Enterasys 2H252-25R manuale d’uso

2H252-25R Smar tSwitc h 2200 Installation User’ s Guide 2H252-25R COM PWR CPU RESET 2X 4X 6X 8X 10X 12X 14X 16X 18X 20X 22X 24X 1 2 3 4 5 6 7 8 9 10 15 16 21 22 23 24 11 12 19 20 17 18 13 14 13 LED MODE RX-TX DPX-SPD F AST ETHERNET WORKGROUP SWITCH 9034005-0 3[...]

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NOTICE Enterasys Networks reserv es the right to mak e changes in spec ificat ions and other informati on contained in this document and its web site withou t prior not ice. The reader should in all cases c onsult Enterasys Networks to determine whether any such changes ha ve been mad e. The hardware, f irmware, or softw are described in th is docu[...]

FCC NOTICE This de vice complies with Part 15 of th e FCC rules. Operation is subject to th e following tw o conditions: (1) this de vice may not cause harm ful interferen ce, and (2) this de vice must acce pt any inte rference recei v ed, including interference that may cause undesired operation. NOTE: This equipment has been tested and found to c[...]

ENTERASYS NETWORKS, INC. PROGRAM LICEN SE AGREEMENT BEFORE OPENING OR UTILIZING THE ENCLOSED PRODUCT , CAREFULL Y READ THIS LICENSE A GREEMENT . This document is an agree ment (“ Agreement”) between Y ou, the end user , and Enterasys Networks, Inc. (“Enterasys”) that sets forth your rights and obligations with respect to the Enterasys softw[...]

5. UNITED STATES GOVERNMENT RESTRICTED R IGHTS . The enclosed Product (i) was developed solely at private expense; (ii) contains “restric ted computer software” submitted with restricted ri ghts in accordanc e with section 52.227-19 (a) through (d) of the Commercial Computer Sof tware -Restricted Rights Clause and its successors, and (iii) in a[...]

DECLARATION OF CONFORMITY Application of Counc il Directi v e(s): 89/336/EEC 73/23/EEC Manufacturer’s Name: Enterasys Netw orks, Inc. Manufacturer’ s Address: 35 Industrial Way PO Box 5005 Rochester, NH 03866-5005 European Representative Address: Enterasys Netw orks Ltd. Nexus House, Newbury Bu siness Park London Road, Newbury Berkshire RG14 2P[...]

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Contents vii Contents Figures ...... ............. ............. .......... ............. ............. ......... ............. ............. .......... ......... ............. ..... ix Tables..... .......... ............. ............ .......... ............. ............. .......... ............. ............. ......... .......... ........... x A[...]

viii Contents 3 INSTALLATION 3.1 Unpacking the De vice ............ .......... ............ ............. ............. .......... ............. .. 3-1 3.2 Installing Options .................... .......... ............ ............. ............. ............. ............ 3-2 3.3 Installing the Device ............... ............. ......... .....[...]

Figures ix Figure Pa g e Figures 1-1 The 2H252-25R SmartSwitch 2200 ........ ............. .......... ............. ............. ............. ......... .. 1-1 3-1 Tabletop or She lf Insta llation ..... ............. .......... ............. ............. .......... ............ ............. .. 3-4 3-2 Attaching the St rain-Relief Bracket .......[...]

x Ta b l e s Ta b l e Pa g e Ta b l e s 3-1 Contents of 2H252 -25R Cart on ................. ............. .......... ............. ............. ......... .........3-2 4-1 LANVIEW LE Ds ......... ............. ............. .......... ............ ............. ............. .......... ............. ..4-3 4-2 Troubles hooting C hecklist ..........[...]

About This Guide xi About This Guide W elcome to the 2H252-25R SmartSwi tch 2200 Installation User’s Guide . This guide descr ibes the 2H252-25R SmartSwitch 2 200 de vice and pro vides in formation concerning netwo rk requirements, installation, troubl eshoo ting, and specifications. USING THIS GUIDE Read through this guide to completely understa[...]

Related Documents xii About This Guide Appendix A , Specif ications , contains information on functiona lity and operatin g specif ications, connector pinouts , en vironmental requirements, and physica l properties. Appendix B , Optional Installations and Mode Switch Bank Settings , describes how to remo ve the cov er from the de vice, set the Mode[...]

Document Con v entions About This Guide xiii DOCUMENT CON VENTIONS The guide uses the follo wing con ventions: NOTE: Calls the reade r’ s attention to an y item of inf ormation that ma y be of special impor t ance. TIP: Con v e ys helpful hints concerning procedures or actions . CAUTION: Contains inf ormation essential to a v oid da mage to the e[...]

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Introductio n 1-1 1 Intr oduction This chapter introduces the 2H252-25R SmartSw itch 2200 de vice and pro vides informatio n about ho w to obtain additional supp ort from Enterasys Networks. 1.1 OVERVIEW The 2H252-25R (Figure 1-1) is a high-performance F ast Ethernet switch that pro vides 24 auto-negotiating 10/100 B ASE-TX ports via RJ 45 Interfac[...]

Ov er view 1-2 Introduc tion The 2H252-25R is used to connect individual high-bandwidth user devices, such as workstations, or to pro vide a central switching point for mu ltiple 100-Mbps Fast Et hernet se gments. The optional HSIMs pro vide high speed uplinks to netw orking technolog ies such as F ast Ethernet, Gigabit Ethernet, Fiber Distrib uted[...]

Ov erview Introduc tion 1-3 The RAD requests start at an interval of 1 pe r second. The interv al then doubles after e very transmission until an interv al of 300 seconds is reach ed. At this point, the interv al remains at 300 seconds. The RAD requests continue until an IP address is receiv ed from a RARP or BootP server , or an IP address is ente[...]

Ov er view 1-4 Introduc tion 1.1.5 Remote M onitoring (RMON) The 2H252-25R supports all nine Ethernet RMON grou ps. The Statis tics, Alarms, Events and History groups are enabled on all ports b y def ault. Enterasys Networks RMON Actions is a v endor -s pecific e xtension of RMON and provides the ability to set an “ Action” on any SNMP MIB v a [...]

Ov erview Introduc tion 1-5 Administrators can conf igure up to four rate lim it rules per port; ho wev er , each rule must not include conflicting 802.1p priority v alues. In order to control traf fic inbound an d outbound on the same port, two rate limi t rules must be conf igured (one inboun d and one outbound). Since the rate limiting operation[...]

Ov er view 1-6 Introduc tion 1.1.11 802.1 P or t Priority The 802.1 port priority is use d to assign a defa ult priority to the frames receiv ed without priority information in their tag header , map prioritized frames to the appropriate transmit queues, and prioritize frames according to protocol type. The 80 2.1 port priority is part of the IEEE [...]

Ov erview Introduc tion 1-7 1.1.15 Standar ds Compatibility The 2H252-25R is fully compliant with the IEEE 802.3, 802.3u, 802.3x, 802.1D, and 802.1Q standards. The 2H25 2-25R pro vides IEEE 802.1D Sp anning T ree Algorithm (ST A) support to enhance the o verall reliability of the netw or k and protect against “loop” conditions. The 2H252-25R su[...]

Getting Help 1-8 Introduc tion 1.2 GETTING HELP For additional support rel ated to the 2H252-25R or this document, cont act Enterasys Networks using one of the follo wing methods: Before contacting Ente rasys Networks for tec hni cal support, have the following information ready: • Y our Enterasys Netw orks service contract number • A descripti[...]

Netw ork Requirements 2-1 2 Netw ork Requirements Before installing the 2H252-25R, re vie w the requirements and spec if ications referred to in this chapter concerning the following: • SmartT runk ( Section 2.1 ) • 10B ASE-T T w isted Pair Netw ork ( Section 2.2 ) • 100B ASE-TX T wisted Pair Network ( Section 2.3 ) The network installation m[...]

100BASE-TX Network 2-2 Network Requirements 2.3 100B ASE-TX NETW ORK The f ixed p orts (ports 1 through 24) of the 2H252-25R pro vide an RJ45 connection that supports Categor y 5 UTP cabling. The de vice at the other en d of the twisted pair se gment must meet IEEE 802.3u 100B ASE-TX Fast Ethernet networ k requirements for the de vices to operate a[...]

Installation 3-1 3 Installation This chapter pro vides the instru ctions required to install the 2H252-25R. A Phillips screwdri v er is required to install options into the de vice or inst all the device into a rack. F ollo w the order of the sections listed belo w to co rrectly instal l the de vice. • Unpacking the Device ( Section 3.1 ) • Ins[...]

Installing Options 3-2 Installation 3. Remove the tape seal on the non-conductive ba g to remove the 2H 252-25R. 4. Perform a visual inspec tion of the devic e for any signs of phys ical damage, and co ntact Enterasys Networks if there are any signs of d amage. Refer to Section 1.2 for details. 3.2 INSTALLING OPTIONS If the 2H252-25R is to be insta[...]

Installing the De vice Installation 3-3 3.3 INSTALLING THE DEVICE The 2H252-25R ma y be installed o n a tabletop, shelf, o r 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 ab letop or Shelf Installatio n The follo wing tw o subsections prov ide guidelin es [...]

Installing the De vice 3-4 Installation Figure 3-1 T abletop or Sh elf Inst allation 3.3.2 Rac kmount Installation T o install the 2H252-25R in a 19-inch rack, Enterasys Netw orks includes a strain-relief brack et for cable management and an accessory kit containi ng the rackmount brackets, and mounting scre ws to attach the rackmount brackets and [...]

Installing the De vice Installation 3-5 Installation Rack mounting the 2H252-25R in volv es the follo wing: • Attaching the strain-relief bracket • Rack mounting the 2H252-25R (attaching the moun ting brackets and fastening the de vice to the rack) Attaching the Strain-Relief Brac ket Attach the strain-relief bracket to the 2H252-25R as follo w[...]

Installing the De vice 3-6 Installation Figure 3-2 Attac hing the Strain-Relief Brac ket Rac k Mounting the 2H252-25R Proceed as follo ws to install th e 2H252-25R into a 19-inch rack: 1. There are several mounting holes in the rackmount brackets and the bottom of the chassis so that each mounting bracket may be adjusted forward or backward to moun[...]

Installing the De vice Installation 3-7 Figure 3-3 A ttaching th e Rac kmount Brac ket s 3. With the mounting brackets attached, position the 2H252-25R between the vertical frame members of the 19-inc h rack and fasten it securely with mounting screws as sh own in Figure 3-4 . Figure 3-4 Installing the De vic e in a Rack TELCO CONSOLE FAST ETHERNET[...]

Installing the De vice 3-8 Installation 3.3.3 Connecting P o wer T o connect the 2H25 2-25R to the power sources, proceed as follows: 1. Plug each power cord into a grounded wall outlet, see Figure 3-5 . To take advantage of the load sharing and redundan cy capabilities, each power cord must be plugged into a separate dedicated ac outlet. The Powe [...]

Connecting to the Netw ork Installation 3-9 3.4 CONNECTING TO THE NETWORK This section pro vides the procedures for connectin g unshielded twisted pair (UTP) and f iber optic segments from the network o r other de vices to th e 2H252-25R. 3.4.1 Connecting T wisted Pa ir Cables to Fix ed P or ts Ports 1 through 2 4 on the 2H252 -25R are 10/100 p o r[...]

Connectin g to the Networ k 3-10 Installation Figure 3-6 Connecting the T wisted P air Segment 3. Verify that a link exists by checking that the port RX LED is on (flashing amber, blinking green, or solid green). If the RX LED is off and the TX LED is not blinking amber, perform the following steps unt il it is on: a. V e rify that the LED switch l[...]

Connecting to the Netw ork Installation 3-11 Figure 3-7 Schemat ic of Straight-Thr ough and Cr osso ver Cab les 4. Verify that a link exists by checking that the port RX LED is on (flashing amber, blinking green, or solid green). If the RX LED is off and the TX LED is not blinking ambe r, perform the following steps until it is on: a. V erify that [...]

Completing the Installation 3-12 Installation 3.5 COMPLETING THE INSTALLATION After installing the 2H252 -25R and an y optional HSIM or VHSIM , and making the connections to the network, proceed as follo ws: 1. Secure the cables by running the cables along the strain-relief bracket and tying them to the strain-relief bracket using cable ties. 2. Th[...]

T roub leshooting 4- 1 4 T r oubleshooting This chapter provides information concerning the follo wing: • Using LANVIEW ( Section 4.1 ) • T roubleshooting Checklist ( Section 4.2 ) • Using the RESET Button ( Section 4.3 ) 4.1 USING LANVIEW The 2H252-25R uses Enterasys Netw orks’ built -in visual diagnostic and status monitoring system calle[...]

Using LANVIEW 4-2 T roub leshootin g Figure 4-1 LANVIEW LED s The LED MODE switch is located on th e front panel of the 2H252-25R as sho wn in Fi gure 4-1 . This switch enables the user to change the fu nction of the port LEDs. Wh en the LED MODE switch is mo v ed to the left, the LEDs indicate the recei ve (RX) and transmit (TX) status of the resp[...]

Using LANVIEW T roub leshoo ting 4-3 Ta b l e 4 - 1 describes the LED indications and pro vid es recommended actions as appropriate. Refer to the HSIM or VHSIM user’ s guide for a description of the HSIM or VHSIM LED indications. NOTE: The terms flashing , blinking , and solid used in Ta b l e 4 - 1 indicate t he f ollowing: Flashing indicates an[...]

Using LANVIEW 4-4 T roub leshootin g CPU Of f Po wer of f. Po wer up de vice. Red Blinking . Hardwa re failure has occurred. Contact Enterasys Networks for assistance. Solid . Resetting, normal po wer up reset. If the LED remains Red for se veral minutes, contact Enterasys Networks for assistance. Amber Blinking . Crippled. Contact Enterasys Networ[...]

Using LANVIEW T roub leshoo ting 4-5 TX (T ransmit) Of f Port enabled, and no acti vity . Should flash green e v ery two seconds indicating BPDUs being sent if ST A is enabled and there is a valid link. 1. Ensure that the STA is enabled and that there is a valid link. 2. Contact Enterasys Networks for assi stance. Green Flashing . Indicates acti vi[...]

T roub leshooting Chec klist 4-6 T roub leshootin g 4.2 T ROUB LESHOOTING CHEC KLIST If the 2H252-25R is n ot working properly , refer to Ta b l e 4 - 2 for a checklist of possible problems, causes, a nd recommen ded actio ns to resolve the problem. T able 4-2 T roublesh ooting Chec klist Pr oblem P ossi ble Cause Recommended Action All LEDs are OF[...]

T roub leshooting Chec klist T roub leshoo ting 4-7 Cannot na vigate be yond Passw ord screen. Improper Comm unity Names Ta b l e . 1. Refer to the SmartSwitch Series 2E253, 2H25 2, 2H253 and 2H258 Local Manag ement User’ s Guide for Community Names Table setup. 2. If you have forgotten the Community Names, refer to Appendix B for instructions on[...]

T roub leshooting Chec klist 4-8 T roub leshootin g Port(s) goes into standby for no apparent reason. Loop condition detected. 1. Verify that Spanning Tree is enabled. Refer to the SmartSwitch Series 2E25 3, 2H252, 2H25 3 and 2H258 Loc al Manag ement User’ s Guide for the instructions to set the type of STA. 2. Review network design and delete un[...]

Using the RESET Button T roub leshoo ting 4-9 4.3 USING THE RESET BUTTON The RESET b utton sho wn in Figu re 4-2 resets and re-initializes the 2H252-25R. Figure 4-2 RESET Button T o reset the 2H25 2-25R processor , press and release the RESET b utton. The 2H25 2-25R goes through a reset process for approximately 60 seconds. Additional do wntime may[...]

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Specifications A-1 A Specifications This appendix provides operat ing specif ica tions for the Enterasys Network s 2H252-25R . Enterasys Networks reserv es the right to change these specifications at an y time without notice. A.1 DE VICE SPECIFICATIONS A.2 PH YSICAL PR OPER TIES Processors: Intel i960 RISC processor Po wer PC Dynamic Random Access [...]

Electrical Specifications A-2 Specifications A.3 ELECTRICAL SPECIFICATIONS A.4 EN VIRONMENTAL REQUIREMENTS A.5 INPUT/OUTPUT P OR TS Line Input Ran ge, V olts (V) 100–125 V ac 200–240 V ac Input Current, Amperes (A) 2.3 A 1.2 A Frequenc y , Hertz (Hz) 50/60 Hz 50/60 Hz Input Power , V olt Amperes (V A) 250 V A 250 V A Operating T emperature: 5°[...]

COM P or t Pinout Assignments Specifications A-3 A.6 COM P OR T PINOUT ASSIGNMENTS The COM port is a serial commun ic ations port that supports Local Management or connection to a UPS. Ta b l e A - 1 sho ws the COM port pin assignments. Table A-1 COM Port Pin Assignments A.7 REGULATORY COMPLIANCE This equipment meets the fo llo wing safety and elec[...]

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Optional Inst allations and Mo de Switch Bank Se ttings B-1 B Optional Installations and Mode Switch Bank Settings Th e to p cove r m u st b e re m oved t o g ai n ac c es s to the mode bank switche s, to install optional FLASH or DRAM Single In-line Me mory Modules (SIMMs), or to install an optional High Speed Interface Module (HSIM) or V e ry Hi [...]

Removing the Chassis Cov e r B-2 Option al Installati ons and Mode Switch Bank Setti ngs B.2 REMO VING THE CHASSIS CO VER This section describes ho w to remove the 2H252-25R chassis co ve r . DO NO T REMO VE THE CO VER FROM THE 2H252-25R WHILE POWER IS APPLIED T O THE UNIT . HAZA RDOUS V OL T A GES ARE PRESENT AND COULD CA USE PERSONAL INJUR Y AND/[...]

Removing the Chassis Cov er Optional Installa tions and Mode Switch Bank Settings B-3 T o remov e the chassis cov er , proceed as follows: 1. Disconnect the 2H252-2 5R from the netw ork as follows: a. Unplug both power cords from the rear of the chassis. b. Disconnect all network cables attached to the 2H252-25R. 2. If the 2H252-25R is rack mounted[...]

Removing the Chassis Cov e r B-4 Option al Installati ons and Mode Switch Bank Setti ngs 3. Use a Phillips screwdriver to remove the four screws attaching th e cover to the chassis. (See Figure B-1 .) Figure B-1 Remo ving the Ch assis Co ver 4. Remove the cover by sliding it ba ck until it clears the fr ont of the chassis and then lifting it straig[...]

Setting t he Mode Switch es Optional Installa tions and Mode Switch Bank Settings B-5 B.3 SETTING THE MODE SWITCHES Figure B-2 sho ws the location of the mo de switches and the switch se ttings for normal operation. These switches are set at the factory and rarely need to be changed. Switch def initions and positions are as follo ws: • Switches 1[...]

Setting the Mode Switches B-6 Option al Installati ons and Mode Switch Bank Setti ngs • Switch 6 – Fo rced BootP . DO NOT attempt a Forced BootP unless a BootP se rver has been configured for th e 2H252-25R. The BootP server references the location of a st ation acting as a Trivial File Transfer Protocol (TFTP) server containing the 2H252-25R i[...]

SIMM Upgrade Optional Installa tions and Mode Switch Bank Settings B-7 B.4 SIMM UPGRADE Memory upgrade is av ailable for the 2 H252-25R to expand its DRAM to 32 MB. Th is section explains ho w to locate and add/replace a Single In-line Memory Module (SIMM). F or information on the av ailable SIMM upgrade s, call Enterasys Networks for technical sup[...]

SIMM Upgr ade B-8 Option al Installati ons and Mode Switch Bank Setti ngs B.4.2 Installing the DRAM SIMM T o install a DRAM SIMM, refer to Figure B-4 and proceed as follo ws: 1. With the SIMM alignment not ch oriented as shown in Figure B-4 , insert the SIMM down between the connector teeth. 2. Pivot the SIMM downward so the connector clips align w[...]

Installing Optional HSIM or VHSIM Interface Modules Optional Installa tions and Mode Switch Bank Settings B-9 B.5 INSTALLING OPTIONA L HSIM OR VHSIM INTERFA CE MODULES Figure B-5 sho ws the location of the tw o conn ectors for an optional High HSIM or VHSIM. Depending on the HSIM or VHSIM installe d, on e or both connecto rs are used. Figure B-5 HS[...]

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Index- 1 Inde x Numerics 100BASE-T requirements 2-2 10BASE-T requirements 2-1 2H252-25R description of 1-1 front panel 1-1 802.1p Port Priorit y introduction to 1-6 B Broadcast Supp ression introduction to 1-4 C Cable specifications 100BASE-TX network 2-2 10BASE-T network 2-1 Chassis cover, removal of B-2 COM port pin assignments A-3 Connecting to [...]

Inde x-2 M Management use of 1-6 Memory upgrading B-7 Mode Switch setting B-5 N Network connecti on of twisted pair cables 3-9 Network connecti ons 3- 9 P Physical properties A-1 Port redirect funct ion introduction to 1-4 Power connection 3- 8 R Redirect functions port and VLAN introduction to 1-4 Regulatory Compliance A-3 Related manuals xii Remo[...]