Cisco Systems OL-16447-01 Troubleshooting, Link Status, Port and Interface Settings, 10/100 B-1

Contents

	Power Supply Settings	3-17
	Troubleshooting 4-1
C H A P T E R 4
	Diagnosing Problems	4-1
	Switch POST Results		4-1
	Switch LEDs 4-2
	Switch Connections		4-2
	Bad or Damaged Cable				4-2
	Ethernet and Fiber Cables				4-2
	Link Status	4-2
	SFP Module Port Issues				4-3
	Port and Interface Settings 4-3
	Ping the End Device			4-3
	Spanning Tree Loops			4-3
	Switch Performance		4-4
	Speed, Duplex, and Autonegotiation 4-4
	Autonegotiation and NICs				4-4
	Cabling Distance		4-4

		Clearing the Switch IP Address and Configuration 4-4
		Finding the Switch Serial Number			4-5
		Technical Specifications
A P P E N D I X	A			A-1
		Environmental Ranges and Technical Specifications for the Switch A-1
		Environmental and Technical Specifications for the Power-Supply Modules A-6
		Connector and Cable Specifications
A P P E N D I X	B				B-1
		Connector Specifications		B-1
		10/100 B-1
		SFP Module Connectors B-2
		Dual-Purpose Ports		B-3
		10/100 Ethernet Management Port B-3
		Alarm Input Port	B-3
		Cables and Adapters	B-4
		SFP Module Cables		B-4
		Cable Pinouts	B-6
		Console Port Adapter Pinouts			B-7

Cisco ME 3400E Ethernet Access Switch Hardware Installation Guide

OL-16447-01 v