding of inbound CDP packets. CDP Disabled n/a No stor age of CDP data from Floods inbound CDP packets neighbor devices. from conne[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) Command Page show cdp 13-79 show cdp neighbors [< po rt-list > detail] 13-80 [detail < port-list >] [no] cdp run 13-81 [no] cdp enable < port-list > 13-81 Note For details on how to use a n SNMP utility t o retrieve information from the switch’ [...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) V iewing the Switch’ s Current CDP Neighbors T able. Devi ces are listed by the port on which they were detected. Syntax: show cdp neighbors Lists the neighboring CDP de vices the switch detects, with a subset of the info rmation collected from the device’ s C[...]

Configuring for Network Management Applications LLDP (Link-Layer Discovery Protocol) Disabling CDP Operati on. Disabling CDP operation clears the switch’ s CDP Neighbors table and causes the swi tch to drop i nbound CDP packet s from other devices without enteri ng the data in the CDP Neighbors table. Syntax: [no] cdp run Enables or disables CDP [...]

Configuring for Network Manageme nt Applications LLDP (Link-Layer Discovery Protocol) 13-82[...]

A File T ransfers Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-3 Downloading Switch Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-3 General Softwa re Download Rule s . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-3 Using TFTP To Do[...]

File Transfers Contents TFTP: Copying a Config uration File to a Remote Host . . . . . . . A-24 Xmodem: Copying a Configur ation File to a Serially Xmodem: Copying a Configurat ion File from a Serially TFTP: Copying a Confi guration File f rom a Remote Ho st . . . . A-24 TFTP: Copying a Custom ized Command File to a Switch . . . . A-25 Connected PC[...]

File Transfers Overview Overview The switches co vered in this gui de su pport several method s for transferring files to and fro m a physic all y connected device, or via the network, including TFTP and Xmodem. Thi s appendix ex plains how to download new switch software, upload or download switch configuration files a nd software images. It conta[...]

File Transfers Downloading Switch Software Note Downloading ne w switch software does not change the current swit ch con- figuration. The swi tch configur ation is contain ed in separate files that can also be transferred. Refer to “T ransferring Switch Configurat ions” on page A-2 2. In most cases, if a po wer failure or other cause interrupts[...]

File Transfers Downloading Switch Software Figure A-1. Example of a Download OS (Software) Screen (Default V alues) 2. Press [E] (for E dit ). 3. Ensure that the Method field is set to TFTP (the default). 4. In the TFTP Server field, type in the IP address of the TFTP server in which the software file has been stored. 5. In the Remote File Name fie[...]

File Transfers Downloading Switch Software 7. After the primary flash memory has been updated with the new sof tware, you must reboot th e switch to imp l ement the newly downloaded software. Return to the Main Menu and press [6 ] (for Reboot Swi tch ). Y ou will t hen see this prompt: Continue reboot of system? : No Press the space bar once to cha[...]

File Transfers Downloading Switch Software T o find more information on the cause of a download fail ure, examine the messages in the switch’ s Event Log by executing the show l og tftp command from the CLI. Also: ■ For more on the Event Log, see “Usi ng the Ev ent Log for T roubl eshooting Switch Problems” on page C-22. ■ For description[...]

File Transfers Downloading Switch Software For example, to download a switch so ftware file named k0800.s wi from a TFTP server with the IP address of 10.28.227.103 to primary fl ash: 1. Execute copy as shown below: Dynamic counte r continually disp lays the number of bytes transferred. This message means that the image you want to upload will repl[...]

File Transfers Downloading Switch Software Using Secure Copy and SFTP For some situ ations yo u may want to use a secure meth od to issue c ommands or copy files to the switch. By op en ing a secure, encrypted SSH se ssion you can then use a third-party software app lication to take advantage of Secure Copy (SCP) and Secure ftp (SFTP) . SCP and SFT[...]

File Transfers Downloading Switch Software Protocol major versions differ: 1 vs. 2 Connection closed Received disconnect from < ip-addr > : /usr/local/ libexec/sftp-server: command not supported Connection closed SCP (secure copy) is an im plementation o f the BSD rcp (Berkeley UNIX remote copy) command tunneled throug h an SSH conn ection. S[...]

File Transfers Downloading Switch Software Disable TFTP and Auto-TFTP for Enhanced Security Using the ip ssh filetransf er command to en able Secure FTP (SFTP) automat- ically disables TFTP and auto-TFTP (i f either or bo th are enabled). ProCurve(config)# ip ssh filetransfer Enabling SFTP automati cally disables TFTP Tftp and auto-tftp have been d[...]

File Transfers Downloading Switch Software Enables/Disables TFTP . Note: If SFTP is enabled, this field will be set to No . Y ou cannot use this field to enable TFTP if SFTP is enabled. Attempting to do so produces an Inconsistent value message in the banner below the Actions line. Figure A-6. Using t he Menu Interface T o Disab le TFTP ■ While S[...]

File Transfers Downloading Switch Software Syntax: no tftp-enable This command disables all TFTP operation on th e switch except for the auto-TFTP fe ature. T o re-enable TFTP opera- tion, use the tftp-enable command. When TFTP is disabled, the instances of tftp in the CLI copy command and the Menu interface “Download OS” screen become unavaila[...]

File Transfers Downloading Switch Software Authentication Switch mem ory allow s up to ten pub lic keys. This means the authentic ation and encryption keys you u se for your third-party client S CP/SFTP software can differ from the keys you use for the SSH session, even thou gh both SCP and SFTP use a secure SSH tu nnel. Note SSH authentication is [...]

File Transfers Downloading Switch Software ■ The switch suppor ts one SFTP sessio n or one SCP session at a t ime. ■ All files have read -wri te permission. Several SFTP comman ds, such as create or remove , are not allowed and return an error message. The switch displays the follow ing files: / +---cfg | running-config | startup-config +---log[...]

File Transfers Downloading Switch Software T roubleshooting SSH, SFTP , and SCP Operations Y ou can verify secure file transfer op erations by checking the switch’ s event log, or by viewin g the error messag es sent by the switc h that most SCP and SFTP clients will print out on their conso le. Note Messages that are sent by the switch to th e c[...]

File Transfers Downloading Switch Software Received disconnect from 10.0.12.31: 2: Wait for previous session to complete lost connection Attempt to Start a Second Session. The switch su pports only one SFTP session or one SCP session at a time. If a second session is initiated ( for example, an SFTP session is running and then an SCP session is att[...]

File Transfers Downloading Switch Software 5. Press [Enter] and then execute the terminal emulator command( s) to begin Xmodem bina ry transfer . F or example, using HyperT ermina l: a. Click on T ransfer , then Send File . b. T ype the file path and na me in the Filename field. c. In the Protocol field, select Xmodem . d. Click on the [Send] butto[...]

File Transfers Downloading Switch Software 2. Execute the termi nal emul ator comm ands to begin the Xmodem transfer . For example, using HyperT e rminal: a. Click on T ransfer , then Send File . b. T ype the file path and na me in the Filename field. c. In the Protocol field, select Xmodem . d. Click on the [Send] button . The download can take se[...]

File Transfers Downloading Switch Software 3. In the TFTP Server field, e nter the IP address of the remote sw itch contain- ing the software file you want to downl oad. 4. For the Remote File Name , en ter one of th e followin g: • T o download the soft ware in the pr imary flash of the source switch, type “ fl ash ” in lowercase ch aracter [...]

File Transfers Downloading Switch Software Downloading f rom Primary Only . Syntax: copy tftp flash < ip-addr > fla sh [ primary | secondary ] This command (executed in the destination switch) downloads the software flash in the source switch’ s primary flash to either the primary or secondary flash in the destination switch. If you do not [...]

File Transfers Copying Software Images Figure A-8. Switch-to-Switch , from Either Flash in Source to Ei ther Flash in Destination Using PCM+ to Update Switch Software ProCurve Mana ger Plus includes a software u pdate utility for upda ting on ProCurve switch prod ucts. For further infor mation, refer to the Getting Started Guide and the Administrat[...]

File Transfers Transferring Switch Configurations Xmodem: Copying a Software Image from the Switch to a Serially Connected PC or UNIX W orkstation T o use this method, the sw itch must be connected via the serial port to a PC or UNIX workstation. Syntax: copy flash xmo dem < pc | unix > Uses Xmodem to copy a designated configuration file from[...]

File Transfers Transferring Switch Configurations Note For greater security , you can perform all TFTP operations using SFTP as described in the section on Using Secure Copy and SFTP on page A-9. The inclu de-credentials command can also be used to save passwords, secret keys, and other security credentials in the running config file. For more info[...]

File Transfers Transferring Switch Configurations TFTP: Copying a Customized Command File to a Switch Using the copy tftp command with th e show-tech option provides the abil ity to copy a custo mized comman d file to the swi tch. When the show tech custom command is executed, the comma nds in the custom file ar e executed inste ad of the hard-c od[...]

File Transfers Transferring Switch Configurations Xmodem: Copying a Configuration File to a Serially Connected PC or UNIX W orkstation T o use this method, the sw itch must be connected via the serial port to a PC or UNIX workstation. Y ou will need to: ■ Determine a filename to use. ■ Know the directory path y ou will us e to store the configu[...]

File Transfers Transferring Switch Configurations Syntax: copy xm odem startup-config < pc | un ix > copy xmodem config < filena me > < pc | unix > Copies a configuration file fr om a serially connected PC or UNIX workstation to a designat ed configuration file on the switch. For more on multiple configuration files, refer to “M[...]

File Transfers Copying Diagnostic Data to a Remote Host, PC or UNIX Workstation Copying Diagnostic Data to a Remote Host, PC or UNIX W orkstation Y ou can use th e CLI to copy th e followin g types of switc h data to a tex t file in a destination device: ■ Command Output : Sends the output of a swit ch CLI command as a file on the destination dev[...]

File Transfers Copying Diagnostic Data to a Remote Host, PC or UNIX Workstation At this point, pr ess [Enter] and start the Xmodem command sequence in yo ur terminal em ulator . Indicates the operatio n is finished. Figure A-11. Example of Sendin g Command Output t o a File on an Attached PC Note The command you specify must be enclosed in doubl e-[...]

File Transfers Copying Diagnostic Data to a Remote Host, PC or UNIX Workstation Synt ax: copy crash -data [< slot-id> | master] tf tp < ip-address> <filenam e > copy crash-data [< slot-id> | mm ] xmodem where: slot-id = a - h , and retrieves the crash log or crash data from the processor on the module in the specified slot. [...]

B Monitoring and Analyzing Switch Operation Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-3 Status and Counters Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-4 Menu Access To Stat us and Count ers . . . . . . . . . . . . . . . . . . . . . [...]

Monitoring and Analyzi ng Switch Operation Contents Interface Monitoring Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-23 Menu: Configu ring Port and Stati c Trunk Monitoring . . . . . . . . . . . B-24 CLI: Configu ring Port and S tatic Trunk Mo nitoring . . . . . . . . . . . . . B-25 Web: Configuring Port Monitoring . . . [...]

Monitoring and Analyzing Switch Operation Overview Overview T h e s w i t c h e s covered in this guide h a v e s e v e r a l b u i l t - i n t o o l s f o r m o ni t o r i n g , analyzing, and troubleshoot ing switch and network operation: ■ Status: Includes options for displaying general swi tch informat ion, man- agement address data, port sta[...]

Monitoring and Analyzi ng Switch Operation Status and Counters Data Status and Counters Data This section describes the status and counters screens available through the switch console interface and/or the web browser interface. Note Y ou can ac cess all console screens from the web browser interfa ce via T elnet to the console. T elnet access to t[...]

Monitoring and Analyzing Switch Operation Status and Counters Data Menu Access T o St atus and Counters Beginning at the Main Menu, displa y th e Status and Counters menu by select- ing: 1. Status and Counte rs Figure B-1. The Status and Counters Me nu Each of the above menu items accesses the read-only scr eens de scribed on the followin g pages. [...]

Monitoring and Analyzi ng Switch Operation Status and Counters Data General System Information Menu Access From the console Main Menu, select: 1. Status and Counte rs 1. General System Information ProCurve Switch 2-Jan-2009 22:14:32 ===========================- TELN ET - MANAGER MODE -============== ============ Status and Counters - General Sys te[...]

Monitoring and Analyzing Switch Operation Status and Counters Data CLI Access to System Information The show system command displays general sy stem informat ion abou t the switch. Syntax: show system [information] ] Displays global system in formation and operational parameters for the switch. information Displays global system in formation and op[...]

Monitoring and Analyzi ng Switch Operation Status and Counters Data When the task-monitor c ommand is enabled, the show cpu command summa- rizes the processor usage by p rotocol and system function s. Syntax: [no] task-monitor cpu Allows the collection of pro cessor utilization data. Only manager logins can execute th is command. The settings are n[...]

Monitoring and Analyzing Switch Operation Status and Counters Data Figure B-5. Example of Man agement Addre ss Information w ith VLANs Configured This screen displays a ddresses that are importan t for manage ment of the switch. If multip le VLANs are not configured, this screen displ ays a single IP address for the entire switc h. Refer to the onl[...]

Monitoring and Analyzi ng Switch Operation Status and Counters Data Port Status The web browser interface and the co ns ole interface show the same port status data. Menu: Displaying Port Status From the Main Menu, select: 1. Status and Counte rs … 4. Port Status Figure B-6. Example of Port Statu s on the Menu Interface CLI Access Syntax: show in[...]

Monitoring and Analyzing Switch Operation Status and Counters Data V iewing Port and T runk Gr oup Statistics and Flow Control Status Feature Defaul t Menu CLI Web viewing port and trunk statistics for all ports, and flow control status n/a page B-12 page B-13 page B-13 viewing a detailed summary for a n/a page B-12 page B-13 page B-13 particular p[...]

Monitoring and Analyzi ng Switch Operation Status and Counters Data Menu Access to Port and T runk Statistics T o access this sc reen from the Ma in Menu, select: 1. Status and Counte rs … 4. Port Counte rs Figure B-7. Example of Port Counters o n the Menu Interfa ce T o view detai ls about the tra ffi c on a particula r port, use the [v] key to [...]

Monitoring and Analyzing Switch Operation Status and Counters Data CLI Access T o Port and T runk Group Statistics T o Display the Port Counter Summary Report. Syntax: show interfaces This command provides an overvie w of port activit y for all ports on the switch. T o Display a Deta iled T raf fic Summary for Specific Ports. Syntax: show interface[...]

Monitoring and Analyzi ng Switch Operation Status and Counters Data V iewing the Switch’ s MAC Address T a bles Feature Default Menu CLI Web viewing MAC addresses on all ports on a specific VLAN n/a page B-14 page B-17 — viewing MAC addresses on a specific port n/a page B-16 page B-17 — searching for a MAC address n/a page B-16 page B-17 — [...]

Monitoring and Analyzing Switch Operation Status and Counters Data Figure B-9. Example of the Address T able T o page through th e listing, use N ext page and P re v page . Finding the Po rt Connection fo r a Specific Device on a VLAN. This feature uses a device’ s MAC a ddress that you enter to identify the port used by that device. 1. Proceedin[...]

Monitoring and Analyzi ng Switch Operation Status and Counters Data Port-Level MAC Address V iewing and Searching. This featur e displays and searches for MAC addresses on the specified port instead of for all ports on the switch. 1. From the Main Menu, select: 1. Status and Counte rs 7. Port Address T a ble Prompt for Selecti ng the Port T o Searc[...]

Monitoring and Analyzing Switch Operation Status and Counters Data CLI Access for MAC Address V iews and Searches Syntax: show mac-address [ vlan < vlan-id > ] [ < port-l ist > ] [< mac-addr >] T o List All Learned MAC Addresse s on the Switch, with The Port Number on Which Each MAC Address W as Learned. ProCurve> show mac-addr[...]

Monitoring and Analyzi ng Switch Operation Status and Counters Data Spanning T ree Protocol (MSTP) Information CLI Access to MSTP Data This option lists the MSTP configurat ion, root data, and per -port data (cost, priority , state, and designated bridge). Syntax: show spanning-tree This command displays the sw itch’ s global and regional spannin[...]

Monitoring and Analyzing Switch Operation Status and Counters Data Internet Group Management Protocol (IGMP) Status The switch uses the CLI to display th e follo wing IG MP st atus on a per -VLAN basis: Show Command Output show ip igmp Global command listing IG MP status for a ll VLANs configured in the switch: • VLAN ID (VID) and name • Active[...]

Monitoring and Analyzi ng Switch Operation Status and Counters Data VLAN Information The switch uses the CLI to disp lay the following VLAN status: Show Command Output show vlan Lists: • Maximum number of VLANs to support • Existing VLANs • Status (static or dynamic) • Primary VLAN show vlan < vlan-id > For the specified VLAN, lists: [...]

Monitoring and Analyzing Switch Operation Status and Counters Data Because ports A1 and A2 are no t members of VLAN- 44, it does not appear in this listing. Figure B-15. Example of VLAN Listin g for Specific Po rts Figure B-16. Example of Port Listing f or an Individual VLAN B-21[...]

Monitoring and Analyzi ng Switch Operation Status and Counters Data W eb Browser Interface Status Information The “home” screen for the w eb browse r interface is the Status Overview screen, as shown below . As the title imp lie s, it provides an overvi ew of the status of the swi tch, includ ing summar y graphs indi cating the ne twork utili -[...]

Monitoring and Analyzing Switch Operation Interface Monitoring Features Interface Monitoring Features Port Monitoring Features Feature Default Menu CLI Web display monitoring configuration disabled pa ge B-24 page B-26 page B-28 configure the monitor port(s) ports: none page B-24 page B-26 page B-28 selecting or removing ports none selected page B-[...]

Monitoring and Analyzi ng Switch Operation Interface Monitoring Features Menu: Configuring Port an d Static T runk Monitoring This procedure describes co nfiguring the swi tch for monitori ng when moni- toring is disabl ed. (If monito ring has already been enabled, the screens will appear differently than sh own in this procedure.) 1. From the Cons[...]

Monitoring and Analyzing Switch Operation Interface Monitoring Features Move the cursor to th e Monitoring Port parameter . Inbound Port an d T runk Monitoring (On ly) on the Switch Figure B-19. How T o Select a Monitori ng Port 5. Use the Space bar to select the port to use for monitoring. 6. Use the down arrow key to move the cursor to the Action[...]

Monitoring and Analyzi ng Switch Operation Interface Monitoring Features Y ou must use the following configuration sequence to configure port and stati c trunk moni toring in th e CLI: 1. Assign a monitori ng (mirror) port. 2. Designate the port(s) and/or st atic trunk(s) to monit or . Displaying the Monitoring Configuration. Syntax: show monito r [...]

Monitoring and Analyzing Switch Operation Interface Monitoring Features Selecting or Removing Monito ring Source Interfaces. After you con- figure a monitor port you can use either the global configuration level or the interface context level to select ports or static trunks as monit oring sources. Y ou can also use either level to remove monitorin[...]

Monitoring and Analyzi ng Switch Operation Locating a Device W eb: Configuring Port Monitoring To e n a b l e p o r t monitoring: 1. Click on the Configuration tab. 2. Click on [Monito r Port]. 3. T o monitor one or more ports. a. Click on the radio button for Monitor Selected Ports . b. Select the po rt(s) to monitor . 4. Click on [Apply Changes].[...]

Monitoring and Analyzing Switch Operation Locating a Device ProCurve(config)# chassislocat e blink <1-1440> Blink t he chassis locate led (default 30 minutes). off Turn the chassis locate led off. on <1-1440> Turn the chassis locate led on ( default 30 minutes). ProCurve(config)# chassislocat e Figure B-23. The chassislocate co mmand B-[...]

Monitoring and Analyzi ng Switch Operation Locating a Device B-30[...]

C T roubleshooting Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-4 Troubles hooting Appr oaches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-5 Browser or Telnet Access Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . C-6 Unusual Netw[...]

Troubleshooting Contents Debug/Syslog Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-32 Configuring the Severit y Level for Event Log Configuring the System Module Used to Select the Event Log Debug/Syslog Messaging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-32 Debug/Syslog Destina[...]

Troubleshooting Contents Clear/Reset: Resetting to the Factory- Default Configuration . . . . . C-67 Restoring a Flash Image . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-68 DNS Resolver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-71 Terminology . . . . . . . . . . . [...]

Troubleshooting Overview Overview This appendix addresses performan ce- related network probl ems that can be caused by topology , switch configur ation, and t he effects of other de vices or their config urations on sw i tch operation. (For swit ch-speci fic inf ormation on hardware problems indicated by LED behavior , ca bling requirements, and o[...]

Troubleshooting Troubleshooting Approaches T roubleshooting Approaches Use these approaches to diagnose switch problems: ■ Check the ProCurve Networking web si te for software updates that may have solved your problem: www.procurve.com ■ Check the switch LEDs for indicati ons of prop er switch operatio n: • Each sw itch port has a Link LED th[...]

Troubleshooting Browser or Telnet Access Problems Browser or T elnet Access Problems Cannot access the we b browser interface: ■ Access may be disabled by the Web Agent Enabled parameter in the switch console. Check the se ttin g on th is parame ter by se lecting: 2. Switch Configurat ion … 1. System Information ■ The switch may not have the [...]

Troubleshooting Browser or Telnet Access Problems Cannot T elnet into the switch con sole from a station on the network: ■ T elnet access may be disabl ed by the Inbo und T elnet Enabled pa rameter i n the System Informati on scr een of the menu interface: 2. Switch Configurat ion 1. System Information ■ The switch may not have the correct IP a[...]

Troubleshooting Unusual Network Activity Unusual Network Activity Network activity that fails to meet ac cepted norms may indicate a hardware problem with one or more of the ne twork components, p ossibly including th e switch. Such problem s can also be caused by a n etwork loop or sim ply too much traffic fo r the networ k as it is currently de s[...]

Troubleshooting Unusual Network Activity This can also happen, for example, if the server is first conf igured to issue IP addresses with an unlimited d uration, th en is subsequently co nfigured to issue IP addresses that will expire aft er a limited duration. One solution is to configure “reservations” in the DHCP server for speci fic IP addr[...]

Troubleshooting Unusual Network Activity Caution Note IP Multicast T raf fic Floods Out All Ports; IGMP Does Not Appear T o Filter T raffic. The IGMP fe ature does not operat e if the switch or VLAN does not have an IP address configured ma nu ally or obtained through DHCP/Boo tp. T o verify whether an IP address is config ured for the switch or VL[...]

Troubleshooting Unusual Network Activity The switch does not receive a res ponse to RADIUS authentication requests. In this case, the switch wi ll attempt auth entication usi ng the secondary method configured for the type of access you are using (console, T elnet, or SSH). There can be several reasons for not recei ving a response to an authentica[...]

Troubleshooting Unusual Network Activity The supplicant statistics listing sh ows multiple ports with the same authenticator MAC address. The link to the authen ticator may have been moved from one port to an other without t he supplicant statis tics having been cleared from the first port. Re fer to “N ote on Supp licant Statistics” in the cha[...]

Troubleshooting Unusual Network Activity Figure C-2. Displaying Encryption Keys Global RADIUS Enc ryption Key Unique RADIU S Encryption Key for the RADIUS server at 10.33.18.119 Also, ensure that the swit ch port used to access the RADIUS server is not blocked by a n 802.1X con figuration on that port. For exa mple, show port - access authentic ato[...]

Troubleshooting Unusual Network Activity Radius-Related Problems The switch does not receive a res ponse to RADIUS authentication requests. In this case, the switch wi ll attempt auth entication usi ng the secondary method configured for the type of access you are using (console, T elnet, or SSH). There can be several reasons for not recei ving a r[...]

Troubleshooting Unusual Network Activity Spanning-T ree Protocol (MSTP) and Fast-Uplink Problems Caution If you enable MSTP , it is recommende d that you l eave the remainder of the MSTP param eter sett ings at thei r defaul t values until you have had an oppo r - tunity to evaluate MSTP performance in your network. B ecause incorrect MSTP settings[...]

Troubleshooting Unusual Network Activity SSH-Related Problems Switch access refused to a client. Even though you have placed the client’ s public key in a text file and copied the file (using the copy tftp pub-key- file command) into the switch, the switch refuses to allow the client to have access. If the source SSH client is an SSHv2 applicatio[...]

Troubleshooting Unusual Network Activity The public key file you are trying to d ownload has one of the fo llowing problems: ■ A key in the file is too long. The ma ximum key length is 1024 characters, including spaces. This co uld also mean that two or more keys are merged together instead of being separated by a <CR><LF>. ■ There [...]

Troubleshooting Unusual Network Activity ■ Disconnect the switch from netw ork access to any T ACACS+ se rvers and then log in to the sw itch using either T elnet or direc t console port access. Because the sw itch cannot access a T ACACS+ server , it will default to l ocal authen tication. Y o u can then use the switch’ s local Operator or Man[...]

Troubleshooting Unusual Network Activity For more help, refer to the document ation provided with your T ACACS+ server application. Unknown Users Allowed t o Login to the Switch. Y our T ACACS+ appli- cation may be configured to allow access to unknown users by assigning them the privileges included in a default user profi le. Refer to the document[...]

Troubleshooting Unusual Network Activity Link supporting VLAN_1 and VLAN_2 Switch “Y” Switch “X” Port Y - 7 Port X-3 VLAN Port Assignment VLAN Port Assignment Po rt V L A N _ 1 V L A N _ 2 Po rt V L A N _ 1 V L A N _ 2 X-3 Untagged T agged Y - 7 Untagged T agged Figure C-4. Example of Correct VLAN Port Assignme nts on a Link 1. If VLAN_1 (V[...]

Troubleshooting Unusual Network Activity Server 8212zl Switch (Multiple Forwarding Database) Switch with Single Forwarding Database MAC Address “A”; VLAN 1 MAC Address “A”; VLAN 2 Problem: This switch d etects continual mo ves of MAC address “A” between ports. VLAN 1 VLAN 2 Figure C-5. Example of Duplicate MAC Address Fan Failure When t[...]

Troubleshooting Using the Event Log for Tr oubleshooting Switch Problems Using the Event Log for T roubleshooting Switch Problems The Event Log records oper ating eve nts in single- or dou ble-line entries an d serves as a tool to iso late and troubl eshoot problems. Entries are listed in chrono logical order , from the oldest to the most recent. O[...]

Troubleshooting Using the Event Log for Tr oubleshooting Switch Problems Date is the date in the format mm/dd/yy when an entry is recorded i n the log. Ti m e is the time in the format hh:mm:ss when an entry is recorded in the log. Event Number is the numbe r assigned to an event. Y o u can turn event numberin g on and off with th e [ no ] log- num[...]

Troubleshooting Using the Event Log for Tr oubleshooting Switch Problems cos Class of Service (CoS): Prov ides priority handling of packets traversing the switch, based on the IEEE 802.1p priority car ried by each packet. CoS messages also include Qual ity of Service (QoS) events. The QoS feature classifies and pr ioritizes traffic throughout a net[...]

Troubleshooting Using the Event Log for Tr oubleshooting Switch Problems ip IP ad dressing: Configures the switch with an IP address and subnet mask to communicate on the network and support remote management access; configures multiple IP addresses on a VLAN. Management and Configuration Guide iplock IP Lockdown: Prevents IP source address spoofin[...]

Troubleshooting Using the Event Log for Tr oubleshooting Switch Problems netinet Network Internet: Monitors the creation of a route or an Address Resolution Protocol (ARP) entry and sends a log message in case of failure. Advanced T raffic Management Guide pagp Ports Aggregation Protocol (P AgP): Obsolete. Replaced by LACP (802.3ad). Not used for l[...]

Troubleshooting Using the Event Log for Tr oubleshooting Switch Problems stp Multiple-instance spanning tree protocol/M STP (802.1s): Ensures that only one active path exists between any two nodes in a group of VLANs in the network. MSTP operation is designed to avoid loops and br oadcast storms of duplicate messages that can bring down the network[...]

Troubleshooting Using the Event Log for Tr oubleshooting Switch Problems Menu: Displaying and Navi gating in the Event Log T o display the Event Log fr om the Ma in Menu, select Event Log . Figure C-7 shows a sample ev ent log display . ProCurve Switch 25-Oct-2007 18:02 :52 ==========================-CONSO LE - MANAGER MODE -=======================[...]

Troubleshooting Using the Event Log for Tr oubleshooting Switch Problems CLI: Displaying the Event Log T o display messages record ed in the event log fr om the CLI, enter the show logging command. Keyword searches are supported. Syntax: show logging [-a, -r] [< se arch-text >] By default, the show logging command disp lays the log messages r[...]

Troubleshooting Using the Event Log for Tr oubleshooting Switch Problems CLI: T urning Event Numbering On Syntax: [no] log-numbers T urns event numbering on and off Using Log Throttling to Reduce Duplicate Event Log and SNMP Messages A recurring event can gener ate a seri es of duplicat e Event Log message s and SNMP traps in a relati vely short ti[...]

Troubleshooting Using the Event Log for Tr oubleshooting Switch Problems Log Throttle Periods The leng th of t he log t hrottle pe riod di ffers according to an event’ s seve rity level: Severity Leve l Log Throttle Period I (Information) 6000 Seconds W (W arning) 600 Seconds D (Debug) 60 Seconds M (Major) 6 Seconds Example of Event Counter Opera[...]

Troubleshooting Debug/Syslog Operation Debug/Syslog Operation While the Event Log records switch-l evel progress, status, and warning messages on th e switch, the D ebug/Syst em Logging ( Syslog ) feature prov ides a way to record Event Log and debu g messages on a remote device. For example, you can send messages abou t misconfigurations and other[...]

Troubleshooting Debug/Syslog Operation Debug/Syslog Conf iguration Commands Event Notification Logging — Automatically sends switch-le vel event me ssages to the switch’ s Event Log. Debug and Syslog do not affect this operation, but add the capability of directing Event Log messaging to an external device. logging Command < syslog-ip-addr &[...]

Troubleshooting Debug/Syslog Operation lldp ssh Sends LLDP debug logging to the debug destination(s). Sends SSH debug messages at the specifi ed level to the debug destination. The levels are fatal, error , info, verbose, debug, debug2, and debug3. Figure C-8. Summary of De bug/Syslog Configu ration Comman ds Using the Debug/Syslog f eature, you ca[...]

Troubleshooting Debug/Syslog Operation ■ Display the current debu g configurat ion. If Syslo g logging is cu rrently active, the list f configured Syslog servers is displayed. ■ Display the current Syslog server list when Syslog logg ing is disabled. Configuring Debug/Syslog Operation 1. T o use a Syslog server as the de stination device for de[...]

Troubleshooting Debug/Syslog Operation Caution T o display a list of valid values for each command, enter logging severity or logging system-module followed by ? or pressing the Ta b key . The severity lev els in order from the highest to lowest severit y are: ma jor , error , warning, info, debug. Fo r a list of vali d values for t he logging syst[...]

Troubleshooting Debug/Syslog Operation ProCurve(config)# show debug Debug Logging Destination: Logging - - 10.28.38.164 Facility=kern Severity=warning System module=all-pass Enabled debug types: event Figure C-9. Sample Output of show debug Com mand Example: In the following exampl e, no Sysl og servers are configured on the switch (default setting[...]

Troubleshooting Debug/Syslog Operation As shown at the top of Fi gure C-10, if yo u enter the show debug command when no Syslog server IP address is conf igured, the configuration setti ngs for Syslog server facility , Event Log severity leve l and system module are not display ed. However , after you configure a Syslog server address and enab le S[...]

Troubleshooting Debug/Syslog Operation event Configures the switch to send Event Log messages to config- ured debug destinations. Note: This value does not aff ect the reception of event notification messages in th e Event Log on the switch. Syntax: [no] debug < debug-type > (Continued) event Event Log messages are automati cally enabled to b[...]

Troubleshooting Debug/Syslog Operation Debug Destinations Use the debug destinati on command to enable (and disable) Syslog messaging on a Syslog server or to a CLI session for specified types of debug and Event Log messages. Syntax: [no] debug d estination < logging | session | buffer > logging Enables Syslog loggin g to configured Sysl og s[...]

Troubleshooting Debug/Syslog Operation Logging Command At the global configuration level, the lo gging command allows you to enable debug logging on specified Syslog server s and select a subset of Event Log messages to send for debuggi ng purposes according to: ■ Severity level ■ System modul e By specifying both a severity level and syste m m[...]

Troubleshooting Debug/Syslog Operation When you configure a Syslog server , Event Log messages are automatically enabled to be sent to the se rver . T o re configure this setting, u se the fo llowing commands: ■ Use debug command to spe cify additional debug message types (see “Debug Messages” on page C-38). ■ Use the logging command to con[...]

Troubleshooting Debug/Syslog Operation Syntax: [no] logging < syslo g-ip-addr > Enables or disables Syslog messaging to the specified IP address. You can configure up to six addresses. If you configure an address when none are already configured, this command enables destinatio n logging (Syslog) and the Event debug type. Therefore, at a mini[...]

Troubleshooting Debug/Syslog Operation Syntax: [no] logging facility < fac ility-name > The logging facility specifies th e destination subsystem used in a configured Syslog server . (All configured Syslog servers must use the same subsystem.) ProCurve recommends the default (user) subsystem unless your application specifically requires anoth[...]

Troubleshooting Debug/Syslog Operation The CLI c ommand is: Syntax: logging <ip-addr> control-descr <te xt_string>] no logging <ip-addr> [control-descr] An optional user -frien dly description that can be associated with a server IP address. If no description is entered, this is blank. If <text_string> contains white space, [...]

Troubleshooting Debug/Syslog Operation ProCurve(config)# logging priority-descr severe-pr i Figure C-12. Example of the Lo gging Command wit h a Priority Description Note A notificat ion is sent to the SNMP agent if there are any changes to the sy slog parameters ei ther through the CL I or with SNMP . Configuring the Severity Level for Event Log M[...]

Troubleshooting Debug/Syslog Operation Configuring the System Module Us ed to Select the Event Log Messages Sent to a Syslog Server Event Log messages contain the name of the system module that reported the event. Using the logging system-module command, you can select a set of Event Log messages according to the originating system module and se nd[...]

Troubleshooting Debug/Syslog Operation Debug Option Effect of a Reboot or Reset event (debug type) If a Syslog server IP address is configured in the startup- config file, the sending of Event Log messages is reset to enabled , regardless of the last active setting. If no Syslog server is configur ed, the sending of Event Log messages is disabled .[...]

Troubleshooting Diagnostic Tools Diagnostic T ools Diagnostic Features Feature Default Menu CLI Web Port Auto negotiation n/a — — — Ping test n/a — page C-52 page C-51 Link test n/a — page C-52 page C-51 T raceroute operation n/a — page C-54 n/a Vie w switch configuration files n/a — page C-58 page C-58 Vie w switch (show tech) n/a ?[...]

Troubleshooting Diagnostic Tools Port Auto-Negotiation When a link LED does not light (indicat ing loss of link between two devices), the most commo n reason is a fai lure of port auto-negoti ation between the connecting ports. If a li nk LED fails to light wh en you conn ect the swi tch to a port on another devi ce, do the following: 1. Ensure tha[...]

C-51 Troubleshooting Diagnostic Tools Successes indicates the number of Ping or Link packets that successfully completed th e most recent test. Failures indicates the nu mber of Ping or Link packets that were unsuccessful in the last test. Failu res indicate co nnectivity or network per formance prob- lems (such as overloaded links or devices). Des[...]

Troubleshooting Diagnostic Tools T imeout in Seconds is th e number of seconds to allow per attempt to test a connection before determining that the current at tempt has failed . T o halt a Link or Ping test before it conclud es, click on the St op button. T o reset the screen to its default sett ings, click on the Def aults button . CLI: Ping T es[...]

Troubleshooting Diagnostic Tools data-size <0-65471> Size of packet sent. Default: 0 (zero) data-fill <0-1024> The data pattern in th e packet. Default: Zero length string Ping with Repetitions and T imeout Basic Ping Operation Ping Failur e Ping with Repetitions Figure C-14. Examples of Ping T ests T o halt a ping test before it concl [...]

Troubleshooting Diagnostic Tools Basic Link T est Link T est with Repetitions Link T est with Repetitions and T imeout Link T est Over a Specific VLAN Link T est Over a Specific VLAN; T est Fail Figure C-15. Example of Li nk T ests T raceroute Command The traceroute command enables you to trace th e route from the switch to a host address. This com[...]

Troubleshooting Diagnostic Tools <ip-address | hostna me> The IP address or hostname of the device to which to send the traceroute. [minttl < 1-255 >] For the current instance of traceroute , changes the minimum number of hops allowed for each probe packet sent along the route. If minttl is greater than the actual number of hops, then t[...]

Troubleshooting Diagnostic Tools Intermediate rou ter hops with the time taken for the switch to receive acknowledg ement of each probe re aching each router . Destination IP Address Figure C-16. Example of a Completed T raceroute Enqu iry Continuing fr om the previo us example (Figu re C-16, above ), executing traceroute with an in sufficient maxt[...]

Troubleshooting Diagnostic Tools If A Network Condition Prev ents T raceroute from Reaching the Destination . Common reasons for T raceroute fa iling to reach a destination include: ■ T i meouts (indic ated by one asteri sk per probe, per hop; refer to Figure C-17, above.) ■ Unreachable hosts ■ Unreachable networks ■ Interference from firew[...]

Troubleshooting Viewing Switch Configur ation a nd Operation V iewing Switch Configuration and Operation In some troubles hooting s cenarios, you may need to view the switch config- uration to diagnose a problem. Th e co mplete s witch conf iguratio n is con- tained in a file th at you ca n browse fr om either the web browser interface or the CLI u[...]

Troubleshooting Viewing Switch Configuration and Operation CLI: Vi ewing a Summary of Switch Operational Data Syntax: show tech By default, th e show tech command displays a single output of swi tch operat- ing and running -configurat ion data fr om severa l internal switch sources, including: ■ Image stamp (software v ersion data) ■ Running co[...]

Troubleshooting Viewing Switch Configur ation a nd Operation Figure C-19 shows sampl e output from th e show tech command. ProCurve# show tech show system Status and Counters - General System Information System Name System Contact System Location : ProCurve : : MAC Age Time (sec) : 300 Time Zone : 0 Daylight Time Rule : None Software revision ROM V[...]

Troubleshooting Viewing Switch Configuration and Operation The following exampl e uses the Microsoft W indows terminal emulat or . If you are using a different termin al emulator applica tion, refer to th e documen tation provided wi th the a pplication . T o save show tec h comman d outpu t from you r term inal emulator to a text file, follow thes[...]

Troubleshooting Viewing Switch Configur ation a nd Operation 5. Click on T ransf er | Capture T ext | Stop in HyperT e rminal to stop copying da ta and save the text file. If you do not stop HyperT erminal from copying command out put into the text file, additi onal unwanted data can be copied from the HyperT erminal screen. 6. T o access the file,[...]

Troubleshooting Viewing Switch Configuration and Operation Syntax: show boot-history Displays the same information as the show interfaces command and dynamically updates the ou tput every three seconds. Press Ctrl + C to stop the dynamic updates of system information. Use the Arrow keys to view in formation that is off the screen. Pattern Matching [...]

Troubleshooting Viewing Switch Configur ation a nd Operation ProCurve(config)# show run | exclude ipv6 Running configuration: ; J9146A Configuration Edito r; Created on release #W.14.06 hostname "ProCurve Switch" module 1 type J8702A module 2 type J8705A snmp-server community "notpu blic" Unrestricted vlan 1 name "DEFAULT_V[...]

Troubleshooting Viewing Switch Configuration and Operation ProCurve(config)# show run | be gin ipv6 ipv6 enable no untagged B21-B24 Displays the running config beginni ng at the first line exit that contains “ipv6”. vlan 20 name "VLAN20" untagged B21-B24 ipv6 enable no ip address exit policy qos "michael" exit ipv6 access-li[...]

Troubleshooting Viewing Switch Configur ation a nd Operation CLI: Useful Commands for T roubleshooting Sessions Use the following commands in a troubl eshooting session to more accurately display the information yo u need to diagnose a problem. For more informat ion on other these CLI p ractices, refer to chapter Chapter 4, “Using the Command Lin[...]

Troubleshooting Restoring the Factory-Default Configuration Restoring the Factory-Default Configuration As part of your troubleshooti ng process, it may become necessary to return the switch configuration to the factor y default settings. This process momen- tarily interrup ts the switch op eration, cl ears any passwords, clears the console Event L[...]

Troubleshooting Restoring a Flash Image 2. Continue to press the Clear butt on while re leasing the Reset but ton. 3. When the Self T est LED begins to flash, relea se the Clear but ton. The switch will th en complet e its sel f test and begin oper ating wi th the configuration restored to th e factory default settings. Restoring a Flash Image The [...]

Troubleshooting Restoring a Flash Image 3. Use the Reset button to reset the switc h. The follow ing prompt sho uld then appear in the terminal emulator: Enter h or ? for help. => 4. Si nce the OS file is large, you can increase the speed of the download by changing the switch console and termin al emulator baud ra tes to a high speed. For examp[...]

Troubleshooting Restoring a Flash Image Figure C-26. Example of Xmo dem Download in Progress 8. When the download completes, the switch reboots from pri mary flash using the OS image you dow nloaded in the precedi ng steps, pl us the most recent startup-config file. C-70[...]

Troubleshooting DNS Resolver DNS Resolver The Domain Name System (D NS) resolver is designed for use in local network domains where it enables us e of a host name or fully qualified domain name with DNS-com patible switch CL I commands. DNS operatio n supports both IPv4 and IPv6 DNS resolu tion and multiple, prioritized DNS servers. (F or informati[...]

Troubleshooting DNS Resolver ■ When the switch is con figured with both o f the following: • the IP address of a DNS server avai lable to the switch • the domain suffi x of a domain avai lable to the configured DNS server then: • A DNS-compat ible comman d that inclu des the host name of a device in t he same domain as t he configure d doma[...]

Troubleshooting DNS Resolver Note that if the target host is in a domain other than the domain configured on the switch, then: ■ The host’ s domain must be reachabl e from the switch . This requir es that the DNS server for the switch must be able to communicate with the DNS serv er(s) in the pat h to the d omain in w hich the ta rget host oper[...]

Troubleshooting DNS Resolver operating in the select ed domain. Refer to “T erminology” on page C- 71.) Note that if a domain suf fix is not confi gured, fully qualified domain names can be used to resolve DNS-compatible commands. d. the host names assigned to target IP addresses in th e DNS server for the specified d omain 2. Use the data from[...]

Troubleshooting DNS Resolver Syntax: [no] ip dns dom ain-name < domain-na me-suffix > This optional DNS command conf igures the domain suffix that is automatically appended to the host name entered with a DNS-compatible command. When th e domain suffix and the IP address for a DNS server that can access that domain are both configured on the [...]

Troubleshooting DNS Resolver Configuring switch “A” with the domai n name and the IP address of a DNS server for the domain enables the switch to use host names assigned to IP addresses in the do main to perform ping and traceroute actions on t he devices in the domain. T o summarize: Entity: Identity: DNS Server IP Address 10.28.229.10 Domain [...]

Subnet Mask Troubleshooting DNS Resolver As mentioned under “Basic Operation” on page C-71, if the DNS entry config- ured in th e switch does not include the domain suf fix for the desired t arget, then you must use the target host’ s full y qualified dom ain name w ith DNS- compatible commands. For example, using the docume nt serv er in Fig[...]

Troubleshooting DNS Resolver Operating Notes ■ Configuring ano ther IP address for a priority that has already been assigned to an IP address is not a llowed. T o replace one IP address at a given priority level with another ad dress having the sam e priority , you must first use the no form of the comma nd to remove the unwanted address. Also, o[...]

Troubleshooting DNS Resolver Event Log Messages Message Meaning DNS server address not config ured The switch d oes not have an I P address configured for the DNS server . DNS server not responding The DNS server failed to re spond or is unreach able. An incorrect server IP address can produce t his result. Unknown host < ho st-name > The ho [...]

Troubleshooting DNS Resolver C-80[...]

D MAC Address Management Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-2 Determining MAC A ddresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-3 Menu: Viewin g the Switch ’s MAC Addresses . . . . . . . . . . . . . . . . . . . . D-4 CLI: Viewin[...]

MAC Address Management Overview Overview The switch assigns MAC ad dresses in these areas: ■ For management functions, one Base MAC address is assigned to the de f a u l t V L A N ( V I D = 1 ) . ( A l l V L A N s o n t h e s w i t c h e s covered in this guide use the same MAC address.) ■ For internal switch operations: One M AC address per po[...]

MAC Address Management Determining MAC Addresses Determining MAC Addresses MAC Address Viewing Methods Feature Default Menu CLI We b view switch’ s base ( default vlan) MAC address and the addressing for any added VLANs n/a D-4 D-5 — view port MAC addresses (hexadecimal format) n/a — D-5 — ■ Use the menu interface to view the switch’ s [...]

MAC Address Management Determining MAC Addresses Menu: V iewing the Switch’ s MAC Addresses The Manageme nt Address Info rmation screen lists the MAC addresses for: ■ Base switch (default V LAN; VID = 1) ■ Any additional V LANs conf igured on the switch. Also, the Base MAC address appears on a label on the back of the switch. Note The Base MA[...]

MAC Address Management Determining MAC Addresses CLI: Vi ewing the Port and VLAN MAC Addresses The MAC address assigned to each switch port is use d internally b y such features as Flow Control and the spanning- tree protocol. Using the walkmib command to dete rmine the MAC address assignment s for indivi dual ports can sometimes be useful when di [...]

MAC Address Management Viewing the MAC Addresses of Connected Devices V iewing the MAC Addresses of Connected Devices Syntax: show mac-address [ | mac-addr | Lists the MAC addresses of the de vices the switch ha s detected, along with the number of the specific port on which each MAC address w as detected . [ port-list ] Lists the MAC addresses of [...]

E Daylight Savings T ime on ProCurve Switches This informat ion appl ies to the following ProCurve swit ches: • 212M • Series 2500 • Series 4200vl • 224M • Series 2520 • Series 5300xl • 1600M • Series 260 0 • Series 5400zl • 2400M • Series 280 0 • Switch 610 8 • 2424M • Series 290 0 • Switch 620 0yl • 4000M • Serie[...]

Daylight Savings Time on ProCurve Switches Canada and Continental US: • Begin DST at 2am on the second Sunday i n March. • End DST at 2am on the first Sunday in November . Middle Europe and Portugal : • Begin DST at 2am the first Su nday on or after March 25th. • End DST at 2am the first Sund ay on or after September 24th. Southern Hemisphe[...]

Daylight Savings Time on ProCurve Switches Before configuring a “User defined” Daylight T ime Rule, it is important to understand ho w the switch trea ts the entries. Th e switch knows w hich dates are Sundays, and uses an algorithm to determine on which date to change the system clock, given the configured “Beginning day” and “Ending day[...]

Daylight Savings Time on ProCurve Switches E-4[...]

F Power -Saving Features Contents Configuring Power-Saving for LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . F-2 Show Savepower Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . F-2 F-1[...]

Power-Saving Features Configuring Power-Saving for LEDs Configuring Power -Saving for LEDs The savepower led command provid es the ability to turn off the sw itch link, mode, and activity LEDs and turn them on again. When power - saving is turned off, it will turn on again automatically after 10 minutes. Syntax: [no] savepower led T urns pow er -sa[...]

Index Symbols => prompt …C - 6 8 Numerics 802.1X effect, LLDP … 13-75 LLDP blocked … 13-42 802.1X access control authentication fa ilure, SNMP notification … 13-26 SNMP notification of authentication failure … 13-26 A access manager … 13-13 operator … 13-13 out-of-band … 2-3 ACL debug messages … C-33 See also debug command. add[...]

broadcast limit … 10-19 broadcast storm … 12-3, C-15 broadcast traffic IPX … 10-19 RIP … 10-19 browser interface See web browser interface. C CDP … 13-76, 13-77, 1 3-78, 13-79, 13-81 Clear + Reset button co mbination …6 - 3 4 Clear button …5 - 1 0 restoring factory default configuration … C-68 clear logging …C - 2 9 CLI accessing [...]

power cycle … 6-29 primary boot path … 6-27 reboot policy options … 6-24 reboot policy, override … 6-28 reboot process … 6-25 reload … 6-30 rename config file … 6-31 reset … 6-29 running-config file … 6 -25 running-config fi le operation … 6-24 secondary boot path … 6-27 show config file content … 6-28 show multiple file s ?[...]

Device Passwords window …5 - 8 DHCP address problems … C-8 Best Offer … 6-39 Bootp operation … 8-12 effect of no reply … C-8 manual gateway precedence … 8-12 Option 66 … 6-37, 6-38 DHCP snooping SNMP notification … 13-17, 13-26 DHCP/Bootp differences …8 - 1 3 DHCP/Bootp process …8 - 1 2 DHCP/Bootp, LLDP …1 3 - 5 0 DHCPv6 debug[...]

F facility logging … C-33 factory defaul t configuration restoring … 6-9, C-67 failure, switch software download …A - 7 fastboot command …6 - 2 1 fault detection policy …5 - 8 , 5 - 2 3 fault-tolerance … 12-4 firmware version …B - 6 flash memory … 3-10, 6-3 flow control constraints … 10-17 global … 10-17 per-port … 10-17 termi[...]

L network number … B-9 K kill command …7 - 9 LACP 802.1X not allowed … 12-22 active … 12-15 blocked ports … 12-24 CLI access … 12-11 default port operation … 12-21 described … 12-6, 12-18 Dyn1 … 12-7 dynamic … 12-19 enabling dynamic trunk … 12-15 full-duplex required … 12-4, 12-18 IGMP … 12-23 monitoring static trunk … B[...]

optional data, configurin g … 13-51 outbound packet options … 13-39 packet boundaries … 13-37 packet dropped … 13-37 packet time-to-live … 13-40 packet-forwarding … 1 3-37, 13-75 packets not forwarded … 13-36 per-port counters … 13-73 port descriptio n … 13-51 port ID … 13-50 port speed … 13-52 port trunks … 13-41 port type [...]

MDI/MDI-X configuration, display … 10-21 operation … 10-19 port mode, display … 10-21 media type, port trunk … 12-3 memory flash … 3-10, 6-3 startup configuration … 3-10 menu inter face configuration changes, saving … 3-10 moving to or from the CLI … 4-7 See also console. MIB HP proprietary … 13-4 listing … 13-4 standard … 13-[...]

configuring port priority … 11-8 disabling a port … 11-13 enable or disable operation … 11-6 event log messages … 11-21 fault … 11-11 LLDP detection, enabli ng or disabling … 11-14 manually configuring power levels … 11-10 operation on ProCurve switches … 11-2 oversubscribed … 11-3 planning and implementation … 11-20 poe-lldp-de[...]

LACP not allowed … 12 -22 troubleshooting … C-10 port-utilizat ion and status displays … 10-14 power levels, configuring … 11-10 power over ethe rnet See PoE. Power-Sourcing Equipment … 11-4, 13-36 pre-standard detect … 11-15 priority class defined … 11-4 privilege levels …4 - 3 ProCurve Auto-MDIX feature … 10-19 support URL … 5[...]

secure FTP See SCP/SFTP. secure management VLAN, DNS …C - 7 8 security Clear button … 5-11 enabling network security notifications … 13-26 privilege levels in CLI … 4-3 username and password … 5-8 web browser access, RADIUS … 5-8 Self Test LED behavior during factory default reset … C-68 serial number …B - 6 setmib, delay interval ?[...]

disabling … 9-12 enabling and disabling … 9-10 event log messages … 9-26 manual conf ig priority … 8-12 menu interface operation … 9-26 operating modes … 9-2 poll interval See TimeP. selecting … 9-3 show management … 9-9 unicast mode … 9-3, 9-12 unicast time polling … 9-25 unicast, deleting addresses … 9-26 unicast, replacing [...]

T TACACS SSH exclusion … A-14 task monitor …B - 7 taskusage -d …B - 7 taskUsageShow …B - 7 Telnet connecting to switch … 3-4 enable/disable … 7-4 outbound … 7-6 terminate session, kill command … 7-9 troubleshooting access … C-7 telnet domain name address … 7-6 hostname … 7-6 ipv6 address … 7-6 show command … 7-6 switch-num[...]

approaches … C-5 browsing the configuration file … C-58 configuring debug destinations … C-32 console access problems … C-6 diagnosing unusual networ k activity … C-8 diagnostics tools … C-49 displaying switch operation … C-59 DNS See DNS. fast-uplink … C-15 ping and link tests … C-50 restoring factory default configuration … C-[...]

W walkmi b … 13-40, D-5 warranty …- i i web agen t advantages … 2-5 disabling access … 5-2 enable/disable … 7-4 enabled parameter … 5-2 Web authentication SNMP notification … 13-26 web brow ser i nterfac e access configuration … 7-3 access parameters … 5-8 access security … 7-3 alert log … 5-20 alert log details … 5-21 bandw[...]

16 – Index[...]

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