Benutzeranleitung / Produktwartung 2H252-25R des Produzenten Enterasys Networks
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2H252-25R Smar tSwitch 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 M.
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NOTICE Enterasys Networks reserv es the right to mak e changes in specif ications and other informati on contained in this document and its web site without p rior not ice. The reader should in all cases c onsult Enterasys Networks to determine whether any such changes ha ve been made.
FCC NOTICE This device complies with P art 15 of th e FCC rules. Operation is subject to th e follo wing two conditions: (1) this device may not cause harmful in terferen ce, and (2) this device must accept an y interference recei v ed, including interference that may cause undesired operation.
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 agreeme nt (“ Agreement”) between Y ou, the end user , and Enterasys Networks, Inc.
5. UNITED STATES GOVERNMENT RESTRICTED RIGHTS . The enclosed Product (i) was developed solely at private expense; (ii) contains “restric ted computer sof tware” submitted with restricted rights i n accordance with se ction 52.
DECLARATION OF CONFORMITY Application of Counc il Directi ve(s): 89/336/EEC 73/23/EEC Manufacturer’s Name: Enterasys Netw orks, Inc. Manufacturer’ s A ddress: 35 Industrial Way PO Box 5005 Rochester, NH 03866-5005 European Representative Address: Enterasys Networks Ltd.
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Contents vii Contents Figures ......... ............. ............. ................ ............. ............. ............. ................ ............. .......... ........... ix Tables..... ................ ............. ............. ..........
viii Contents 3 INSTALLATION 3.1 Unpacking the De vice ............ ................ ............. ............. ................ ............. .. 3-1 3.2 Installing Options ....... ............. ............. ................ ............. ..........
Figures ix Figure Pa g e Figures 1-1 The 2H252-25R Sm artSwitch 2 200 ............... ............. ............. ................ ............. ........... 1-1 3-1 Tabletop or She lf Installatio n ......... ............. ............ ............. ..
x Ta b l e s Ta b l e Pag e Ta b l e s 3-1 Contents of 2H252-25R Carton ........... ............. ............. ................ ............. ............. .....3-2 4-1 LANVIEW LE Ds ... ............ ................. ............. ............ .....
About This Guide xi About This Guide W elcome to the 2H252-25R SmartSwi tch 2200 Installation User’s Guide . This guide describes the 2H252-25R SmartSwitch 2200 d evi ce and provides information concerning network requirements, installation, troubl eshooting, an d specifications.
Related Documents xii About This Guide Appendix A , Specif ications , contains information on functiona lity and operatin g specif ications, connector pinouts , en vironmenta l requirements, and physical prop erties.
Document Con ventio ns About This Guide xiii DOCUMENT CON VENTIONS The guide uses the follo wing conv entions: NOTE: Calls the reader’ s attention to an y item of inf or mation that ma y be of special impor tance. TIP: Conv eys helpf ul hints concerning procedures or actions .
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Introduction 1-1 1 Intr oduction This chapter introduces the 2H252-25R SmartSw itch 2200 de vice and provides information ab out ho w to obtain additional supp ort from Enterasys Networks.
Overview 1-2 Introductio n The 2H252-25R is used to co nnect individual high-bandwidth user devices, such as workstations, or to provide a central switching point for mu ltiple 100-Mbps F ast Et hernet segments.
Ov erview Introductio n 1- 3 The RAD requests start at an interval of 1 per second. The interv al then doubles after ev ery transmission until an interv al of 300 seconds is reach ed.
Overview 1-4 Introductio n 1.1.5 Remote M onitoring (RMON) The 2H252-25R suppo rts all nine Ethernet RMON groups . The Statistics, Alarms , Events and History groups are enabled on all ports b y default.
Ov erview Introductio n 1- 5 Administrators can conf igure up to four rate lim it rules per port; ho wev er , each rule must not include conflicting 8 02.1p priority v alues. In order to control traf fic inbound and outbound on the same port, two rate limit rules mu st be configu red (one inbound and on e outbound).
Overview 1-6 Introductio n 1.1.11 802.1 P or t Priority The 802.1 port priority is used to a ssign 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.
Ov erview Introductio n 1- 7 1.1.15 Standar ds Compatibilit y The 2H252-25R is fully compliant with the IEEE 802. 3, 802.3u, 802.3x, 802.1D, and 802.1Q standards. The 2H252-2 5R provides IE EE 802.1D Spanning T ree Algorithm (ST A) support to enhance the ov erall reliability of the networ k and protect against “loop” conditions.
Getting Help 1-8 Introductio n 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 En.
Network Requirem ents 2-1 2 Netw ork Requirements Before installing the 2H252-25R, re view the requirements and spec ificati ons referred to in this chapter concerning the following: • SmartT runk ( Section 2.1 ) • 10B ASE-T T wisted Pair Network ( Section 2.
100BASE-TX Network 2-2 Network Requirements 2.3 100B ASE-TX NETWORK The fix ed ports (ports 1 through 24) of the 2H2 52-25R provi de an RJ45 connection that supports Categor y 5 UTP cabling. The de vice at the other en d of the twisted pair segment must meet IEEE 802.
Installation 3-1 3 Installation This chapter provides the instru ctions required to install the 2H252-25R. A Phillips scre wdriv er is required to install options into the de vice or inst all the device into a rack. Follow the order of the sections listed belo w to co rrectly install the de vice.
Installing Options 3-2 Installation 3. Remove the tape seal on the non -conductive bag to remove the 2H252-25R . 4. Perform a visual inspectio n of the device for any sig ns of physical dama ge, and contact Enterasys Networks if there are any signs of da mage.
Installing the De vice Installation 3-3 3.3 INSTALLING THE DEVICE The 2H252-25R may be installed on a tabletop , shelf, or in a 19-inc h rack. Section 3.3.1 describes a tabletop or shelf installation and Section 3.3.2 describes the rackmount installation.
Installing the De vice 3-4 Installation Figure 3-1 T able top or Shelf Instal lation 3.3.2 Rac kmount Installation T o install the 2H252-25R in a 19-inch rack, Enterasys Networks includes a strain-rel.
Installing the De vice Installation 3-5 Installation Rack mounting the 2H252-25R in volv es the following: • Attaching the strain-relief bracket • Rack mounting the 2H252-25R (attaching the moun t.
Installing the De vice 3-6 Installation Figure 3-2 Attaching the Str ain-Relief Bracket Rack Mounting the 2H252-25R Proceed as follo ws to install th e 2H252-25R into a 19-inch rack: 1.
Installing the De vice Installation 3-7 Figure 3-3 Attaching the Ra ckmount Brac kets 3. With the mounting brackets attached, position the 2H252-25R between the vertical frame members of the 19-inch rack and fasten it securely with moun ting screws as shown in Figure 3-4 .
Installing the De vice 3-8 Installation 3.3.3 Connecting P ower T o connect the 2H252-25R 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 dedi cated ac outlet.
Connecting to th e Network Installation 3-9 3.4 CONNECTING TO THE NETWORK This section pro vides the procedures for conn ectin g unshielded twisted pair (UTP) and fiber optic segments from the network or ot her de vices to the 2H252-25R.
Connecting to the Network 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 until it is on: a.
Connecting to th e Network Installation 3-11 Figure 3-7 Schematic of Straight-Th rough and Cross over Cables 4. Verify that a link exists by checking that the port RX LED is on (flashing amber, b linking 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.
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.
T roubleshooting 4- 1 4 T r oubleshooting This chapter provides information concerning the follo wing: • Using LANVIEW ( Section 4.1 ) • T roubleshooting Checklist ( Section 4.
Using LANVIEW 4-2 T roubleshooting Figure 4-1 LANVIEW LEDs The LED MODE switch is located on the front panel of the 2H25 2-25R as sho wn in Figure 4-1 .
Using LANVIEW T roubleshootin g 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.
Using LANVIEW 4-4 T roubleshooting CPU Of f Power of f. Po wer up device. Red Blinking . Hardware f ailure 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.
Using LANVIEW T roubleshootin g 4- 5 TX (T ransmit) Off Port enabled, and no acti v ity . Should flash green e very 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.
T roub leshooting Chec klist 4-6 T roubleshooting 4.2 T ROUBLESHOOTING CHEC KLIST If the 2H252-25R is not working prop erly , refe r to Ta b l e 4 - 2 for a checklist of possible problems, causes, and recommende d actio ns to resolv e the problem. T able 4-2 T r oubleshooting Chec klist Prob lem Possible Cause Recommended Action All LEDs are OFF .
T r oub leshooting Chec klist T roubleshootin g 4- 7 Cannot na vigate beyond Passw ord screen. Improper Commun ity 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.
T roub leshooting Chec klist 4-8 T roubleshooting Port(s) goes into standby for no apparent reason. Loop condition detected. 1. Verify that Spanning Tree is enabled. Refer to the SmartSwitch Series 2E253, 2H252, 2H253 an d 2H258 Local Manage ment User’ s Guide for the instructions to set the type of STA.
Using the RESET Button T roubleshootin g 4- 9 4.3 USING THE RESET BUTTON The RESET b utton sho wn in Figure 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 2H252-25R goes through a reset process for approximately 60 seconds.
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Specifications A-1 A Specifications This appendix provides operating specif ica tions for the Enterasys Network s 2H252-25R. Enterasys Networks reserves the right to change these specif ications at any time without notice. A.1 DE VICE SPECIFICATIONS A.
Electrical Specifications A-2 Specifications A.3 ELECTRICAL SPECIFICATIONS A.4 EN VIRONMENTAL REQUIREMENTS A.5 INPUT/OUTPUT P OR TS Line Input Range, V olts (V) 100–125 V ac 200–240 V ac Input Current, Amperes (A) 2.
COM P or t Pinout Assignments Specifications A-3 A.6 COM P O RT PINOUT ASSIGNMENTS The COM port is a serial commun ic ations port that supports Local Management o r 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.
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Optional Installat ions and Mode Swit ch Bank Settings B- 1 B Optional Installations and Mode Switch Bank Settings Th e t o p c over mu st b e r em ove d t o g ai n a c ce s s t o the mode bank switch.
Removing the Chassis Cov er B-2 Optional In stallations and Mode Switch Bank Settings B.2 REMO V ING THE CHASSIS COVER This section describes ho w to remov e the 2H252-25R chassis cove r . DO NO T RE MO VE THE CO VE R FROM THE 2H252-25R WHILE PO WER IS APPLIED T O THE UNIT .
Removing the Chassis Cov er Optional Installatio n s and Mode Switch Bank Settings B-3 T o remov e the chas sis cov er , proceed as follows: 1. Disconnect the 2H252-25R from the network as follo ws: a. Unplug both power cords from the rear of the chassis.
Removing the Chassis Cov er B-4 Optional In stallations and Mode Switch Bank Settings 3. Use a Phillips screwdriver to remove the four screws attaching th e cover to the chassis.
Setting the Mode Switches Optional Installatio n s 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.
Setting the M ode Switches B-6 Optional In stallations and Mode Switch Bank Settings • Switch 6 – F orced BootP . DO NOT attempt a Fo rced BootP un less a BootP server ha s been configure d for the 2H252-25 R.
SIMM Upgrade Optional Installatio n s and Mode Switch Bank Settings B-7 B.4 SIMM UPGRADE Memory upgrade is av a ilable for the 2 H252-25R to expand its DR AM to 32 MB. This sectio n explains ho w to locate and add/replace a Single In-line Memory Module (SIMM).
SIMM Upgr ade B-8 Optional In stallations and Mode Switch Bank Settings 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 orien ted as shown in Figure B-4 , insert the SIMM down between the connector teeth.
Installing Optional HSIM or VHSIM Interface Modules Optional Installatio n s and Mode Switch Bank Settings B-9 B.5 INSTALLING OPTIONAL H SIM OR VHSIM INTERFACE MODU LES Figure B-5 sho ws the location of the two conn ectors for an optional High HSIM or VHSIM.
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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 Priority introduction to 1-6 B Broadcast Suppres sion introduction.
Index-2 M Management use of 1-6 Memory upgrading B-7 Mode Switch setting B-5 N Network connection of twisted pair cables 3-9 Network connections 3-9 P Physical properties A-1 Port redirect functi on i.
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