3com 3C17300 Owner's Manual download pdf (Page 53)

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.

The topics covered are:

■ Solving Problems Indicated by LEDs

■ Solving Hardware Problems

■ Solving Communication Problems

■ Solving Software Upgrade Problems

If you experience a problem that is not listed here, it may be included in

the support section of the SuperStack 3 Switch Management Interface

Reference Guide on the CD-ROM that accompanies your Switch.

For Technical Support information, see Appendix D.

DUA1730-0AAA02.book Page 53 Thursday, January 23, 2003 12:28 PM

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SuperStack 1
Switch 4200 Series 1
Getting Started Guide 1
3Com Corporation 2
5400 Bayfront Plaza 2
Santa Clara, California 2
95052-8145 2
CONTENTS 3
3 SETTING UP FOR MANAGEMENT 4
4 PROBLEM SOLVING 4
A SAFETY INFORMATION 5
B PIN-OUTS 5
C TECHNICAL SPECIFICATIONS 5
D TECHNICAL SUPPORT 5
REGULATORY NOTICES 6
ABOUT THIS GUIDE 7
Table 1 Notice Icons 8
Table 2 Text Conventions 8
Related 9
Product 10
Registration 10
Documentation 10
Comments 10
INTRODUCING THE 11
SUPERSTACK 3 SWITCH 4200 11
About the Switch 12
4200 Series 12
— Front View 13
Table 4 LED behavior 15
— Rear View Detail 17
Table 5 Default Settings 18
INSTALLING THE SWITCH 19
Choosing a Suitable 20
Rack-mounting 21 21
Placing Units On 23
Top of Each Other 23
The Power-up 24
Sequence 24
The Power-up Sequence 25 25
Color State 25
GBIC Operation 27 27
■ Fiber SC connector 28
GBIC Ports 29
Transceiver 29
SETTING UP FOR MANAGEMENT 31
Setting Up 32
Overview 32
Setting Up Overview 33 33
Manually 35
Configuring IP 35
Information 35
■ IP address — 169.254.100.99 36
■ Subnet mask — 255.255.0.0 36
■ A suitable cable: 39
■ 19,200 baud 40
■ 8 data bits 40
■ no parity 40
■ 1 stop bit 40
■ no hardware flow control 40
Viewing 42
Automatically 42
Configured IP 42
Methods of 45
Managing a Switch 45
Command Line 47
Interface 47
Management 47
✓ ✓ ✓ ✓ ✓ ✓ 48
✕ ✓ ✓ ✓ ✓ ✕ 48
✓ ✓ ✓ ✓ ✓ ✕ 48
Setting Up SNMP 49
Default Users and 50
Passwords 50
Switch CD-ROM 51
PROBLEM SOLVING 53
Solving Problems 54
Indicated by LEDs 54
Solving Hardware 55
Problems 55
Solving 55
Communication 55
Solving Stack 56
Formation 56
Solving Software 57
Upgrade Problems 57
58 CHAPTER 4: PROBLEM SOLVING 58
SAFETY INFORMATION 59
Important Safety Information 60
PPENDIX A: SAFETY INFORMATION 62
PIN-OUTS 67
RJ-45 Pin 68
Assignments 68
1000BASE-T RJ-45 69
Pin Assignments 69
Table 13 Pin assignments 70
TECHNICAL SPECIFICATIONS 71
Switch 4250T 73
(3C17302) 73
Switch 4228G 74
(3C17304) 74
TECHNICAL SUPPORT 75
Network Supplier 76
Support from Your 76
■ Diagnostic error messages 77
Asia, Pacific Rim 78
Returning Products 79
PPENDIX D: TECHNICAL SUPPORT 80

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