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3Com 5500-EI Getting Started Guide - Page 81

Problem Solving

UPC - 662705498997

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5 PROBLEM SOLVING This chapter helps you to diagnose and solve problems you may have with the operation of your switch. There is also an explanation of IP addressing and upgrading software. The topics covered are: ■ Solving Problems Indicated by LEDs ■ Solving Hardware Problems ■ Solving Communication Problems ■ Solving Fabric Formation Problems If you experience a problem that is not listed here, it may be included in the Support section of the Switch 5500 Family Command Reference Guide on the CD-ROM that accompanies your switch. For Technical Support information, see Appendix D.

Section	Page
3Com® Switch 5500 Family Getting Started Guide	1
Contents	3
About This Guide	7
Release Notes	8
Conventions	8
Related Documentation	8
Accessing the Documentation	9
Documentation Comments	10
Introducing the Switch 5500 Family	11
About the Switch 5500 Family	12
Summary of Hardware Features	13
Switch 5500 Family - Front View	14
Switch 5500G-EI	15
10BASE-T/ 100BASE-TX/ 1000BASE-T Ports	16
1000BASE-X SFP Ports	17
100BASE-X SFP Ports (Switch 5500-EI FX only)	17
Console Port	17
Unit LED	18
LEDs	18
Switch 5500 - Rear View Detail	21
Switch 5500G-EI	21
Expansion Module Slot (Switch 5500G-EI Only)	22
Power Socket	24
Open Book Warning Labels	24
Redundant Power System Socket	26
Stacking Cable Ports (Switch 5500G-EI)	26
Default Settings	27
Installing the Switch	29
Package Contents	30
Choosing a Suitable Site	31
Rack-mounting	32
Switch 5500 (non PoE)	32
Switch 5500 and Switch 5500G-EI (PoE)	34
Connecting a Redundant Power Supply	35
Specifying the Redundant Power System	38
Connecting the Switch to the Redundant Power System	39
Connecting the Earthing Cable	40
RPS LED	41
Using Power over Ethernet	41
Installing and Removing the Power Module	42
Installing the Power Module	42
Removing the Power Module	42
Placing Units On Top of Each Other	43
The Power-up Sequence	43
Powering-up the Switch 5500	43
Checking for Correct Operation of LEDs	43
Choosing the Correct Cables	44
Choosing the Correct Cables for the 1000BASE-X SFP Ports	45
Choosing the Correct Cables for the 100BASE-X SFP Ports	46
SFP Operation	47
Approved 1000BASE-X SFP Transceivers	47
Approved 100BASE-X SFP Transceivers	48
Inserting an SFP Transceiver	49
Removing an SFP Transceiver	50
Installing and Removing the Optional Interface Module	50
Packing and Shipping the Switch 5500	51
The Switch 5500G	51
The Switch 5500SI and EI	52
The Switch 5500-EI PWRs	53
Setting Up for Management	55
Methods of Managing a Switch	56
Command Line Interface Management	56
Command Line Interface Management using SSH	57
Web Interface Management	57
SNMP Management	57
Setting Up Your Switch	58
IP Configuration	59
Preparing for Management	60
Manually Configuring the IP Information	61
Connecting to the Console Port	61
Connecting to a Front Panel Port	64
Viewing Automatically Configured IP Information	67
Using 3Com Network Director	67
Connecting to the Console Port	67
Setting Up Command Line Interface Management	69
User Interface Overview	69
CLI Management through the Console Port	69
CLI Management over the Network	69
Setting Up Command Line Interface Management using SSH	70
Setting Up Web Interface Management	71
Prerequisites	71
Web Management Over the Network	72
Setting Up SNMP Management	72
Prerequisites	72
Changing the Default Passwords	73
Downloading the Configuration Conversion Utility	74
Creating an XRN Stacking Fabric	75
How To Interconnect Units	75
Guidelines For Interconnecting Units	78
Unit Numbering within the Fabric	78
Problem Solving	81
Solving Problems Indicated by LEDs	82
Solving Hardware Problems	83
Solving Communication Problems	84
Solving Fabric Formation Problems	86
Upgrading Software	87
The Contents of the Executable File	88
Upgrading from the Command Line Interface	88
Introduction	88
TFTP	91
FTP (via a network port)	93
XModem (via the console cable)	94
Upgrading from the Bootrom Interface	95
Introduction	95
TFTP	97
FTP	97
XModem	98
Bootrom Upgrade	99
Bootrom Upgrade via TFTP	100
Bootrom Upgrade via FTP	100
Bootrom Upgrade via XModem	101
Safety Information	103
Power Cord Set - Japan	104
Important Safety Information	104
L’information de Sécurité Importante	107
Wichtige Sicherheitsinformationen	110
Información de Seguridad Importante	112
Importanti Informazioni di Sicurezza	115
Wa¿ne informacje o zabezpieczeniach	118
Pin-outs	123
Null Modem Cable	123
PC-AT Serial Cable	123
Modem Cable	124
Ethernet Port RJ-45 Pin Assignments	124
Technical Specifications	127
Switch 5500 (28 Port)	128
Switch 5500 PWR (28 Port)	129
Switch 5500 (52 Port)	130
Switch 5500 PWR (52 Port)	131
Switch 5500 FX (28 Port)	132
Switch 5500G-EI (24 Port)	133
Switch 5500G-EI PWR (24 Port)	134
Switch 5500G-EI (48 Port)	135
Switch 5500G-EI PWR (48 Port)	136
Switch 5500G-EI SFP (24-Port)	137
RPS	138
Earthing Lead	139
Obtaining Support for your Product	141
Register Your Product	141
Purchase Value-Added Services	141
Troubleshoot Online	142
Access Software Downloads	142
Telephone Technical Support and Repair	142
Contact Us	143
3Com Network Management	145
3Com Network Supervisor	145
3Com Network Director	146
3Com Network Access Manager	146
3Com Enterprise Management Suite	147
Integration Kit with HP OpenView Network Node Manager	147
Index	149