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Cabletron Systems 2E43-27R manual

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Table of contents for the manual

  • Page 1

    9031960-05 2E42-27/2E42-27R/2E43-27/2E43-27R Smar tSwitch 2200 User’ s Guide 1 2 3 4 5 6 7 8 11 12 13 14 15 16 9 10 17 18 19 20 21 22 23 24 2E42-27 COM PWR CPU RESET 1X 3X 5X 7X 9X 11X 13X 15X 17X 19X 21X 23X 26 25 2E43-27 COM PWR CPU RESET 26 25 1 2 3 4 5 6 7 8 11 12 13 14 15 16 9 10 17 18 19 20 21 22 23 24[...]

  • Page 2

    [...]

  • Page 3

    2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide i NOTICE Cabletron Systems reserves the right to make changes in specifications and other information contained in this document without prior notice. The reader should in all cases consult Cabletron Systems to determine whether any such changes ha ve been made. The hardware, firmware, or software[...]

  • Page 4

    Notice ii 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide INDUSTRY CANADA NOTICE This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications. Le présent appareil numérique n’émet pas de bruits radioélectr[...]

  • Page 5

    Notice 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide iii CABLETRON SOFTWARE PROGRAM LICENSE 1. LICENSE . You have the right to use only the one (1) copy of the Program provided in this package subject to the terms and conditions of this License Agreement. Y ou may not copy , reproduce or transmit any part of the Program except as permitted by t[...]

  • Page 6

    Notice iv 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide SAFETY INFORMATION CLASS 1 LASER TRANSCEIVERS THE FE-100F3 FAST ETHERNET INTERFACE MODULE, FPIM-05 AND FPIM-07 FDDI PORT INTERFACE MODULES, AND APIM-29 ATM PORT INTERFACE MODULE USE CLASS 1 LASER TRANSCEIVERS. READ THE FOLLOWING SAFETY INFORMATION BEFORE INSTALLING OR OPERATING THESE MODUL[...]

  • Page 7

    Notice 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide v DECLARATION OF CONFORMITY Application of Council Directiv e(s): 89/336/EEC 73/23/EEC Manufacturer’ s Name: Cabletron Systems, Inc. Manufacturer’ s Address: 35 Industrial Way PO Box 5005 Rochester, NH 03867 European Representativ e Name: Mr. J. Solari European Representativ e Address: Ca[...]

  • Page 8

    Notice vi 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide[...]

  • Page 9

    2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide vii CONTENTS CHAPTER 1 INTRODUCTION 1.1 Using This Guide ......................................................................... 1-1 1.2 Structure of This Guide................................................................ 1-1 1.3 2E4X-27 Features ................................................[...]

  • Page 10

    Contents viii 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 3.4 Connecting to the Network ........................................................... 3-9 3.4.1 Connecting UTP Cables to Ports 1 Through 24 .............. 3-9 3.4.1.1 2E42-27 or 2E42-27R Cable Connections.... 3-10 3.4.1.2 2E43-27 or 2E43-27R Cable Connections.... 3-11 3.4.2 Connect[...]

  • Page 11

    Contents 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide ix 5.8 SNMP Community Names Screen ............................................ 5-31 5.8.1 Establishing Community Names ................................... 5-32 5.9 SNMP Traps Screen.................................................................. 5-34 5.9.1 Configuring the Trap Table ....[...]

  • Page 12

    Contents x 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide APPENDIX A SPECIFICATIONS A.1 Device Specifications .................................................................. A-1 A.2 Physical Properties ..................................................................... A-1 A.3 Electrical Specifications ......................................[...]

  • Page 13

    2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 1-1 CHAPTER 1 INTR ODUCTION W elcome to the 2E42-27/2E42-27R/2E43-27/2E43-27R SmartSwitch 2200 User’s Guide . This guide describes the 2E42-27, 2E42-27R, 2E43-27, and 2E43-27R SmartSwitch 2200 de vices and provides information concerning network requirements, installation, troubleshooting, and the[...]

  • Page 14

    Chapter 1: Introduction 1-2 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide Appendix A , Specifications , contains information on functionality and operating specifications, connector pinouts, en vironmental requirements, and physical properties. Appendix B , FE-100TX, FE-100FX, and FE-100F3 Specifications , contains information about FE-100TX[...]

  • Page 15

    2E4X-27 Features 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 1-3 • A 24-port high-speed workgroup switch with two optional ports for Fast Ethernet Interf ace Modules providing high speed uplinks to 100 Mbps Fast Ethernet technologies and one optional port for a High Speed Interface Module (HSIM). The HSIM provides additional connecti vity t[...]

  • Page 16

    Chapter 1: Introduction 1-4 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 1.4 2E4X-27 OVERVIEW The 2E4X-27 is a 27-port high-speed network switching de vice that supports traditional switching (bridging) and Cabletron Systems SecureFast Switching V irtual Netw ork technology . Ports 25 and 26 support optional Fast Ethernet Interf ace Modules an[...]

  • Page 17

    2E4X-27 Overview 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 1-5 All of the de vices hav e two front panel slots (ports 25 and 26) for optional Fast Ethernet Interf ace Modules to support an uplink to 100 Mbps Fast Ethernet backbones or a high speed connection to a local server . There is also space for an optional HSIM to provide additional [...]

  • Page 18

    Chapter 1: Introduction 1-6 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 1.4.4 Runtime IP Address Disco very This feature enables the 2E42-27 to automatically accept an IP address from a Boot Strap Protocol (BootP) server on the netw ork into NVRAM without requiring a user to enter an IP address through Local Management. When the 2E42-27 is co[...]

  • Page 19

    2E4X-27 Overview 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 1-7 1.4.6 Switching Options The 2E4X-27 provides 802.1D Switching, 802.1Q switching or SecureFast Switching V irtual Netw ork Services between all of the front panel interfaces including an y installed Fast Ethernet Interf ace Modules and HSIM. 802.1Q switching and SecureFast switch[...]

  • Page 20

    Chapter 1: Introduction 1-8 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 1.4.10 Optional Features Options for the 2E4X-27 include Fast Ethernet Interf ace Modules and High Speed Interface Modules to add additional interface capability . Cabletron Systems provides F ast Ethernet Interface Modules to support uplinks to 100 Mbps Ethernet backbone[...]

  • Page 21

    Document Con ventions 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 1-9 1.5 DOCUMENT CON VENTIONS The follo wing con ventions are used throughout this document: NO TE Note symbol. Calls the reader’ s attention to any item of inf ormation that may be of special impor tance. TIP Tip symbol. Conv eys helpful hints concerning procedures or action[...]

  • Page 22

    Chapter 1: Introduction 1-10 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 1.6 GETTING HELP For additional support related to this de vice or document, contact the Cabletron Systems Global Call Center: Before calling the Cabletron Systems Global Call Center, have the following information ready: • Y our Cabletron Systems service contract numb[...]

  • Page 23

    Related Manuals 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 1-11 1.7 RELATED MANUALS The follo wing manuals may help to set up, control, and manage the 2E4X-27: Cabletron Systems HSIM-A6DP User’ s Guide Cabletron Systems HSIM-F6 User’ s Guide Cabletron Systems HSIM-FE6 User’ s Guide Cabletron Systems HSIM-W87 User’ s Guide Cabletron S[...]

  • Page 24

    Chapter 1: Introduction 1-12 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide[...]

  • Page 25

    2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 2-1 CHAPTER 2 NETW ORK REQUIREMENTS Before installing the 2E4X-27 or Fast Ethernet Interf ace Module (FE-100TX, FE-100FX, or FE-100F3), re vie w the requirements and specifications referred to in this chapter concerning the follo wing: • SmartT runk ( Section 2.1 ) • 10B ASE-T T wisted Pair Net[...]

  • Page 26

    Chapter 2: Network Requirements 2-2 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 2.3 100B ASE-TX NETW ORK The 2E4X-27, with an FE-100TX installed in ports 25 and 26, provides an RJ45 connection that supports UTP cabling, which has an impedance of 85 to 111 ohms. The de vice at the other end of the twisted pair se gment must meet IEEE 802.3u 10[...]

  • Page 27

    2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 3-1 CHAPTER 3 INSTALLATION This chapter provides all instructions required to install the 2E4X-27. A Phillips scre wdri ver is required to install the de vice. Follo w the order of the sections listed belo w to correctly install the 2E4X-27. • Unpacking the 2E4X-27 ( Section 3.1 ) • Installing O[...]

  • Page 28

    Chapter 3: Installation 3-2 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 3.1 UNPACKING THE 2E4X-27 1. Open the box and remove the packing material protecting the 2E4X-27. 2. Verify the contents of the carton as listed in T able 3-1 . 3. Remove the black and yellow tape seal on the non-conductive bag to remove the 2E4X-27. 4. Perform a visual i[...]

  • Page 29

    Installing the 2E4X-27 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 3-3 3.3 INSTALLING THE 2E4X-27 The 2E4X-27 may be installed on a tabletop, shelf, or in a 19-inch rack. Section 3.3.1 describes a tabletop or shelf installation and Section 3.3.2 describes the rackmount installation. 3.3.1 T abletop or Shelf Installation The follo wing two sub[...]

  • Page 30

    Chapter 3: Installation 3-4 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide Figure 3-1 T abletop or Shelf Installation 3.3.2 Rackmount Installation T o install the 2E4X-27 in a 19-inch rack, Cabletron Systems includes an accessory kit containing the rackmount brackets, mounting scre ws, and a strain-relief bracket for cable management. Guidelines[...]

  • Page 31

    Installing the 2E4X-27 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 3-5 Installation Rack mounting the 2E4X-27 in volves the follo wing: • Attaching the strain-relief bracket • Rack mounting the 2E4X-27 (attaching the mounting brackets and fastening the 2E4X-27 to the rack) Attaching the Strain-Relief Brac ket Attach the strain-relief brac[...]

  • Page 32

    Chapter 3: Installation 3-6 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide Rack Mounting the 2E4X-27 Proceed as follo ws to install the 2E4X-27 into a 19-inch rack. 1. Remove and discard the four cover screws (two from each side) located along the front edges of each side of the 2E4X-27. 2. Locate the four 6-32 x 3/8-inch flathead cover replacem[...]

  • Page 33

    Installing the 2E4X-27 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 3-7 3.3.3 Connecting P ower to the 2E42-27 or 2E43-27 T o connect the 2E42-27 or 2E43-27 to a power source, proceed as follo ws: 1. Plug the power cord into a grounded wall outlet. The POWER LED turns ON (green) and the CPU LED turns ON (green) briefly. 2. Observe the LANVIEW [...]

  • Page 34

    Chapter 3: Installation 3-8 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 3.3.4 Connecting P ower to the 2E42-27R or 2E43-27R T o connect the 2E42-27R or 2E43-27R to the power sources, proceed as follo ws: 1. Plug each power cord into a grounded wall outlet, see Figure 3-5 . To take advantage of the load sharing and redundancy capabilities, eac[...]

  • Page 35

    Connecting to the Network 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 3-9 3.4 CONNECTING TO THE NETWORK This section provides the procedures for connecting UTP and fiber optic segments from the netw ork or other de vices to the 2E4X-27. Ports 1 through 24 on the 2E42-27 and 2E42-27R hav e RJ45 connectors for UTP connections. Ports 1 through [...]

  • Page 36

    Chapter 3: Installation 3-10 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 3.4.1.1 2E42-27 or 2E42-27R Cable Connections Ports 1 through 24 of the 2E42-27 or 2E42-27R are 10B ASE-T ports with internal crossov ers. When connecting a workstation, use a straight-through cable. When connecting networking de vices, such as another bridge, repeater ,[...]

  • Page 37

    Connecting to the Network 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 3-11 b. Verify that the RJ45 connectors on the twisted pair segment have the proper pinouts ( Figure 3-7 ) and check the cable for continuity. Figure 3-7 Cable Pinouts - (RJ45) Crosso ver Cable c. Check that the twisted pair connection meets the dB loss and cable specificat[...]

  • Page 38

    Chapter 3: Installation 3-12 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide T o connect an RJ21, proceed as follows: 1. Ensure that the device connected to the other end of the segment is powered ON. 2. If using an RJ21 straight connector, plug it into the appropriate RJ21 port as shown in Figure 3-8 or, if using the RJ21 angle adapter supplied [...]

  • Page 39

    Connecting to the Network 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 3-13 3. Tighten the two screws on the RJ21 straight cable connector or RJ21 angle adapter, as applicable, to secure it to the device. 4. If using the RJ21 angle adapter, plug the RJ21 right-angled connector as shown in Figure 3-9 . 5. Verify that a link exists by checking t[...]

  • Page 40

    Chapter 3: Installation 3-14 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide When connecting networking de vices, such as another bridge, repeater , or router , use a straight-through cable and set the Fast Ethernet Interface Module crossov er switch sho wn in Figure 3-10 to the not crossed ov er position, marked with =. A schematic of a crossov [...]

  • Page 41

    Connecting to the Network 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 3-15 e. Confirm that the crossover switch is in the correct position. If a link is not established, contact the Cabletron Systems Global Call Center. Refer to Section 1.6 for details. 3.4.3 Connecting a Fiber Optic Segment to the FE-100FX and FE-100F3 The FE-100FX and FE-10[...]

  • Page 42

    Chapter 3: Installation 3-16 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 2. Insert one end of the SC connector into the FE-100FX or FE-100F3 installed in the 2E4X-27. See Figure 3-11 . 3. At the other end of the fiber optic cable, attach the SC connector to the other device. Figure 3-11 FE-100FX and FE-100F3 Ports 4. Verify that a link exists[...]

  • Page 43

    Completing the Installation 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 3-17 3.5 COMPLETING THE INSTALLATION After installing the 2E4X-27 and any optional F ast Ethernet Interface Modules and HSIM as appropriate, and making the connections to the network, proceed as follo ws: 1. Secure the cables by running the cables along the strain-relief [...]

  • Page 44

    Chapter 3: Installation 3-18 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide[...]

  • Page 45

    2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 4-1 CHAPTER 4 T R OUBLESHOOTING This chapter provides information concerning the follo wing: • Using the LANVIEW diagnostic and status monitoring system • T roubleshooting network and 2E4X-27 operational problems • Using the RESET button 4.1 USING LANVIEW The 2E4X-27 uses Cabletron Systems bui[...]

  • Page 46

    Chapter 4: T roubleshooting 4-2 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide NO TE The terms flashing , blinking , and solid used in the follo wing tables indicate the f ollowing: Flashing indicates an LED flashing randomly . Blinking indicates an LED flashing at a steady rate (appro ximately 50% on, 50% off). Solid indicates a steady LED li[...]

  • Page 47

    Using LANVIEW 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 4-3 RX (Receive) Off No link. No activity . P or t enabled or disabled. No error . Green Solid . P or t enabled, link, no activity . No error . Blinking . Po r t disabled, link. No error . Amber Flashing . Po r t enabled, link, activity . No error . Red Diagnostic f ailure. Contact the[...]

  • Page 48

    Chapter 4: T roubleshooting 4-4 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 4.2 FE-100TX LED The optional FE-100TX has one LED labeled 10/100. The 10/100 LED together with the recei v e LED allo ws the user to determine the link status and the operating speed of the Fast Ethernet Interf ace Module. The 10/100 LED and the Recei ve (RX) LED are[...]

  • Page 49

    FE-100TX LED 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 4-5 T able 4-3 10/100 LED Indications When RX LED Is Off NO TE No link e xists if the associated por t (25 or 26) RX (Receiv e) LED is off . LED Color Indication 10/100 Off No link or no cable attached. FE-100TX f orced to 10 Mbps operation, or is manually set to “auto-negotiate” mo[...]

  • Page 50

    Chapter 4: T roubleshooting 4-6 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 4.3 T ROUBLESHOOTING CHEC KLIST If the 2E4X-27 is not working properly , refer to T able 4-4 for a checklist of possible problems, causes, and recommended actions to resolve the problem. T able 4-4 T r oubleshooting Chec klist Prob lem P ossible Cause Recommended Acti[...]

  • Page 51

    Using the RESET Button 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 4-7 4.4 USING THE RESET BUTTON The RESET button sho wn in Figure 4-3 resets the 2E4X-27 processor without af fecting the NVRAM. Figure 4-3 RESET Button T o reset the 2E4X-27 processor, use a pen or pencil to press and release the RESET button. The 2E4X-27 goes through a reset [...]

  • Page 52

    Chapter 4: T roubleshooting 4-8 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide[...]

  • Page 53

    2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-1 CHAPTER 5 LOCAL MANAGEMENT This chapter explains ho w to set up a management terminal to access Local Management. It also explains ho w to use the Local Management screens and commands. 5.1 OVERVIEW Local Management for the 2E4X-27 consists of a series of management screens that allo w the manag[...]

  • Page 54

    Chapter 5: Local Management 5-2 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5.2 LOCAL MANAGEMENT KE YBOAR D CON VENTIONS All ke y names appear as capital letters in this manual. T able 5-1 explains the ke yboard con ventions and the ke y functions that are used. T able 5-1 Ke yboard Con ventions Ke y Function ENTER K e y RETURN K e y These ar[...]

  • Page 55

    Management T erminal Setup 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-3 5.3 MANAGEMENT T ERMINAL SETUP Use one of the follo wing systems to access Local Management: • An IBM or compatible PC running a VT series emulation software package • A Digital Equipment Corporation VT100 type terminal • A VT type terminal running emulation prog[...]

  • Page 56

    Chapter 5: Local Management 5-4 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5.3.1 Console Cable Connection Use the Console Cable Kit provided with the 2E4X-27 to attach the management terminal to the 2E4X-27 COM port as sho wn in Figure 5-1 . Connect an IBM PC or compatible de vice, running the VT terminal emulation, to the 2E4X-27 as follo w[...]

  • Page 57

    Management T erminal Setup 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-5 5.3.2 Management T erminal Setup P arameters T able 5-2 lists the setup parameters for the local management terminal. T able 5-2 VT T erminal Setup Display Setup Men u Columns -> Controls -> A uto Wrap -> Scroll -> T e xt Cursor -> Cursor Style -> 80 [...]

  • Page 58

    Chapter 5: Local Management 5-6 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5.3.3 Monitoring an Uninterruptible P ower Suppl y If the 2E4X-27 is connected to an Uninterruptible Po wer Supply (UPS) de vice for protection against the loss of po wer , a connection from the 2E4X-27 COM port to the UPS can be made to monitor the po wer status of t[...]

  • Page 59

    Accessing Local Management 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-7 5.4 ACCESSING LOCAL MANAGEMENT Access to Local Management is controlled through the Passw ord screen Figure 5-3 . Whene ver a connection is made to the 2E4X-27 the Passw ord screen displays. Before continuing, the user must enter a password (community name) which is co[...]

  • Page 60

    Chapter 5: Local Management 5-8 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5.4.1 Navigating Local Mana gement Screens The 2E4X-27 Local Management application consists of a series of menu screens. Navigate through Local Management by selecting items from the menu screens. The 2E4X-27 support three modes of switch operation. The switching mod[...]

  • Page 61

    Accessing Local Management 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-9 Figure 5-4 802.1D Switching Mode, LM Screen Hierar chy Figure 5-5 802.1Q Switching Mode, LM Screen Hierar chy Device Menu Password Device Configuration Menu 23141-43 Device Specific Configuration Menu Network T ools Device Statistics Menu Port Redirect Function Syste[...]

  • Page 62

    Chapter 5: Local Management 5-10 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide Figure 5-6 SecureFast VLAN Mode, LM Screen Hierarc hy 5.4.2 Selecting Local Management Menu Screen Items Select items on a menu screen by performing the follo wing steps: 1. Use the arrow keys to highlight a menu item. 2. Press ENTER. The selected menu item displays [...]

  • Page 63

    Accessing Local Management 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-11 Using the RETURN Command T o exit LM using the RETURN command, proceed as follows: 1. Use the arrow keys to highlight the RETURN command at the bottom of the Local Management screen. 2. Press ENTER. The previous screen in the Local Management hierarchy displays. 3. Ex[...]

  • Page 64

    Chapter 5: Local Management 5-12 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5.5 DEVICE MEN U SCREEN The De vice Menu screen is the access point for all Local Management screens. Figure 5-7 sho ws the De vice Menu screen. Figure 5-7 Device Menu Screen The follo wing explains each De vice Menu screen field as shown in Figure 5-7 : DEVICE CONF[...]

  • Page 65

    Device Men u Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-13 DEVICE ST A TISTICS The De vice Statistics screen provides statistics and performance information for the 2E4X-27. For details about this screen, refer to Section 5.19 . NETWORK T OOLS The Network T ools function resides on the 2E4X-27 and consists of a series of commands th[...]

  • Page 66

    Chapter 5: Local Management 5-14 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5.6 DEVICE CONFIGURATION MEN U SCREEN The De vice Configuration Menu screen, Figure 5-8 , provides access to Local Management screens that allo w you to configure and monitor operating parameters, modify SNMP community names, set SNMP traps, configure switch param[...]

  • Page 67

    Device Configuration Men u Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-15 The follo wing briefly explains each screen accessible from the De vice Configuration Menu screen: GENERAL CONFIGURA TION The General Configuration screen allo ws the user to monitor and configure operating parameters for the 2E4X-27. For details, refer to[...]

  • Page 68

    Chapter 5: Local Management 5-16 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5.7 GENERAL CONFIGURATION SCREEN The General Configuration screen, Figure 5-9 , allo ws the user to set the system date and time, IP addresses and Subnet Masks, the Default Gate w ay , the TFTP Gate w ay IP address, and the COM port configuration. T o access the Ge[...]

  • Page 69

    General Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-17 Subnet Mask (Modifiable) Displays the subnet mask for the 2E4X-27. A subnet mask “masks out” the network bits of the IP address by setting the bits in the mask to 1 when the network treats the corresponding bits in the IP address as part of the network or subn[...]

  • Page 70

    Chapter 5: Local Management 5-18 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide Device Uptime (Read-Only) Displays the total time that the de vice has been operating. Operational Mode (T oggle) Allo ws the user to set the 2E4X-27 so it operates as a traditional switch (802.1D SWITCHING), an IEEE 802.1Q switch (802.1Q SWITCHING), or as a Cabletro[...]

  • Page 71

    General Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-19 Clear NVRAM (T oggle) This allo ws the user to reset NVRAM to the factory default settings. All user-entered parameters, such as IP address and Community Names, are then replaced with 2E4X-27 default configuration settings. F or details, refer to Section 5.7.11 . [...]

  • Page 72

    Chapter 5: Local Management 5-20 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide Figure 5-10 Configuration W arning Screen 5. Use the arrow keys to highlight the YES command, then press ENTER. The changes are saved and the device reboots. 5.7.2 Setting the Subnet Mask If the management workstation that is to recei ve SNMP traps from the 2E4X-27 [...]

  • Page 73

    General Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-21 4. Use the arrow keys to highlight the SAVE command, then press ENTER. The warning screen shown in Figure 5-11 displays. Figure 5-11 Configuration W arning Screen 5. Use the arrow keys to highlight the YES command, then press ENTER. The changes are saved and the d[...]

  • Page 74

    Chapter 5: Local Management 5-22 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 3. Press ENTER. If the default gateway entered is a valid format, the cursor returns to the beginning of the Default Gateway field. If the entry is not valid, the Event Message Line displays “INVALID DEFAULT GATEWAY OR FORMAT ENTERED”. Local Management does not a[...]

  • Page 75

    General Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-23 5.7.5 Setting the Device Date T o set the system date, perform the following steps: 1. Use the arrow keys to highlight the Device Date field. 2. Enter the date in an MM/DD/YYYY format. 3. Press ENTER to set the system calendar to the date in the input field. 4. Use[...]

  • Page 76

    Chapter 5: Local Management 5-24 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5.7.7 Entering a New Screen Refresh Time The screen refresh time is set from 3 to 99 seconds with a default of 3 seconds. T o set a ne w screen refresh time, perform the follo wing steps: 1. Use the arrow keys to highlight the Screen Refresh Time field. 2. Enter a nu[...]

  • Page 77

    General Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-25 5.7.9 Setting the Operational Mode T o set the Operational Mode, proceed as follows: 1. Use the arrow keys to highlight the Operational Mode field. 2. Press the SPACE bar to step to the appropriate operation mode ( 802.1D SWITCHING , 802.1Q SWITCHING , or SECURE FA[...]

  • Page 78

    Chapter 5: Local Management 5-26 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 4. Use the arrow keys to highlight the YES command, then press ENTER. The changes are saved and the device reboots. 5.7.10 Configuring the COM P or t Upon po wer up, the COM port is configured to the default settings of EN ABLED and LM. The COM port supports the fo[...]

  • Page 79

    General Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-27 2. Press the SPACE bar to choose either ENABLED or DISABLED . ENABLED allo ws the COM port to be connected to the terminal and used for a particular application. DISABLED does not allo w the COM port connection to the terminal. Figure 5-13 COM Port W arning Screen [...]

  • Page 80

    Chapter 5: Local Management 5-28 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 3. Use the arrow keys to highlight YES . Press ENTER. 4. If you ENABLED the port, proceed to step 5. If you DISABLED the port, use the arrow keys to highlight SAVE at the bottom of the screen, then press ENTER. 5. When the message “SAVED OK” appears, the edits yo[...]

  • Page 81

    General Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-29 5.7.11 Clearing NVRAM Clearing NVRAM allo ws the user to clear all user-entered parameters, such as, the IP address and Community Names from NVRAM. Clear NVRAM as follo ws: 1. Use the arrow keys to highlight the Clear NVRAM field. 2. Use the SPACE bar to toggle the[...]

  • Page 82

    Chapter 5: Local Management 5-30 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide Figure 5-14 Clear NVRAM W arning Screen 5. Press YES and the message “CLEARING NVRAM. REBOOT IN PROGRESS...” displays. 6. The 2E4X-27 clears NVRAM and reboots. All user-entered parameters default to factory default settings. 5.7.12 Enabling/Disabling IP Fragmenta[...]

  • Page 83

    SNMP Community Names Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-31 5.8 SNMP COMMUNITY NAMES SCREEN The SNMP Community Names screen allo ws the user to set SNMP Management community names. Community names act as passwords to Local/Remote Management and are agents of security access to the 2E4X-27. Access to the 2E4X-27 is controlled [...]

  • Page 84

    Chapter 5: Local Management 5-32 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide The follo wing explains each SNMP Community Names screen field: Community Name (Modifiab le) Displays the user-defined name through which a user accesses the 2E4X-27 SNMP Management. Any community name assigned here acts as a password to Local/Remote Management. A[...]

  • Page 85

    SNMP Community Names Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-33 T o establish community names, proceed as follows: 1. Use the arrow keys to highlight the Community Name field adjacent to the selected access level. 2. Enter the password in the field (maximum 31 characters). 3. Press ENTER. 4. Repeat steps 1 through 3 to modify the[...]

  • Page 86

    Chapter 5: Local Management 5-34 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5.9 SNMP T RAPS SCREEN Since the 2E4X-27 is an SNMP compliant de vice, it can send messages to multiple Network Management Stations to alert users of status changes. The SNMP T raps screen is shown in Figure 5-16 . T o access the SNMP T raps screen from the Device Co[...]

  • Page 87

    SNMP T raps Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-35 Enable T raps (T oggle) Enables transmission of the traps to the network management station with the associated IP address. This field toggles between YES and NO . 5.9.1 Configuring the T rap T able T o configure the T rap table, proceed as follows: 1. Use the arrow keys t[...]

  • Page 88

    Chapter 5: Local Management 5-36 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5.10 SWITCH CONFIGURATION SCREEN The Switch Configuration screen, Figure 5-17 , provides the basic setup options to make a switch operational in your network. T o access the Switch Configuration screen from the Device Configuration Menu screen, use the arro w ke y[...]

  • Page 89

    Switch Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-37 Number of P or ts (Read-Only) Displays the total number of switched ports on the 2E4X-27. Depending on the number of optional interfaces installed, there can be up to 27 ports. T ype of ST A (T oggle) Allo ws the user to set the method that switches use to decide wh[...]

  • Page 90

    Chapter 5: Local Management 5-38 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide Status (T oggle) Allo ws the user to disable or enable a port by setting the status of the listed interface to either EN ABLED or DISABLED. T o set the port status, refer to Section 5.10.3 . 5.10.1 Setting the ST A The Spanning T ree Algorithm (ST A) setting allows t[...]

  • Page 91

    Ethernet Full Duplex Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-39 3. Use the arrow keys to highlight the SAVE command at the bottom of the screen. 4. Press ENTER. The message “SAVED OK” is displayed. 5.11 ETHERNET FULL DUPLEX CONFIGURATION SCREEN The Ethernet Full Duplex Configuration screen, Figure 5-18 , allo [...]

  • Page 92

    Chapter 5: Local Management 5-40 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide This section explains each field of the Full Duple x Configuration screen. PORT # (Read-only) Identifies the number of the port. OPERA TION MODE (T oggle) Allo ws the user to set the specified port to transmit and recei ve data separately (Standard) or simultaneo[...]

  • Page 93

    Ethernet Full Duplex Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-41 SET ALL PORTS (T oggle) All ports (1 through 24) can be set at once to either STANDARD or FULL from this field. T o set ports, refer to Section 5.11.1 . [1-12] or [13-24] (Navigation K ey) When the Full Duplex Configuration screen displays, the curre[...]

  • Page 94

    Chapter 5: Local Management 5-42 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide T o set the Operation Mode for all ports (1-24), proceed as follows: 1. Use the arrow keys to highlight the SET ALL PORTS field. 2. Press the SPACE bar until you see FULL or STANDARD . 3. Use the arrow keys to highlight the SAVE command on the bottom line of the scre[...]

  • Page 95

    Device Specific Configuration Men u Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-43 Figure 5-19 Device Specific Configuration Menu Screen The follo wing explains each selectable item in the De vice Specific Configuration Menu screen: SYSTEM RESOURCES The System Resources screen displays the amount of FLASH memory , DRAM and NVRA[...]

  • Page 96

    Chapter 5: Local Management 5-44 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide FLASH DO WNLO AD The FLASH Do wnload screen allo ws the user to do wnload information from FLASH memory and force the 2E4X-27 to do wnload a ne w image file from a TFTP serv er . For details, refer to Section 5.16 . PORT REDIRECT FUNCTION This menu item can only be [...]

  • Page 97

    System Resources Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-45 T o access the System Resources screen from the Device Specific Configuration Menu screen, use the arro w keys to highlight the SYSTEM RESOURCES menu item and press ENTER. The System Resources screen displays. Figure 5-20 System Resources Screen The follo wing briefly[...]

  • Page 98

    Chapter 5: Local Management 5-46 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide NVRAM Installed (Read-only) Indicates the amount of NVRAM installed in the 2E4X-27 and ho w much of it is currently av ailable. Current Switch Utilization (Read-only) Sho ws ho w much (percentage of processor capacity) of the 2E4X-27 is currently being used. P eak Sw[...]

  • Page 99

    High Speed Interface Configuration Menu Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-47 T o access the High Speed Interface Configuration Menu screen from the De vice Specific Configuration Menu screen, use the arro w ke ys to highlight the HIGH SPEED INTERFACE CONFIGURATION menu item and press ENTER. The High Speed Interf ace Con[...]

  • Page 100

    Chapter 5: Local Management 5-48 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5.15 HIGH SPEED INTERFACE CONFIGURATION SCREEN The High Speed Interface Configuration screen displays the types of interfaces installed in ports 25 and 26, their current operating mode, and indicates if the ports are linked. This screen also allo ws the user to enab[...]

  • Page 101

    High Speed Interface Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-49 The follo wing briefly explains each field of the High Speed Interf ace Configuration screen. P or t T ype (Read-only) Displays the type of interface (FE-100FX, FE-100TX, FE-100F3, or Unkno wn) installed in ports 25 and 26. Figure 5-22 sho ws that t[...]

  • Page 102

    Chapter 5: Local Management 5-50 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide Desired Oper . Mode (Selectable) This field allo ws the user to select the desired operational mode for an interface in port 25 or 26. The field toggles between 100B ASE-FX and 100B ASE-FXFD (full duplex) when an FE-100FX or FE-100F3 is installed. Section 5.15.1 de[...]

  • Page 103

    High Speed Interface Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-51 5.15.1 Configuring an FE-100FX or FE-100F3 in P or t 25 or 26 When an FE-100FX or FE-100F3 is installed in port 25 or 26, it must be manually set to operate in the same technology as the de vice at the other end of the connected segment. Section 5.15.[...]

  • Page 104

    Chapter 5: Local Management 5-52 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 2. Use the SPACE bar to select the desired mode. Press ENTER. If any mode other than Auto-Negotiation is selected, the port only operates in the chosen mode and Auto-Negotiation is disabled. 3. Use the arrow keys to highlight the SAVE command. Press ENTER. The messag[...]

  • Page 105

    Flash Download Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-53 5.16 FLASH DOWNLOAD SCREEN The Flash Do wnload screen, sho wn in Figure 5-23 , allo ws the user to upgrade the de vice with a dif ferent operating image. Before do wnloading an image to the de vice, copy the image to the network TFTP server . T o access the Flash Download [...]

  • Page 106

    Chapter 5: Local Management 5-54 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide The follo wing briefly explains each field of the Flash Do wnload screen: Download Method (Selectab le) This field steps to BOOTP , TFTP , and RUNTIME . If set for BootP , the de vice sends out a BootP request to determine the IP address of the TFTP server and the[...]

  • Page 107

    Flash Download Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-55 Download Server IP (Selectab le) The IP address of the TFTP serv er to be used for the firmware image do wnload is entered in this field. Download File Name (Selectab le) The complete TFTP Serv er path and file name of the new image is entered in this field. 5.16.1 Ima[...]

  • Page 108

    Chapter 5: Local Management 5-56 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 6. Enter the IP address of the TFTP server using the DDN format. For example: 134.141.79.121 7. Use the arrow keys to highlight the Download File Name field. 8. Enter the complete pathway and file name of the image stored on the download server. For example: /tftpboo[...]

  • Page 109

    Flash Download Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-57 10. Enter the complete pathway and file name of the image stored on the download server. For example: /tftpboot/2E42.fls 11. Use the arrow keys to highlight EXECUTE at the bottom of the screen and press ENTER. The message “TFTP DOWNLOAD. WILL COMMIT TO FLASH. REBOOT IN P[...]

  • Page 110

    Chapter 5: Local Management 5-58 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5.17 P OR T REDIRECT FUNCTION SCREEN The Port Redirect Function screen, Figure 5-24 , allo ws the user to set each one of the ports 1 through 26 as a source or destination port. A port can be set to hav e one or more destination ports. For example, port 1 can be set [...]

  • Page 111

    P or t Redirect Function Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-59 Figure 5-24 Port Redirect Function Screen The follo wing definitions briefly explain each field of the Port Redirect Function screen: Source P ort (Read-only) Sho ws which ports are currently set as source ports. Destination P or t (Read-only) Sho ws which por[...]

  • Page 112

    Chapter 5: Local Management 5-60 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide Destination P or t [ n ] (Selectable) Allo ws a selected port [ n ] to be changed to a destination port. Status (T oggle) Allo ws the addition or deletion of source and destination ports selected in the Source Port [ n ] and Destination Port [ n ] fields. 5.17.1 Dis[...]

  • Page 113

    Broadcast Suppression Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-61 6. Use the SPACE bar to select either the ADD or DEL (delete) and press ENTER. This adds or deletes the port selections made in steps 2 and 4 and also updates the screen Source Port and Destination Port list. 7. Use the arrow keys to highlight SAVE at the bottom of [...]

  • Page 114

    Chapter 5: Local Management 5-62 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide T o access the Broadcast Suppression screen from the Device Specific Configuration Menu screen, use the arro w ke ys to highlight the BROADCAST SUPPRESSION menu item and press ENTER. The Broadcast Suppression screen displays. Figure 5-25 Broadcast Suppression/Stati[...]

  • Page 115

    Broadcast Suppression Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-63 Threshold (Modifiable) Allo ws the user to set the desired limit of recei ve broadcast frames that will be forwarded per port per second. Reset P eak (T oggle) Allo ws the user to reset the Peak Rate. Resetting the Peak Rate also resets the T ime Since Peak field.[...]

  • Page 116

    Chapter 5: Local Management 5-64 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 3. Use the arrows keys to highlight the SAVE command at the bottom of the screen. 4. Press ENTER. The message “SAVED OK” displays and the Time Since Peak field is also reset. 5.19 DEVICE STATISTICS MEN U SCREEN The De vice Statistics Menu screen, Figure 5-26 , pr[...]

  • Page 117

    Device Statistics Men u Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-65 Figure 5-26 Device Statistics Menu Screen The De vice Statistics Menu screen displays the follo wing menu items: SWITCH ST A TISTICS The Switch Statistics screen lists the number of frames recei ved, transmitted, filtered, and forwarded by each interface. F or de[...]

  • Page 118

    Chapter 5: Local Management 5-66 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5.20 SWITCH STATISTICS SCREEN The Switch Statistics screen, Figure 5-27 , lists the number of frames recei ved, transmitted, filtered, and forw arded by each interface. T o access the Switch Statistics screen from the Device Statistics Menu screen, use the arro w ke[...]

  • Page 119

    Interface Statistics Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-67 Frames Rcvd (Read-Only) Displays the number of frames recei ved by the interf ace since last po wer-up or reset. Frames Txmtd (Read-Only) Displays the number of frames transmitted by the interface since last po wer-up or reset. Frames Fltrd (Read-Only) Displays the n[...]

  • Page 120

    Chapter 5: Local Management 5-68 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide T o access the Interface Statistics screen, use the arrow k eys to highlight the INTERF A CE ST A TISTICS menu item on the Device Statistics Menu screen and press ENTER. The Interf ace Statistics screen displays. Figure 5-28 Interface Statistics Screen The follo wing[...]

  • Page 121

    Interface Statistics Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-69 InOctets (Read-Only) This field displays the total number of octets (bytes) that hav e been recei ved on the interf ace. This includes all octets including bad frames, and framing characters. InUnicast (Read-Only) The InUnicast field displays the total number of fr[...]

  • Page 122

    Chapter 5: Local Management 5-70 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide OutNonUnicast (Read-Only) This field displays the total number of frames transmitted to a broadcast or multicast address. OutDiscards (Read-Only) The OutDiscards field displays the total number of outbound frames that were discarded, e ven though the frames contain[...]

  • Page 123

    Interface Statistics Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-71 Speed (Read-Only) The Speed field displays the theoretical maximum of the interface’ s bandwidth in bits per second. Link Status (Read-Only) This field displays the current link status of the interface. This field displays either “Link” or “No Link”. Dup[...]

  • Page 124

    Chapter 5: Local Management 5-72 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5.22 RMON STATISTICS SCREEN RMON statistics for each interface, on an interface-by-interf ace basis, are vie wed through the RMON Statistics screen sho wn in Figure 5-29 . Access the RMON Statistics screen by using the arro w ke ys to highlight the RMON ST A TISTICS [...]

  • Page 125

    RMON Statistics Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-73 Owner (Read-only) This field displays the name of the entity that configured this entry . Status (Read-only) The Status field displays the current operating status of the displayed interface. This field displays “v alid” or “in valid”. Drop Events (Read-only) [...]

  • Page 126

    Chapter 5: Local Management 5-74 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide Oversized Pkts (Read-only) The Oversized Pkts field displays the number of frames recei ved whose size exceeded 1518 data bytes, not including preamble, b ut have a v alid CRC. Fragments (Read-only) This field displays the number of recei ved frames that are not th[...]

  • Page 127

    RMON Statistics Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-75 128 – 255 Octets (Read-only) Displays the total number of frames, including bad frames, recei ved that were between 128 and 255 bytes in length (excluding framing bits, b ut including FCS bytes). 256 – 511 Octets (Read-only) Displays the total number of frames, includ[...]

  • Page 128

    Chapter 5: Local Management 5-76 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5.22.2 Using the Clear Counters Command T o reset all the statistics counters of the selected interface to zero, perform the follo wing steps: 1. Use the arrow keys to highlight the CLEAR COUNTERS field. 2. Press ENTER, the counters for the selected index are reset t[...]

  • Page 129

    Network T ools 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-77 Figure 5-30 Network T ools Screen The Network T ools functions are performed using a series of commands. Entering commands in Network T ools in volv es typing the command to be ex ecuted at the Network T ools prompt, adding any desired or required extensions, and pressing ENTER. [...]

  • Page 130

    Chapter 5: Local Management 5-78 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide The commands are presented in the follo wing format: command: Syntax: Sho ws the required command format. It indicates where arguments, if an y , must be specified. Description: Briefly describes the command and its uses. Options: Lists any additional fields in th[...]

  • Page 131

    Network T ools 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-79 5.23.1 Built-in Commands The built-in commands listed in this section acti vate functions on the LM managed de vice or de vices being accessed through Network T ools. arp: Syntax: arp <options> Description: The arp command provides access to the ARP (Address Resolution Prot[...]

  • Page 132

    Chapter 5: Local Management 5-80 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide Example: bridge: Syntax: bridge [EN ABLE/DISABLE] [IFNUM/ALL] Description: The bridge command allo ws the bridge interface to be enabled or disabled at the user’ s request, either one at a time or all at once. Specifying a single interface number will af fect the b[...]

  • Page 133

    Network T ools 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-81 defroute: Syntax: defroute defroute [interface number] [IP address] defroute delete [interface number] [IP address] Description: The defroute command allo ws the user , in the syntax order sho wn abov e, to vie w , set, or delete the default IP route to a managed de vice through [...]

  • Page 134

    Chapter 5: Local Management 5-82 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide netstat: Syntax: netstat [option] Description: The netstat command provides a display of general network statistics for the managed de vice. The netstat command must be used with one of the two display options. Options: -i Displays status and capability information f[...]

  • Page 135

    Network T ools 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-83 reset: Syntax: reset Description: This reset command initiates a soft reset of the de vice. The reset command initializes the CPU processor , runs the onboard diagnostics, and restarts the software image, which restores the user configuration settings from NVRAM. The user will b[...]

  • Page 136

    Chapter 5: Local Management 5-84 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide show: Syntax: sho w <PR O TOCOL> <T ABLE> Description: The sho w command displays information concerning v arious components of the de vice. Protocols currently supported are IP , IPX, DECnet, and AppleT alk. Components of those protocols that are current[...]

  • Page 137

    Network T ools 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-85 Example: soft_reset: Syntax: soft_reset Description: This command restarts the software image, which restores the user configuration settings from NVRAM. The user will be queried to confirm the reset command to ensure against unwanted resets. Options: Not Applicable Example: TI[...]

  • Page 138

    Chapter 5: Local Management 5-86 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide telnet: Syntax: telnet [IP address] [Port #] Description: The telnet command allo ws the user to communicate with another host (that supports T elnet connections) using the T elnet protocol. The user must specify the remote host using its IP address. The [IP address][...]

  • Page 139

    Network T ools 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5-87 Example: atm_stp_state: Syntax: atm_stp_state [ST A TE] Description: The atm_stp_state command allo ws the user to enable, disable, or check the status of the Spanning T ree Algorithm on all A TM interfaces. The user must specify the ST A TE option as enable, disable, or status. [...]

  • Page 140

    Chapter 5: Local Management 5-88 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 5.23.2 Special Commands done, quit, exit: Syntax: done, quit, or exit Description: The done, quit, or exit command enables the user to exit from Netw ork T ools and return to the Main Menu screen. Options: Not Applicable Example: -> done Connection closed 05141-72[...]

  • Page 141

    2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide A-1 APPENDIX A SPECIFICATIONS This appendix provides operating specifications for the Cabletron Systems 2E4X-27. Cabletron Systems reserves the right to change these specifications at any time without notice. A.1 DEVICE SPECIFICATIONS A.2 PHYSICAL PR OPER TIES A.3 ELECTRICAL SPECIFICATIONS Process[...]

  • Page 142

    Appendix A: Specifications A-2 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide A.4 EN VIRONMENTAL REQUIREMENTS A.5 INPUT/OUTPUT P OR TS Operating T emperature: 5°C to 40°C (41°F to 104°F) Storage T emperature: -30°C to 73°C (-22°F to 164°F) Operating Relati ve Humidity: 5% to 90% (non-condensing) 2E42-27 and 2E42-27R, Ports 1 through 24:[...]

  • Page 143

    COM P or t/Pin Assignments 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide A-3 A.6 COM P OR T/PIN ASSIGNMENTS The COM port is a serial communications port that supports Local Management or connection to a UPS. T able A-1 shows the COM port pin assignments. A.7 REGULATORY COMPLIANCE Table A-1 COM Port Pin Assignments Pin Signal Name Input/Output 1[...]

  • Page 144

    Appendix A: Specifications A-4 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide[...]

  • Page 145

    2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide B-1 APPENDIX B FE-100TX, FE-100FX, AND FE-100F3 SPECIFICATIONS The 2E4X-27 supports three Fast Ethernet Interf ace Modules: • FE-100TX ( Section B.1 ) • FE-100FX ( Section B.2 ) • FE-100F3 ( Section B.3 ) This appendix provides the specifications for these modules. B.1 FE-100TX The slide swit[...]

  • Page 146

    Appendix B: FE-100TX, FE-100FX, and FE-100F3 Specifications B-2 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide B.2 FE-100FX The FE-100FX sho wn in Figure B-2 uses an SC style connector that supports multimode fiber optic cabling. Specifications for the FE-100FX are listed in T able B-1 , below . Figure B-2 FE-100FX Table B-1 Transmitter Power[...]

  • Page 147

    FE-100F3 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide B-3 B.3 FE-100F3 The FE-100F3 sho wn in Figure B-3 uses an SC style connector that supports single mode fiber optic cabling. Specifications for the FE-100F3 are listed in T able B-2 , below . Figure B-3 FE-100F3 Table B-2 Transmitter Power Cable T ype W orst Case Budget T ypical Budget 8/[...]

  • Page 148

    Appendix B: FE-100TX, FE-100FX, and FE-100F3 Specifications B-4 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide[...]

  • Page 149

    2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide C-1 APPENDIX C OPTIONAL INSTALLATIONS AND MODE SWITCH BANK SETTINGS The top cov er must be remov ed to gain access to the mode bank switches and to install the Fast Ethernet Interf ace Modules and the High Speed Interface Module. This appendix cov ers the follo wing items: • Required tools ( Secti[...]

  • Page 150

    Appendix C: Optional Installations and Mode Switch Bank Settings C-2 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide C.1 REQUIRED T OOLS Y ou need the following tools to perform the procedures pro vided in this appendix: • Antistatic wrist strap • Phillips scre wdri ver C.2 REMOVING THE CHASSIS CO VER This section describes ho w to remov e th[...]

  • Page 151

    Removing the Chassis Co ver 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide C-3 T o remove the chassis co ver , proceed as follo ws: 1. Disconnect the 2E4X-27 from the network as follows: a. For the 2E42-27/2E43-27, unplug the po wer cord from the rear of the chassis. For the 2E42-27R/2E43-27R, unplug both po wer cords from the rear of the chassi[...]

  • Page 152

    Appendix C: Optional Installations and Mode Switch Bank Settings C-4 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 3. Use a Phillips screwdriver to remove the screws attaching the cover to the chassis. (See Figure C-1 .) 4. Remove the cover by sliding it back until it clears the front of the chassis and then lifting it straight up and off of th[...]

  • Page 153

    Removing the Chassis Co ver 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide C-5 Figure C-2 2E4X-27 Mode Switch Location/Component Lay out Switch definitions and positions are as follo ws: • Switches 1 through 4 – For Cabletron Systems use only . • Switch 5 – COM Port Autobaud. The def ault (OFF) position enables Autobaud sensing on the C[...]

  • Page 154

    Appendix C: Optional Installations and Mode Switch Bank Settings C-6 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide • Switch 7 – Clear NVRAM. Changing the position of this switch resets NVRAM on either the next po wer-up or the ne xt operation of the front panel RESET button. All user -entered parameters, such as the IP address, de vice name[...]

  • Page 155

    Installing Optional Fast Ethernet Interface Modules 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide C-7 C.3 INSTALLING OPTIONAL FAST ETHERNET INTERFACE MODULES Figure C-3 sho ws the locations of the Fast Ethernet Interf ace Module connectors on for ports 25 and 26 and the High Speed Interface Module for port 27. Figure C-3 Fast Ethernet Interface[...]

  • Page 156

    Appendix C: Optional Installations and Mode Switch Bank Settings C-8 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide T o install a Fast Ethernet Interface Module in port slot 25 or 26, proceed as follo ws: 1. Remove the coverplate from the port slot where the Fast Ethernet Interface Module will be installed. Refer to Figure C-4 and proceed as fol[...]

  • Page 157

    Installing Optional Fast Ethernet Interface Modules 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide C-9 Figure C-4 Coverplate Remov al 2. Remove the screw from the rear standoff. Save the screw. 3. See Figure C-5 . Gently pull the faceplate of the 2E4X-27 forward to allow room for the Fast Ethernet Interface Modules to be aligned over the connect[...]

  • Page 158

    Appendix C: Optional Installations and Mode Switch Bank Settings C-10 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide 4. Carefully lower the Fast Ethernet Interface Module onto the standoffs while inserting the module connector into the associated motherboard connector. Figure C-5 Installing the Fast Ethernet Interface Module 5. Press down firmly[...]

  • Page 159

    2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide Index-1 INDEX Numerics 100BASE-TX cable length 2-2 10BASE-T connection 3-9 requirements 2-1 2E4X-27 front panel 1-2 overview of 1-4 802.1D switching setting operational mode for 5-25 802.1D switching mode hierarchy of 5-9 802.1Q switching setting operational mode for 5-25 802.1Q switching mode hiera[...]

  • Page 160

    Index Index-2 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide TFTP gateway IP addr 5-54 Full Duplex Configuration screen full duplex 5-40 link status 5-40 operation mode 5-40, 5-41 port status 5-40 standard enet 5-40 G General Configuration screen 5-16 application 5-18 COM port 5-26 default gateway 5-17, 5-21 device date 5-17 device time 5-17, 5-[...]

  • Page 161

    Index 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide Index-3 use of 1-6 Management Terminal COM port connection of 5-3, 5-4 setup of 5-3, 5-5 Mode Switch setting C-4 N Network connection FE-100FX/FE-100F3 3-15 FX-100TX 3-13 installation of 3-9 Network Tools built-in commands 5-77 arp 5-79 atm_stp_state 5-87 bridge 5-80 defroute 5-81 netstat 5-82[...]

  • Page 162

    Index Index-4 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide laser iv Screen lock-out time 5-17, 5-24 Screen refresh time 5-24 Screens Broadcast Suppression screen 5-61 Device Configuration screen 5-14 Device Menu screen 5-12 Device Specific Configuration Menu screen 5-42 Device Statistics Menu screen 5-64 Ethernet Full Duplex Configuration scre[...]

  • Page 163

    Index 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide Index-5 Troubleshooting 4-1 checklist 4-6 U Uninterruptible Power Supply connection of 5-6 Unpacking 3-2 V VLAN configuration of 5-44[...]

  • Page 164

    Index Index-6 2E42-27/2E42-27R/2E43-27/2E43-27R User’ s Guide[...]