Cisco Systems Cisco ME 3400 manual Speed, Duplex, and Autonegotiation

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Contents

C H A P T E R 3

Troubleshooting 3-1

 

 

 

 

 

 

 

 

 

 

 

 

 

Diagnosing Problems

3-1

 

 

 

 

 

 

 

 

 

 

Check Switch POST Results

3-1

 

 

 

 

 

 

 

Check Switch LEDs

3-2

 

 

 

 

 

 

 

 

 

 

Check Switch Connections

 

3-2

 

 

 

 

 

 

 

 

Bad or Damaged Cable

 

3-2

 

 

 

 

 

 

 

 

Ethernet and Fiber Cables

3-2

 

 

 

 

 

 

 

Link Status

 

3-2

 

 

 

 

 

 

 

 

 

 

SFP Module Port Issues

3-3

 

 

 

 

 

 

 

Port and Interface Settings

3-3

 

 

 

 

 

 

 

Ping the End Device

3-3

 

 

 

 

 

 

 

 

Spanning Tree Loops

3-3

 

 

 

 

 

 

 

 

Check Switch Performance

 

3-4

 

 

 

 

 

 

 

 

Speed, Duplex, and Autonegotiation 3-4

 

 

 

Autonegotiation and NIC Cards

3-4

 

 

 

 

 

 

Cabling Distance 3-4

 

 

 

 

 

 

 

 

 

 

How to Clear the Switch IP Address and Configuration 3-4

 

 

 

Locating the Switch Serial Number

3-5

 

 

 

 

 

 

Connector and Cable Specifications

 

 

 

 

 

A P P E N D I X

A

B-1

 

 

 

 

 

 

 

Connector Specifications

B-1

 

 

 

 

 

 

 

 

 

 

10/100 Ports

B-1

 

 

 

 

 

 

 

 

 

 

 

SFP Module Ports

 

B-3

 

 

 

 

 

 

 

 

 

 

Dual-Purpose Ports

B-3

 

 

 

 

 

 

 

 

 

 

Console Port

B-3

 

 

 

 

 

 

 

 

 

 

 

Cable and Adapter Specifications

B-4

 

 

 

 

 

 

 

SFP Module Cable Specifications

B-4

 

 

 

Two Twisted-Pair Cable Pinouts

B-5

 

 

 

 

 

 

 

Four Twisted-Pair Cable Pinouts for 1000BASE-T Ports B-6

 

 

 

Crossover Cable and Adapter Pinouts

B-6

 

 

 

Identifying a Crossover Cable B-6

 

 

 

Adapter Pinouts

B-7

 

 

 

 

 

 

 

 

 

Technical Specifications

 

 

 

 

 

 

 

 

A P P E N D I X

B

A-1

 

 

 

 

 

 

 

 

 

Connecting to DC Power

 

 

 

 

 

 

 

 

 

A P P E N D I X

C

 

C-1

 

 

 

 

 

 

 

 

 

 

Preparing for Installation

C-1

 

 

 

 

 

 

 

 

 

 

Grounding the Switch

C-2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide

 

 

 

 

 

 

 

 

 

 

 

 

 

OL-7677-04

 

 

 

 

 

 

 

 

 

 

v

 

 

 

 

 

 

 

 

 

 

 

 

 

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Contents Americas Headquarters Page N T E N T S Installing and Removing SFP Modules Speed, Duplex, and Autonegotiation IP Settings D-2 Organization AudiencePurpose Conventions Related Publications OL-7677-04 Switch Models Setting up the SwitchFront Panel Description 1describes the switch modelsCisco ME 3400-24TS AC Ethernet Access Switch Front Panel Cisco ME 3400-24TS AC and DC Switches Front PanelCisco ME 3400G-12CS AC and DC Switches Front Panel Cisco ME 3400-24FS Switch AC Switch Front PanelSystem LED Dual-purpose ports Console port SFP module ports Cisco ME 3400G-2CS Switch Front Panel10/100 Ports Only the Cisco ME-3400-24TS Switches SFP Modules SFP Module PortsSFP Module Patch Cable LEDsSystem LED These illustrations show the location of the System LEDConsole Port LEDs Power Supply LEDs Only Cisco ME 3400G-12CS SwitchesDual-Purpose Port LEDs Console PortCisco ME 3400-24FS Switch Rear Panel Cisco ME 3400-24TS Switch Rear PanelCable lock Ground connector Fan exhaust Exhaust fan Cable lock Ground connectorCisco ME 3400G-12S Switch Rear Panel Power Supply FeaturesCisco ME 3400-2CS Switch Rear Panel Fan exhaust AC power connector Ground connectorCisco ME DC Switch Power Supply Cisco ME AC Switch Power SupplyNetwork Configurations Management OptionsThis section covers these topics Preparing for InstallationSwitch Installation Preparing for Installation 122F 50C Statement Cisco ME 3400G-12CS Switches Installation GuidelinesCisco ME 3400-24TS Switches Installing the Switch Verifying Switch OperationPowering Off the Switch This section describes these installation proceduresRack-Mounting Removing Screws from the SwitchRack-Mounting Brackets Attaching Brackets to the SwitchAttaching Brackets to 19-Inch Racks 191022 Attaching Brackets for 23-Inch Racks Attaching Brackets for 24-Inch Racks Attaching Brackets for Etsi Racks Phillips machine screws Cable guide and screw Mounting the Switch in a RackPhillips flat-head screws Attaching the Brackets to the Switch for Wall-MountingWall-Mounting 11 Mounting the Switch on a Wall Mounting the Switch on a WallTable- or Shelf-Mounting Installing and Removing SFP Modules12 SFP Module with a Bale-Clasp Latch Installing SFP ModulesBale clasp Removing SFP ModulesInserting and Removing the SFP Module Patch Cable 17 Connecting to an Ethernet Port Connecting to the 10/100 and 10/100/1000 PortsLC connector Connecting to SFP ModulesConnecting to Fiber-Optic SFP Modules 19 Connecting to a 1000BASE-T SFP Module Connecting to 1000BASE-T SFP Modules20 Connecting to a Dual-Purpose Port Connecting to Dual-Purpose PortsWhere to Go Next This section includes these troubleshooting topics Diagnosing ProblemsCheck Switch Post Results Check Switch Connections Check Switch LEDsBad or Damaged Cable Ethernet and Fiber CablesPort and Interface Settings SFP Module Port IssuesPing the End Device Spanning Tree LoopsCheck Switch Performance How to Clear the Switch IP Address and ConfigurationSpeed, Duplex, and Autonegotiation Autonegotiation and NIC CardsSerial Number Location on the Cisco ME 3400G-2CS Switch Locating the Switch Serial NumberSerial Number Location on the Cisco ME 3400G-2CS Switch 10/100 Ports Connector SpecificationsThese sections describe the connectors used with the switch Figure A-1 10/100 Port Pinouts Dual-Purpose Ports Figure A-2 Fiber-Optic SFP Module LC ConnectorSFP Module Cable Specifications Cable and Adapter SpecificationsTwo Twisted-Pair Cable Pinouts Identifying a Crossover Cable Four Twisted-Pair Cable Pinouts for 1000BASE-T PortsCrossover Cable and Adapter Pinouts RxD TxD Adapter PinoutsTxD RxD Switch Console RJ-45-to-DB-25 Port DTE This appendix lists the switch technical specifications Technical SpecificationsAC Power Requirements Physical Dimensions OL-7677-04 Connecting to DC Power Review these safety warnings before you ground the switch Grounding the SwitchPreparing the Ground Wire Figure C-1 Stripping the Ground Wire Figure C-3 Torquing Ground-Lug Screws Torque to 15 lbf-inTelco rack Connecting the Grounding Wire to Earth GroundTelco rack Grounding wire Primary power feed Secondary redundant power feed Wiring the DC-Input Power SourceAll Cisco ME 3400 Switches Cisco ME 3400-24TS SwitchesCisco ME 3400G-12CS Switches Figure C-8 Terminal Block Plug Console Figure C-11 Inserting Wires in the Terminal Block Plug Figure C-13 Completed Wiring of Terminal Block Plug OL-7677-04 Starting the Terminal-Emulation Software Accessing the CLI Through the Console PortCompleting the Setup Program Entering the Initial Configuration InformationIP Settings Enter an enable password, and press Return Enter an enable secret password, and press ReturnEnter a virtual terminal Telnet password, and press Return Switch or as a standalone switchThese choices appear Numerics Auto-MDIX Pinouts See also connectors and cables cautionsConnecting outside the building warning Cisco IOS command-line interface CiscoViewConnection procedures Connectors and cables 10/100 ports Console portIN-3 Installing SFP modules 2-17 toConnecting to DC LEDs Running at power on Power Connecting to ACPower on ConnectorsIN-5 Ground connectionIN-6
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