Cisco Systems 2984G, 2948G-GE-TX, 2980G User Manual

Catalyst 2984G, 2948G-GE-TX, and 2980G Switch Hardware Installation Guide
October 20 03
Corporate Headquarters
Cisco Systems , Inc. 170 West Tasman Drive San Jose, CA 95134-1706 USA http://www.cisco.com Tel: 408 526-4000
Fax: 408 526-4100
Customer Order Number: DOC-786286= Text Part Number: 78-6286-05
THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. ALL STATEMENTS, INFORMATION, AND RECOMMENDATIONS IN THIS MANUAL ARE BELIEVED TO BE ACCURATE BUT ARE PRESENTED WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED. USERS MUST TAKE FULL RESPONSIBILITY FOR THEIR APPLICATION OF ANY PRODUCTS.
THE SOFTW ARE LICENSE AND LIMITED WARRANTY FO R THE A CCOMPANYING PR ODUCT ARE S ET FORTH IN THE INFORMATION PACKET THAT SHIPPED WITH THE PRODUCT AND ARE INCORPORATED HEREIN BY THIS REFERENCE. IF YOU ARE UNABLE TO LOCATE THE SOFTWARE LICENSE OR LIMITED WARRANTY, CONTACT YOUR CISCO REPRESENTATIVE FOR A COPY.
The following information is for FCC compliance of Class A devices: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio-frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference, in which case users will be required to cor rect t he interference at their own expense.
The following information is for FCC complia nce of Class B devices: The equi pment des cribed in this manual generates and may rad iate radio-frequency energy. If it is not installed in accordance with Cisco’s installation instructions, it may cause interference with radio and television reception. This equipment has been tested and found to comply with the limits for a Class B digital device in accordance with the specifications in part 15 of the FCC rules. These specifications are designed to provide reasonable protection against such interference in a residential installation. However, there is no guarantee that interference will not occur in a particular installation.
Modifying the equipment wit hou t Cisco’s written autho riz atio n may resul t in the equi pme nt no longe r comply ing with FCC re quir ements for Class A or Class B digital devices. In that event, your right to use the equipm ent may be lim ited by FCC regulations, and you may be required to correct any interference to radio or television communicati ons at your own expense.
You can determine whether your equipment is causing int erferen ce by turning it off. If the inter ference stops, it was probably caused by the Cisco equipment or one of its peripheral devices. If the equipment causes interference to radio or television reception, try to correct the interference by using one or more of the following measures:
• Turn the television or radio antenna until the interferenc e stops.
• Move the equipment to one side or the other of the television or radio .
• Move the equipment farther away from the television or radio.
• Plug the equipment into an outlet that is on a different circ uit from the tel evision or radio. (That is, make certain the equip ment and the television or radio are on circuits controlled by different circui t breakers or fuses.)
Modifications to this product not auth orized by Cisco Sys tems, Inc. could void the FCC approval and negate your auth ority to op erate the prod uct. The Cisco implementation of TCP header compression is an adap tati on o f a pr ogr am d eveloped by the University of California, Berkeley (UCB) as
part of UCB’s public domain version of the UNIX operating system. All rights reserved. Copyright © 1981, Regents of the University of California. NOTWITHSTANDING ANY OTHER WARRANTY HEREIN, ALL DOCUMENT FILES AND SOFTWARE OF THESE SUPPLIERS ARE
PROVIDED “AS IS” WITH ALL FAULTS. CISCO AND THE ABOVE-NAMED SUPPLIERS DISCLAIM ALL WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, THOSE OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OR ARISING FROM A COURSE OF DEALING, USAGE, OR TRADE PRACTICE.
IN NO EVENT SHALL CISCO OR ITS SUPPLIERS BE LIABLE FOR ANY INDIRECT, SPECIAL, CONSEQUENTIAL, OR INCIDENTAL DAMAGES, INCLUDING, WITHOUT LIMITATION, LOST PROFITS OR LOSS OR DAMAGE TO DATA ARISING OUT OF THE USE OR INABILITY TO USE THIS MANUAL, EVEN IF CISCO OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
CCIP, CCSP, the Cisco Arrow logo, the Cisco Powered Network mark, Cisco Unity, Follow Me Browsing, FormShare, and StackWise are trademarks of Cisco Systems, Inc.; Changing the Way We Work, Live, Play, and Learn, and iQuick Study are service marks of Cisco Systems, Inc.; and Aironet, ASIST, BPX, Catalyst, CCDA, CCD P, CCIE, CCNA, C CNP, Cis co, the Ci sco Certi fied In ternetwo rk Exp ert logo, C isco IOS, the Cisco IOS logo , Cisco Press, Cisco Systems, Cisco Systems Capital, the Cisco Systems logo, Empowering the Internet Generation, Enterprise/Solver, EtherChannel, EtherSwitch, Fast Step, GigaStack, Internet Quotient, IOS, IP/TV, iQ Expertise, the iQ logo, iQ Net Readiness Scorecard, LightStream, MGX, MICA, the Networkers logo, Networking Academy, Network Registrar, Packet, PIX, Post-Routing, Pre-Routing, RateM UX, Registrar, Scri ptShare, SlideCast, SMARTnet, StrataView Plus, Stratm, SwitchProbe, TeleRouter, The Fastest Way to Increase Your Internet Quotient, TransPath, and VCO are registered trademarks of Cisco Systems, Inc. and/or its affiliates in the U.S. and certain other countries.
All other trademarks mentioned in this document or Web site are the property of their respective owners. The use of the word partner does not imply a partnership relationship between Cis co and any oth er company . (0304 R)
Catalyst 2984G, 2948G-GE-T X, and 2980 G Swit ch Hardware Installation Guide
Copyright © 1999–2003, Cis co System s, Inc. Al l rights re served.

CONTENTS

Cisco Limite d Li fe ti m e Ha rd w a r e Wa rr a nt y Ter m s xi Preface xv
Audience xv Organization xv Related Documentation xvi Conventions xvii Obtaining Documentation xxiii
Cisco.com xxiii Documentation CD-ROM xxiii Ordering Documentation xxiv Documentation Feedback xxiv
Obtaining Technical Assistance xxiv
Cisco TAC Website xxv Opening a TAC Ca se xxv TAC Case Priority Definitions xxv
CHAPTER
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Obtaining Additional Publicati ons and Information xxvi
1 Product Overview 1-1
Switch Description 1-1
GBIC Module Support 1-3 SFP Module Support 1-3 Switch Features 1-4
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Contents
Port Locati on s 1-6
10/100 and 10/100/1000 Ports 1-6 Catalyst 294 8G and 2980G Switc h Ports 1-7 Catalyst 2948G-GE-TX Switch Ports 1-7
Switch Components 1-7
Management Ports 1-8
Console Serial Port 1-8
10BASE-T and 10/100BASE-T Ports 1-8 Front Panel LEDs 1-8 Airflow 1-9 Power Supplies 1-11
CHAPTER
CHAPTER
2 Site Planning 2-1
Site Power Requirements and Heat Dissipation 2-2 System Ground Connect ion Guidelines (Catalyst2948G and 2980G Switches
Only)
2-3
Connecting the Swi tch to Earth Ground 2-5
Site-Planning Checklist 2-7
3 Installing the Switc h 3-1
Preparing for Installation 3-2
EMC Regulatory Statements 3-2
U.S.A. 3-2
Taiwan 3-2
VCCI Class A Notice for Japan 3-3
Korea 3-3
Class A Notice for Hungary 3-4 Checking the Shipping Container 3-4
Catalyst 2948G and 2980G Sw i tches 3-4
Catalyst 2948G-GE-TX Switches 3-5
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Installing the Cat alyst 2948G and 2980G Switc hes 3-6
Required Installation Tools 3-6 Rack-Mounting the Catalyst2948G and 2980G Switches 3-7
Installing the Catalyst 2948G-GE-TX Switch 3-9
Rack-Mounting the Catalyst 2948G-GE-TX Switch 3-10
Removing Screws from the Switch 3-10
Attaching Bracke ts to the Switch 3-11
Mounting the Switch in a Rack 3-14
Attaching the Cable Guide 3-15 Wall-Mounting the Catalyst 2948G-GE-TX Switch 3-16
Attaching the Brackets to the Switch for Wall-Mounting 3-16
Attaching the RPS Connector Cover 3-17
Mounting the Switch on a Wall 3-17 Mounting the Catalyst 2948G-GE-TX Switch on a Ta ble or Shelf 3-19
Connecting Power to the Switches 3-19
Contents
CHAPTER
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Connecting to 10/100 and 10/100/1000 Ports 3-20 Connecting a Termi nal to the Console Seria l and Ethernet Management
Ports
3-22
Verifying Switch Operation 3-23
4 Configuring the Gigabit Ethernet Ports 4-1
Installing, Removing, and Maintaining GBICs 4-2
GBIC Features 4-2 Port Cabling Specifications 4-4 GBIC Optical Power Characteristics 4-5 GBIC Cabling Restrictions 4-5 Installing GBICs 4-6 Removing GBICs 4-9 GBIC Maintenance Guidelines 4-10
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Patch Cord 4-10
Patch Cord Configuration Example 4-11
Patch Cord Installation 4-11
Connecting To an SFP Module 4-12
CHAPTER
APPENDIX
APPENDIX
APPENDIX
5 Troubleshooting the Installation 5-1
Getting Started 5-2 Problem Solving to the System Component Level 5-2 Identifying Startup Problems 5-3 Troubleshooting the Power Supply 5-4 Contacting Custo m er Service 5-5
A Specifications A-1
Console Serial Port A-1 10BASE-T and 10/100BASE-T Ethernet Manageme nt Ports A-2 Catalyst2948G Switch Specifications A-2 Catalyst2948G-GE-TX Switch Specifications A-5 Catalyst2980G Switch Specifications A-6
B Repacking a Switch B-1
C Differential Mode Delay C-1
APPENDIX
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D Translated Safety Warnings D-1
Warning Definition D-2 Safety Information Referral Warning D-7 Qualified Personnel Warning D-9 Invisible Laser Radiation Warning D-10
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I
NDEX
Contents
Laser Radiation D-11 Attaching the Cisco RPS (model PWR300-AC-RPS-N1) D-13 Attaching the Cisco RPS (model PWR600-AC-RPS) D-14 Attaching the Cisco RPS (model PWR675-AC-RPS-N1) D-15 Redundant Power Supply Connection Warning D-17 Switch Installation Warning D-18 Chassis Warning for Rack-Mounting an d Servicing D-20
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Cisco Limited Lifetime Hardware Warranty Terms
There are special terms applicable to your hardwa re warranty and v arious services that you can use during the warranty period. Your formal Warranty Statement, including the warranty applicable to Cisco software, is included on the Cisco Documentation CD and on Cisco.com. Follow these steps to access and download the Cisco Information Packet and your warranty docu me nt f rom the CD or Cisco.com.
1. Launch your br owser, and go to t his U RL :
http://www.cisco.com/univercd/cc/td/doc/es_inpck/cetrans.htm
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The Warranties and License Agre emen ts pag e appe ars.
2. To read the Cisco In format ion Packet, follow these steps:
a. Click the Information Packe t Number field, and make sure that the part
number 78-5235-02F0 is hig hlighted.
b. Select the language in whic h you would like to rea d the docum ent. c. Click Go.
The Cisco Limited Warranty and Software License page from the Information Packet appears.
d. Read the docum en t onli ne, o r c lick th e PDF icon to download an d pr int
the document in Adobe Portable Document Format (PDF).
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Cisco Limited Lifetime Hardware Warranty Terms
Note You must have Adobe Acrobat Reader to view and print PDF
files. You can download the reader fr om Adobe’s website:
http://www.adobe.com
3. To read translated and loc alized warra nty info rmatio n about yo ur product ,
follow these st eps:
a. Enter this part number in the Warranty Document Number field:
78-6310-02C0
b. Select the language in which you would like to view the document. c. Click Go.
The Cisco warr an t y p ag e ap pear s .
d. Read the docum en t onli ne, o r c lick th e PDF icon to download an d pr int
the document in Adobe Portable Document Format (PDF).
You can also c ontact th e Cisco servi ce and suppo rt website fo r assistanc e:
http://www.cisco.com/public/Support_root.shtml.
xii
Duration of Hardware Warranty
A Cisco product h ard ware wa rrant y i s s uppo rte d f or a s l on g as th e or ig ina l e nd user continues to own or use the product, provided that the fan and power supply warranty is limited to five (5) years. In the event of a discontinuance of product manufacture, the Cisco warranty support is limited to five (5) years from the announcement of the d isco nt inua nce.
Replacement, Repair, or Refund Policy for Hardware
Cisco or its service center will use commercially reasonable efforts to ship a replacement part with in ten (10) wor king days af ter receip t of the Retur n Materials Authorization (RMA) request. Actual delivery times can vary, depending on th e cu sto mer lo cati on.
Cisco reserves the right to refund the pu rchase pr ice as its exclusive warranty remedy.
To Receive a Return Materials Authorization (RMA) Number
Contact the company from whom you purchased the product. If you purchased the product directly from Cisco, contact your Cisco Sales and Service Representative.
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Cisco Limited Lifetime Hardware Warranty Terms
Complete the information below, and keep it for reference.
Company product pu rcha sed from Company telephone num be r Product model number Product serial numbe r Maintenance contract number
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Audience

Preface
This preface describes the audience, organization, and conventions of the Catalyst 2984G, 2948G-GE-TX, and 2980G Switch Hardware Installation Guide and provides inform at ion on h ow to obta in r ela ted do cu ment atio n.
To use this hard ware gui de , you sh ould be fam il iar wi th e lec tron ic cir cu itr y and wiring practices an d p re fe rably b e a n electronic or elect ro me ch an ica l te ch nician.

Organization

This guide is organized as follows:
Chapter Title Description
Chapter 1 Product Overview Lists and describe s th e hardware feat ur es
Chapter 2 Site Planning Describes how to prepar e you r site fo r t he
Chapter 3 Installing the
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and functionality of the Catalyst 2948G, 2948G-GE-TX, and 2980G sw it ches .
installation of the switch. Describes how to install the Catalyst 2948G,
Switch
Catalyst 2984G, 2948G-GE-TX, and 2980G Switch Hardware Installation Guide
2948G-GE-TX, and 2980G sw it ches . Provides procedures for removing and installing chassis components.
xv

Related Documentation

Preface
Chapter Title Description
Chapter 4 Gigabit Ethernet
Port Configuration
Chapter 5 Troubleshooting
the Installation
Appendix A Specifications Lists C atalyst 2948G an d 2 980 G sw itch
Appendix B R epac king
a Switch
Appendix C Differential Mod e
Delay
Appendix D Translated Safety
Warnings
Describes the feat u res a nd configur ation of the Gigabit Etherne t p ort s.
Provides troubleshooting guidelines for the initial hardware installation and suggests steps to help isolate and resol ve problems.
specifications. Provides procedures to re pack your
Catalyst 2948G or 2980G switch in the event that you have to re tur n it to the facto ry.
Describes the natu re a nd cau ses of differential mode delay (DMD ) and ways to prevent it.
Repeats in multiple languages the warnings in this guide.
Related Documentation
Refer to the follo wing docum ents for additional Cata lyst 4500 series information:
Software Configuration Guide—Catalyst 45 00 Seri es, C at alyst 2948G , an d
Catalyst 2980G Switches
Command Reference—Catalyst 4 500 S erie s, Cataly st 2948G, and Cat alyst
2980G Switches
System Message Guide—Catalyst 4500 Series, Catalyst 2948G, and Catalyst
2980G Switches
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Preface

Conventions

This docume nt u s es the f ol lowing conventions:
Conventions
Convention Description
boldface font Commands and keywords a re in boldface.
italic font Arguments for which you supply values are in ita li cs. [ ] Elements in square brackets are optional. { x | y | z } Alternative keywords are grouped in braces an d
separated by vertical ba rs.
[ x | y | z ] Optional alterna tive keywords are grouped in brac kets
and separated by vertical bars.
string A nonquoted set of characters. Do no t use quotatio n
marks around the string or the string will includ e the quotation marks.
screen font Terminal sessions and information the system displays
are in
screen font.
boldface screen
font
italic screen font Arguments for which you supply values are in italic
^ The symbol ^ r epre se nts t he key labe led Con trol— fo r
< > Nonprinting char acters, suc h as passwords are in angle
Information you must enter is in boldface screen font.
screen
font.
example, the key combination ^D in a screen display means hold down the Control key while you press the D key.
brackets.
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Notes use the following conventions:
Note Means reader take note. Notes contain helpful suggestions or references to
material not covered in the pub lication .
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Conventions
Preface
Cautions use the following conventions:
Caution Means re ader be careful. In this situat ion, you migh t do someth ing that co uld
result in equipment damage or l oss of data.
Warnings use the following conventions:
Warning
Waarschuwing
IMPORTANT SAFETY INSTRUCTIONS This warning symbol means danger. You are in a situation that could cause
bodily injury. Before you work on any equipment, be aware of the hazards involved with electrical circuitry and be familiar with standard practices f or preventing accidents. Use the statement number provided at the end of each warning to locate its translation in the translated safety warnings that accompanied this device.
Statement 1071
SAVE THESE INSTRU CTIO NS
BELANGRIJKE VEILIGHEIDSINSTRUCTIES Dit waarschuwingssymbool betekent gevaar. U verkeert in een situatie die
lichamelijk letsel kan veroorzaken. Voordat u aan enige apparatuur gaat werken, dient u zich bewust te zijn van de bij elektrische schakelingen betrokken risico's en dient u op de hoogte te zijn van de standaard praktijken om ongelukken te voorkomen. Gebruik het nummer van de verklaring onderaan de waarschuwing als u een vertaling van de waarschuwing die bij het apparaat wordt geleverd, wilt raadplegen.
BEWAAR DEZE INSTRUCTIES
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Preface
Conventions
Varoitus
Attention
Warnung
TÄRKEITÄ TURVALLISUUSOHJEITA Tämä varoitusmerkki merkitsee vaaraa. Tilanne voi aiheuttaa ruumiillisia
vammoja. Ennen kuin käsittelet laitteistoa, huomioi sähköpiirien käsittelemiseen liittyvät riskit ja tutustu onnettomuuksien yleisiin ehkäisytapoihin. Turvallisuusvaroitusten käännökset löytyvät laitteen mukana toimitettujen käännettyjen turvallisuusvaroitusten joukosta varoitusten lopussa näkyvien lausuntonumeroiden avulla.
SÄILYTÄ NÄMÄ OHJEET
IMPORTANTES INFORMATIONS DE SÉCURITÉ Ce symbole d'avertissement indique un danger. Vous vous trouvez dans une
situation pouvant entraîner des blessures ou des dommages corporels. Avant de travailler sur un équipement, soyez conscient des dangers liés aux circuits électriques et familiarisez-vous avec les procédures couramment utilisées pour éviter les accidents. Pour prendre connaissance des traductions des avertissements figurant dans les consignes de sécurité traduites qui accompagnent cet appareil, référez-vous au numéro de l'instruction situé à la fin de chaque avertissement.
CONSERVEZ CES INFORMATIONS
WICHTIGE SICHE RHEIT SHINWEI SE
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Dieses Warnsymbol bedeutet Gefahr . Sie befinden sich in einer Situation, die zu Verletzungen führen kann. Machen Sie sich vor der Arbeit mit Geräten mit den Gefahren elektrischer Schaltungen und den üblichen Verfahren zur Vorbeugung vor Unfällen vertraut. Suchen Sie mit der am Ende jeder W arnung angegebenen Anweisungsnummer nach der jeweiligen Übersetzung in den übersetzten Sicherheitshinweisen, die zusammen mit diesem Gerät ausgeliefert wurden.
BEWAHREN SIE DIESE HINWEISE GUT AUF.
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Conventions
Preface
Avvertenza
Advarsel
Aviso
IMPORTANTI ISTRUZIONI SULLA SICUREZZA Questo simbolo di avvertenza indica un pericolo. La situazione potrebbe
causare infortuni alle persone. Prima di intervenire su qualsiasi apparecchiatura, occorre essere al corrente dei pericoli relativi ai circuiti elettrici e conoscere le procedure standard per la prevenzione di incidenti. Utilizzare il numero di istruzione presente alla fine di ciascuna avvertenza per individuare le traduzioni delle avvertenze riportate in questo documento.
CONSERVARE QUESTE ISTRUZIONI
VIKTIGE SIKKERHETSINSTRUKSJONER Dette advarselssymbolet betyr fare. Du er i en situasjon som kan føre til skade
på person. Før du begynner å arbeide med noe av utstyret, må du være oppmerksom på farene forbundet med elektriske kretser, og kjenne til standardprosedyrer for å forhindre ulykker. Bruk nummeret i slutten av hver advarsel for å finne oversettelsen i de oversatte sikkerhetsadvarslene som fulgte med denne enheten.
TA VARE PÅ DISSE INSTRUKSJONENE
INSTRUÇÕES IMPORTANTES DE SEGURANÇA Este símbolo de aviso significa perigo. Você está em uma situação que poderá
ser causadora de lesões corporais. Antes de iniciar a util ização de qualquer equipamento, tenha conhecimento dos perigos envolvidos no manuseio de circuitos elétricos e familiarize-se com as práticas habituais de prevenção de acidentes. Utilize o número da instrução fornecido ao final de cada aviso para localizar sua tradução nos avisos de segurança traduzidos que acompanham este dispositivo.
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GUARDE ESTAS INSTRUÇÕES
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Preface
Conventions
¡Advertencia!
Varning!
INSTRUCCIONES I MPORTANTES DE SEGURIDAD Este símbolo de aviso indica peligro. Existe riesgo para su integridad física.
Antes de manipular cualquier equipo, considere los riesgos de la corriente eléctrica y familiarícese con los procedimientos estándar de prevención de accidentes. Al final de cada advertencia encontrará el número que le ayudará a encontrar el texto traducido en el apartado de traducciones que acompaña a este dispositivo.
GUARDE ESTAS INSTRUCCIONES
VIKTIGA SÄKERHETSANVISNINGAR Denna varningssignal signalerar fara. Du befinner dig i en situation som kan
leda till personskada. Innan du utför arbete på någon utrustning måste du vara medveten om farorna med elkretsar och känna till vanliga förfaranden för att förebygga olyckor. Använd det nummer som finns i slutet av varje varning för att hitta dess översättning i de översatta säkerhetsvarningar som medföljer denna anordning.
SPARA DESSA ANVISNINGAR
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Preface
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Preface

Obtaining Documentation

Cisco provides several ways to obta in d ocume nta tio n, t echn ica l assi stan ce , a nd other technical resources. These sections explain how to obtain technical information from Cisco Syst ems.

Cisco.com

You can access the most current Cisco documentation on the World Wide Web at this URL:
http://www.cisco.com/univercd/home/home.htm
You can access the Cisco website at this URL:
http://www.cisco.com
International Cisco websites can be accessed from this URL:
http://www.cisco.com/public/countries_languages.shtml
Obtaining Documentation

Documentation CD-ROM

Cisco documentation and additional literature are available in a Cisco Documentation CD-ROM package, which ma y have shipped with your prod uct. The Documentation CD-ROM is updated regularly and may be more current than printed documentat ion. The CD-ROM package is available as a single uni t or through an annua l or q uart erl y subsc ript ion .
Registered Cisco.c om user s can order a sing le Docume ntation CD-ROM (product number DOC-CONDOCCD=) through the Cisco Ordering tool:
http://www.cisco.com/en/US/partner/ordering/ordering_place_ order_orde ring_t ool_launch.html
All users can or der a nn ual or qu ar ter ly su bsc ripti ons thr ough the onl ine Subscription Store:
http://www.cisco.com/go/subscription
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Obtaining Technical Assistance

Ordering Documentation

You ca n find ins truc tio ns for or de ring do cu ment atio n a t t his U RL:
http://www.cisco.com/univercd/cc/td/doc/es_inpck/pdi.htm
You can ord er Cisco docum entat ion in these way s:
Registered Cisco.com u sers (Cisco d irect custo mers) can ord er Cisco pr oduct
documentation fr om t he N et working Prod uc ts M arketPlac e:
http://www.cisco.com/en/US/partner/ordering/index.shtml
Nonregistered Cisco.com users c an order docum entat ion through a local
account representat ive by calling Cisco Systems Corporat e Headqua rters (California, USA. ) at 408 526-7 208 or, elsewhere in North Amer ica, by calling 800 553-NETS (6387) .

Documentation Feedback

You can submit comments electronically on Cisco.com. On the Cisco Documentation hom e page, cli ck Feedback at the top of the page.
You ca n sen d y our c om ment s in e -m ail t o bug-doc @c isc o.c om.
Preface
You can submit comments by using the response card (if present) behind the front cover of your document or by writing to the following address:
Cisco Systems Attn: Customer Docume nt Ordering 170 West Tasman Dr ive San Jose, CA 95134- 988 3
We appreciate yo ur comm ents .
Obtaining Technical Assistanc e
For all customers, partners, resellers, and distributors who hold valid Cisco service contracts, the Cisco Technical Assistance Center (TA C) provides 24-hour, award-winning technical sup port services, online and over the phone. Cisco.com features the Cisc o TAC website as an o nline star ting point fo r technical as sistance.
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Preface

Cisco TAC Website

The Cisco TAC website ( http://www.cisco.com/tac) provides online documents and tools for trou blesh oot ing and re solving t ech nica l issu es with Ci sco p rod ucts and technologies. The Cisco TAC website is available 24 hours a day, 365 days a year.
Accessing all the to ols o n th e Cisc o TAC website requires a Cisco.com use r ID and password. If you have a valid service contract but do not have a login ID or password, register at t his UR L:
http://tools.cisco.com/RPF/register/register.do

Opening a TAC Case

The online TAC Case Open Tool (http://www.cisco.com/tac/caseopen) is the fastest way to open P3 and P4 cases. (Your network is minimally impaired or you require product in for mat ion). Af ter you d esc rib e you r situ ation , th e TAC Case Open Tool automatically recommends resources for an immediate solution. If your issue is not r esol ved usin g th ese rec om mend ati ons , your c as e w ill be assigned to a Cisc o TAC engineer.
For P1 or P2 cases (your product ion n etwork i s down or severely degraded) or if you do not have Internet ac cess, con tac t Ci sco TAC by telephone. Cisco TAC engineers are assigned immediately to P1 and P2 cases to help keep your business operations running smoothly.
Obtaining Technical Assistance
To open a case by t eleph one , use o ne of t he fol lowing nu mbe rs: Asia-Pacific: +61 2 8446 7411 (Australia : 1 800 805 227)
EMEA: +32 2 704 55 55 USA: 1 800 553-2447
For a complete listing of Cisco TAC contacts, go to this URL:
http://www.cisco.com/warp/public/687/Directory/DirTAC.shtml

TAC Case Priority Definitions

To ensure that all cases are reported in a standard format, Cisco has established case priority definitions.
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Preface

Obtaining Additional Publications and Information

Priority 1 (P1)—Your network is “down” or there is a critical impact to your business operations. You and Cisco will commit al l necessar y resour ces aroun d the clock to resolve the situation.
Priority 2 (P2)—Opera tion of an existing netwo rk is severely degraded, or significant aspects of y our business ope rat ion are negatively affected by inadequate performa nce of Cisco pro duc ts. You and Cisco will commit full-time resources during normal business hours to reso lve the situation .
Priority 3 (P3)—O perational performa nce of your network is impaired, but most business operations remain functional. You and Cisco will commit resources during normal business hours to restore servi ce to sati sfactory levels.
Priority 4 (P4)—You require information or assistance with Cisco produ ct capabilities, installation, or configuration. There is little or no effect on your business operations.
Obtaining Additional Publications and Information
Information about C isco pr odu cts, te chnol og ies, a nd network solu tio ns is available from various online and printed sources.
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The Cisco Product Catalog describe s the ne tworking p roduc ts offere d by
Cisco Systems, as well as ordering and customer support services. Access the Cisco Product Catalog at this URL:
http://www.cisco.com/en/US/products/products_catalog_links_launch.html
Cisco Press publishes a wi de r ange of n etworki ng pu bli cati ons. Cisc o
suggests these titles for new and experien ced use rs: Intern etworking Terms and Acronyms Dictionar y, Internetworking Technology Handbook, Internetworking Troubles hooting G uid e, and t he I nter ne twork ing D esi gn Guide. For current Cisco Press titles and other infor mation, go to Cisco Press online at this URL:
http://www.ciscopress.com
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Preface
Obtaining Additional Pub li cations and Information
Packet magazine is the Cisco quarterly publication that provides the latest
networking trends, t echn ology br eakt hr oughs, and Ci sco p rod ucts and solutions to help industry professionals get the most from their networking investment. Included are networking deployment and trouble shootin g tips, configuration examples, cu stomer case stu dies, tuto rials and tra ining, certification information, and links to numerous in-depth online resources. You can access Packet magazine at this URL:
http://www.cisco.com/go/packet
iQ Magazine is the Cisco bimonthl y publica tion that de livers the latest
information about Internet business strategies for executives. You can access iQ Magazine at this URL:
http://www.cisco.com/go/iqmagazine
Internet Protocol Journal is a quarterly jour nal publis hed by Cisco Systems
for engineering p rofe ssiona ls i nvolved in designing, developing, and operating public and private internets and intranets. You can access the Internet Protocol Journa l at this UR L:
http://www.cisco.com/en/US/about/ac123/ac147/about_cisco_the_internet_ protocol_journal.htm l
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Training—Cisco offers world-class networking training. Current offerings in
network training are listed at this URL:
http://www.cisco.com/en/US/learning/index.html
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Preface
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Product Overview

This chapter provides an overview of the features and components of the Catalyst 2948G, 2948G-GE- TX, and 2980G switche s. It contai ns these sect ions:
Switch Description, page 1
Switch Co mpo nen ts, pag e 7
Note Throughout this guide , Catalyst 2980G switch refers to both the Catal yst 2980G
switch and the Catalyst 2980G-A switch, un less othe rwise note d.

Switch Description

The Catalyst 2948G, 2948G -GE-TX , and 2980G switche s are designed for high-performance , hig h-d en sity wi ring -clo set ap pli cat ions. Figu re 1-1 through
Figure 1-3 show the switches.
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Figure 1-1 Catalyst 2948G Switch
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