Cisco Systems Cisco ME 3400 guide

Chapter 3 Troubleshooting

Locating the Switch Serial Number

Figure 3-3 Serial Number Location on the Cisco ME 3400G-2CS Switch

191230, 781-00471-01A0

SN: XXXNNNNXXXX

Figure 3-4 Serial Number Location on the Cisco ME 3400-24FS Switch

191930, 781-00517-010A

SN: XXXNNNNXXXX

Cisco ME 3400 Ethernet Access Switch Hardware Installation Guide

3-6	OL-7677-04

Image 54

Cisco Systems manual Serial Number Location on the Cisco ME 3400G-2CS Switch

Contents

Americas Headquarters Page N T E N T S Installing and Removing SFP Modules Speed, Duplex, and Autonegotiation IP Settings D-2 Audience PurposeOrganization Conventions Related Publications OL-7677-04 Setting up the Switch Switch Models 1describes the switch models Front Panel Description Cisco ME 3400-24TS AC and DC Switches Front Panel Cisco ME 3400-24TS AC Ethernet Access Switch Front Panel Cisco ME 3400-24FS Switch AC Switch Front Panel Cisco ME 3400G-12CS AC and DC Switches Front Panel Cisco ME 3400G-2CS Switch Front Panel System LED Dual-purpose ports Console port SFP module ports 10/100 Ports Only the Cisco ME-3400-24TS Switches SFP Module Ports SFP Modules System LED LEDsSFP Module Patch Cable These illustrations show the location of the System LED Console Power Supply LEDs Only Cisco ME 3400G-12CS Switches Port LEDs Console Port Dual-Purpose Port LEDs Cable lock Ground connector Fan exhaust Cisco ME 3400-24TS Switch Rear PanelCisco ME 3400-24FS Switch Rear Panel Exhaust fan Cable lock Ground connector Cisco ME 3400-2CS Switch Rear Panel Power Supply FeaturesCisco ME 3400G-12S Switch Rear Panel Fan exhaust AC power connector Ground connector Network Configurations Cisco ME AC Switch Power SupplyCisco ME DC Switch Power Supply Management Options Preparing for Installation This section covers these topics Switch Installation Preparing for Installation 122F 50C Statement Installation Guidelines Cisco ME 3400-24TS SwitchesCisco ME 3400G-12CS Switches Powering Off the Switch Verifying Switch OperationInstalling the Switch This section describes these installation procedures Removing Screws from the Switch Rack-Mounting Attaching Brackets to the Switch Rack-Mounting Brackets Attaching Brackets to 19-Inch Racks 191022 Attaching Brackets for 23-Inch Racks Attaching Brackets for 24-Inch Racks Attaching Brackets for Etsi Racks Mounting the Switch in a Rack Phillips machine screws Cable guide and screw Attaching the Brackets to the Switch for Wall-Mounting Wall-MountingPhillips flat-head screws Mounting the Switch on a Wall 11 Mounting the Switch on a Wall Installing and Removing SFP Modules Table- or Shelf-Mounting Installing SFP Modules 12 SFP Module with a Bale-Clasp Latch Removing SFP Modules Bale clasp Inserting and Removing the SFP Module Patch Cable Connecting to the 10/100 and 10/100/1000 Ports 17 Connecting to an Ethernet Port Connecting to SFP Modules Connecting to Fiber-Optic SFP ModulesLC connector Connecting to 1000BASE-T SFP Modules 19 Connecting to a 1000BASE-T SFP Module Connecting to Dual-Purpose Ports 20 Connecting to a Dual-Purpose Port Where to Go Next Diagnosing Problems Check Switch Post ResultsThis section includes these troubleshooting topics Bad or Damaged Cable Check Switch LEDsCheck Switch Connections Ethernet and Fiber Cables Ping the End Device SFP Module Port IssuesPort and Interface Settings Spanning Tree Loops Speed, Duplex, and Autonegotiation How to Clear the Switch IP Address and ConfigurationCheck Switch Performance Autonegotiation and NIC Cards Locating the Switch Serial Number Serial Number Location on the Cisco ME 3400G-2CS Switch Serial Number Location on the Cisco ME 3400G-2CS Switch Connector Specifications These sections describe the connectors used with the switch10/100 Ports Figure A-1 10/100 Port Pinouts Figure A-2 Fiber-Optic SFP Module LC Connector Dual-Purpose Ports Cable and Adapter Specifications SFP Module Cable Specifications Two Twisted-Pair Cable Pinouts Four Twisted-Pair Cable Pinouts for 1000BASE-T Ports Crossover Cable and Adapter PinoutsIdentifying a Crossover Cable Adapter Pinouts TxD RxDRxD TxD Switch Console RJ-45-to-DB-25 Port DTE Technical Specifications This appendix lists the switch technical specifications AC Power Requirements Physical Dimensions OL-7677-04 Connecting to DC Power Grounding the Switch Preparing the Ground WireReview these safety warnings before you ground the switch Figure C-1 Stripping the Ground Wire Torque to 15 lbf-in Figure C-3 Torquing Ground-Lug Screws Connecting the Grounding Wire to Earth Ground Telco rack Grounding wireTelco rack Wiring the DC-Input Power Source Primary power feed Secondary redundant power feed Cisco ME 3400-24TS Switches Cisco ME 3400G-12CS SwitchesAll Cisco ME 3400 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 Accessing the CLI Through the Console Port Starting the Terminal-Emulation Software Entering the Initial Configuration Information IP SettingsCompleting the Setup Program Enter a virtual terminal Telnet password, and press Return Enter an enable secret password, and press ReturnEnter an enable password, and press Return Switch or as a standalone switch These choices appear Auto-MDIX Pinouts See also connectors and cables cautions Numerics Connection procedures Cisco IOS command-line interface CiscoViewConnecting outside the building warning Connectors and cables 10/100 ports Console port Installing SFP modules 2-17 to IN-3 Power on LEDs Running at power on Power Connecting to ACConnecting to DC Connectors Ground connection IN-5 IN-6