Cisco 2950-12 - Catalyst Switch Guida di Installazione

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ContentsxCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03

Chapter3 TroubleshootingDiagnosing Problems3-6Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03

A-1Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03APPENDIXATechnical SpecificationsTable A-1, Table A-2, Table A-3, and Table A-4

Appendix A Technical SpecificationsA-2Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Physical DimensionsWeight 6.5 lb (3 kg)

A-3Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix A Technical SpecificationsPhysical DimensionsWeight 6.5 lb (3 kg)

Appendix A Technical SpecificationsA-4Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Table A-4 Fiber-Port Specifications for

A-5Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix A Technical SpecificationsTable A-6 Catalyst 2950G-24-EI-DC Switc

Appendix A Technical SpecificationsA-6Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03

B-1Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03APPENDIXBConnectors and CablesThis appendix describes the connectors, cables, a

Appendix B Connectors and CablesConnector SpecificationsB-2Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03When connecting 10

B-3Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix B Connectors and CablesConnector Specifications10/100/1000 PortsT

xiCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Cisco Limited Lifetime Hardware Warranty TermsThere are special terms applicable

Appendix B Connectors and CablesConnector SpecificationsB-4Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Figure B-2 RJ-45 P

B-5Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix B Connectors and CablesConnector Specifications1000BASE-X GBIC Mo

Appendix B Connectors and CablesConnector SpecificationsB-6Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03GigaStack GBIC Mod

B-7Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix B Connectors and CablesCable and Adapter SpecificationsCable and

Appendix B Connectors and CablesCable and Adapter SpecificationsB-8Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Four Twist

B-9Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix B Connectors and CablesCable and Adapter SpecificationsFour Twist

Appendix B Connectors and CablesCable and Adapter SpecificationsB-10Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Cable and

B-11Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix B Connectors and CablesCable and Adapter SpecificationsConnectin

Appendix B Connectors and CablesCable and Adapter SpecificationsB-12Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Identifyi

C-1Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03APPENDIXCTranslated Safety WarningsThis appendix repeats in multiple languages

Cisco Limited Lifetime Hardware Warranty TermsxiiCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Note You must have Adobe Acrobat

Appendix C Translated Safety WarningsAttaching the Cisco RPS (model PWR300-AC-RPS-N1)C-2Catalyst 2950 Desktop Switch Hardware Installation Guide

C-3Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix C Translated Safety WarningsLightning Activity WarningLightning A

Appendix C Translated Safety WarningsInstallation WarningC-4Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Installation Warn

C-5Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix C Translated Safety WarningsMain Disconnecting DeviceMain Disconn

Appendix C Translated Safety WarningsChassis Warning—Rack-Mounting and ServicingC-6Catalyst 2950 Desktop Switch Hardware Installation Guide78-11

C-7Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix C Translated Safety WarningsChassis Warning—Rack-Mounting and Ser

Appendix C Translated Safety WarningsChassis Warning—Rack-Mounting and ServicingC-8Catalyst 2950 Desktop Switch Hardware Installation Guide78-11

C-9Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix C Translated Safety WarningsChassis Warning—Rack-Mounting and Ser

Appendix C Translated Safety WarningsChassis Warning—Rack-Mounting and ServicingC-10Catalyst 2950 Desktop Switch Hardware Installation Guide78-1

C-11Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix C Translated Safety WarningsOvertemperature WarningOvertemperatu

xiiiCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Cisco Limited Lifetime Hardware Warranty TermsComplete the information below a

Appendix C Translated Safety WarningsNo On/Off Switch WarningC-12Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03No On/Off Sw

C-13Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix C Translated Safety WarningsGrounded Equipment WarningGrounded E

Appendix C Translated Safety WarningsProduct Disposal WarningC-14Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Product Disp

C-15Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix C Translated Safety WarningsGround Connection WarningGround Conn

Appendix C Translated Safety WarningsGround Connection WarningC-16Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03AttentionLo

C-17Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix C Translated Safety WarningsJewelry Removal WarningJewelry Remov

Appendix C Translated Safety WarningsJewelry Removal WarningC-18Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03AvvertenzaPri

C-19Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix C Translated Safety WarningsStacking the Chassis WarningStacking

Appendix C Translated Safety WarningsQualified Personnel WarningC-20Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Qualified

C-21Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix C Translated Safety WarningsClass 1 Laser Product WarningClass 1

Cisco Limited Lifetime Hardware Warranty TermsxivCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03

Appendix C Translated Safety WarningsLaser Beam Exposure WarningC-22Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Laser Bea

C-23Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix C Translated Safety WarningsCatalyst 2950G-24-EI-DC Service Requ

Appendix C Translated Safety WarningsRestricted Area Equipment InstallationC-24Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-

C-25Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix C Translated Safety WarningsEthernet Cable Shielding in OfficesE

Appendix C Translated Safety WarningsDC Power Disconnection WarningC-26Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03DC Pow

C-27Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix C Translated Safety WarningsDC Power Disconnection WarningVaroit

Appendix C Translated Safety WarningsDC Power Disconnection WarningC-28Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03AvisoA

C-29Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix C Translated Safety WarningsExposed DC Power Wire WarningExposed

Appendix C Translated Safety WarningsService Personnel WarningC-30Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Service Per

C-31Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Appendix C Translated Safety WarningsService Personnel WarningWarnungDies

xvCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03PrefaceAudienceThis guide is for the networking or computer technician responsib

Appendix C Translated Safety WarningsService Personnel WarningC-32Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03

IN-1Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03INDEXNumerics10/100/1000 portscable lengths2-6connecting to 2-33 to 2-36connec

IndexIN-2Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03adapter pinouts, terminalRJ-45-to-DB-25B-11RJ-45-to-DB-9 B-10addresses, a

IN-3Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03IndexCiscoView 1-24Class 1 laser product warning 2-4, C-21clearance 2-7CLI 1-2

IndexIN-4Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03console portadapter pinoutsRJ-45-to-DB-25 terminalB-11cable, rollover B-1

IN-5Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03IndexEMC regulatory statements 2-4 to 2-6environmental ranges A-1 to A-3Ethern

IndexIN-6Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03GigaStack GBIC modulescable lengths2-6connecting to 2-42connectors and ca

IN-7Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03IndexLEDs (continued)port status1-13RPS 1-13speed (SPEED) 1-14, 1-18status (ST

IndexIN-8Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03pinouts (continued)RJ-45-to-DB-25 terminal adapterB-11RJ-45-to-DB-9 adapt

IN-9Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Indexrear panel (continued)described1-20illustrated 1-21 to 1-22power connecto

PrefaceOrganizationxviCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03OrganizationThis guide is organized into these chapters:Chap

IndexIN-10Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03troubleshooting 3-1diagnosing problems 3-2 to 3-5understanding POST resu

xviiCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03PrefaceConventionsWarningThis warning symbol means danger. You are in a situat

PrefaceConventionsxviiiCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03WarnungDieses Warnsymbol bedeutet Gefahr. Sie befinden sich

xixCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03PrefaceRelated PublicationsRelated PublicationsThese documents provide complete

THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. ALL STATEMENTS, INFORMATION, AND RECOM

PrefaceObtaining DocumentationxxCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03• Catalyst 2950 Desktop Switch Software Configurat

xxiCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03PrefaceObtaining DocumentationDocumentation CD-ROMCisco documentation and addit

PrefaceObtaining Technical AssistancexxiiCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03To submit your comments by mail, use the

xxiiiCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03PrefaceObtaining Technical AssistanceTechnical Assistance CenterThe Cisco TAC

PrefaceObtaining Technical AssistancexxivCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03If you cannot resolve your technical issu

CHAPTER 1-1Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-031OverviewThis chapter provides information about these topics:• Features

Chapter 1 OverviewFeatures1-2Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03–Catalyst 2950G-12-EI—12 10/100 Ethernet ports a

1-3Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 1 OverviewFront-Panel Description• Power redundancy–Connection for

Chapter 1 OverviewFront-Panel Description1-4Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Figure 1-3 Catalyst 2950C-24 Swit

1-5Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 1 OverviewFront-Panel DescriptionFigure 1-6 Catalyst 2950G-24-EI-D

Catalyst 2950 Desktop Switch Hardware Installation GuideCopyright © 2001–2002, Cisco Systems, Inc.All rights reserved.CCIP, the Cisco Powered Network

Chapter 1 OverviewFront-Panel Description1-6Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Figure 1-9 Catalyst 2950T-24 Swit

1-7Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 1 OverviewFront-Panel DescriptionWhen set for autonegotiation, a p

Chapter 1 OverviewFront-Panel Description1-8Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03100BASE-FX and 1000BASE-SX PortsT

1-9Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 1 OverviewFront-Panel Description• 1000BASE-T GBIC module for copp

Chapter 1 OverviewFront-Panel Description1-10Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Figure 1-10 LEDs on Catalyst 295

1-11Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 1 OverviewFront-Panel DescriptionFigure 1-11 LEDs on Catalyst 295

Chapter 1 OverviewFront-Panel Description1-12Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Figure 1-12 LEDs on Catalyst 295

1-13Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 1 OverviewFront-Panel DescriptionRPS LEDThe RPS LED shows the RPS

Chapter 1 OverviewFront-Panel Description1-14Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03To select or change the port mod

1-15Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 1 OverviewFront-Panel DescriptionFigure 1-14 Changing the Port Mo

Chapter 1 OverviewFront-Panel Description1-16Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Figure 1-15 Changing the Port Mo

1-17Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 1 OverviewFront-Panel DescriptionWhen you change the port mode, t

Chapter 1 OverviewFront-Panel Description1-18Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03For more information about GBIC

1-19Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 1 OverviewFront-Panel DescriptionIf all LEDs on Catalyst 2950G-48

Chapter 1 OverviewRear-Panel Description1-20Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Figure 1-18 Bandwidth Utilization

1-21Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 1 OverviewRear-Panel DescriptionFigure 1-20 Catalyst 2950 Switch

Chapter 1 OverviewRear-Panel Description1-22Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Figure 1-22 Catalyst 2950G-24-EI-

1-23Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 1 OverviewManagement OptionsCisco RPS ConnectorThe RPS is a 300W

Chapter 1 OverviewManagement Options1-24Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03• IOS command-line interface (CLI) Yo

CHAPTER 2-1Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-032InstallationThis chapter describes how to install your switch, interpre

vCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03CONTENTSCisco Limited Lifetime Hardware Warranty Terms xiPreface xvAudience xvPur

Chapter 2 InstallationPreparing for Installation2-2Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Preparing for Installation

2-3Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationPreparing for InstallationWarningThe plug-socket com

Chapter 2 InstallationPreparing for Installation2-4Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03WarningClass 1 laser produ

2-5Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationPreparing for InstallationJapanThis is a Class A pro

Chapter 2 InstallationPreparing for Installation2-6Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03HungaryThis equipment is a

2-7Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationPreparing for Installation• Operating environment is

Chapter 2 InstallationPreparing for Installation2-8Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03• Mounting kit containing

2-9Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationInstalling the Switch in a RackYou can connect a 100

Chapter 2 InstallationInstalling the Switch in a Rack2-10Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03To install the switc

2-11Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationInstalling the Switch in a RackFigure 2-1 Attaching

ContentsviCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03GBIC Module Ports 1-8LEDs 1-9System LED 1-12RPS LED 1-13Port Mode and Po

Chapter 2 InstallationInstalling the Switch in a Rack2-12Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Figure 2-3 Attaching

2-13Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationInstalling the Switch in a RackFigure 2-5 Attaching

Chapter 2 InstallationInstalling the Switch in a Rack2-14Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Figure 2-7 Attaching

2-15Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationInstalling the Switch in a RackFigure 2-9 Attaching

Chapter 2 InstallationInstalling the Switch in a Rack2-16Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Figure 2-11 Attachin

2-17Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationInstalling the Switch in a RackFigure 2-12 Attachin

Chapter 2 InstallationInstalling the Switch in a Rack2-18Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Figure 2-14 Attachin

2-19Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationInstalling the Switch in a RackMounting the Switch

Chapter 2 InstallationInstalling the Switch on a Table, Shelf, or Desk2-20Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Fig

2-21Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationInstalling the GBIC ModulesCaution To prevent elect

viiCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03ContentsInstalling the GBIC Modules 2-20Powering On the Switch 2-22Connecting t

Chapter 2 InstallationPowering On the Switch2-22Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Figure 2-20 Installing a Giga

2-23Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationConnecting to DC PowerConnecting to DC PowerTo conn

Chapter 2 InstallationConnecting to DC Power2-24Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Grounding the SwitchWarningTh

2-25Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationConnecting to DC PowerStep 4 Using a Panduit crimpi

Chapter 2 InstallationConnecting to DC Power2-26Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Figure 2-23 Torquing Ground-L

2-27Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationConnecting to DC PowerCaution You must connect the

Chapter 2 InstallationConnecting to DC Power2-28Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Step 2 Identify the positive

2-29Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationConnecting to DC PowerWarningAn exposed wire lead f

Chapter 2 InstallationConnecting to DC Power2-30Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Figure 2-28 Torquing the Term

2-31Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationConnecting to DC PowerStep 6 Repeat Steps 4 and 5 f

ContentsviiiCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-031000BASE-X GBIC Module Ports B-51000BASE-T GBIC Module Ports B-5GigaSt

Chapter 2 InstallationRunning POST2-32Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Figure 2-30 Inserting the Terminal Bloc

2-33Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationConnecting to 10/100 and 10/100/1000 PortsConnectin

Chapter 2 InstallationConnecting to 10/100 and 10/100/1000 Ports2-34Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Follow th

2-35Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationConnecting to 10/100 and 10/100/1000 PortsFigure 2-

Chapter 2 InstallationConnecting to 10/100 and 10/100/1000 Ports2-36Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Figure 2-

2-37Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationConnecting to 100BASE-FX and 1000BASE-SX PortsConne

Chapter 2 InstallationConnecting to GBIC Module Ports2-38Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Step 3 Insert the ot

2-39Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationConnecting to GBIC Module PortsWhen connecting the

Chapter 2 InstallationConnecting to GBIC Module Ports2-40Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Figure 2-35 Connecti

2-41Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationConnecting to GBIC Module PortsConnecting to 1000BA

ixCatalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03ContentsLaser Beam Exposure Warning C-22Catalyst 2950G-24-EI-DC Service Requirem

Chapter 2 InstallationConnecting to GBIC Module Ports2-42Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Step 3 Observe the p

2-43Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationConnecting a PC or a Terminal to the Console PortSt

Chapter 2 InstallationConnecting a PC or a Terminal to the Console Port2-44Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Af

2-45Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 2 InstallationWhere to Go NextFigure 2-40 Connecting to a Console

Chapter 2 InstallationWhere to Go Next2-46Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03

CHAPTER 3-1Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-033TroubleshootingThe front-panel LEDs provide troubleshooting information

Chapter3 TroubleshootingUnderstanding POST Results3-2Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Understanding POST Resul

3-3Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 3 TroubleshootingDiagnosing ProblemsTable 3-1 Common Problems and

Chapter3 TroubleshootingDiagnosing Problems3-4Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03No connectivity. Incorrect or b

3-5Catalyst 2950 Desktop Switch Hardware Installation Guide78-11157-03Chapter 3 TroubleshootingDiagnosing ProblemsSystem LED is amber • Internal