3Com 4007 Instruction Manual

http://www.3com.com/
Switch 4007
Release Notes
Management Module, Release 3.0.5
Layer 2 Switch Fabric Modules, Release 3.0.5
Layer 2 Switching Modules, Release 3.0.5
Multilayer Switching Modules, Releases 3.0.5
Part No. 10013820
Published August 2000

3Com Corporation
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Santa Clara, California
95052-8145
Copyright © 2000, 3Com Corporation. All rights reserved. No part of this documentation may be reproduced
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UNITED STATES GOVERNMENT LEGEND
If you are a United States government agency, then this documentation and the software described herein are
provided to you subject to the following:
All technical data and computer software are commercial in nature and developed solely at private expense.
Software is delivered as “Commercial Computer Software” as defined in DFARS 252.227-7014 (June 1995) or
as a “commercial item” as defined in FAR 2.101(a) and as such is provided with only such rights as are
provided in 3Com’s standard commercial license for the Software. Technical data is provided with limited rights
only as provided in DFAR 252.227-7015 (Nov 1995) or FAR 52.227-14 (June 1987), whichever is applicable.
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CONTENTS
1OVERVIEW
Scope 11
Important Notices 12
System Requirements 14
2RELEASE HIGHLIGHTS
Accelerated Address Aging 16
Purpose 16
How It Works 16
Recommendations 17
Interaction with Transcend Enterprise VLAN Manager 17
Advanced Autonegotiation 18
Sample Problem Description 18
How Advanced Autonegotiation Works 18
Configuration Options 19
Configuring Standard Autonegotiation 19
Configuring a Fixed Port State 19
Configuring Advanced Autonegotiation or Port Monitoring 19
Sample Configurations and System Behavior 20
Configuration A 20
Configuration B 20
Configuration C 21
Configuration D 21
Configuration E 21
Information Display 22
Important Considerations 22
LX 70 GBIC Transceiver 23
Trap Filtering 24
Available Trap Filters 24
Managing Traps 24

3RELEASE ISSUES FOR MANAGEMENT MODULES
Corrected Problems in Release 3.0.0 28
Operating Considerations for Release 3.0.5 29
Diagnostic events 29
Chassis Reset 29
Software Transfers 29
Password Access 30
System and Module Naming 30
Web Management 30
Known Problems in Release 3.0.5 30
Diagnostics 30
SLIP Interfaces 31
System Time 31
Software Downloads 31
4RELEASE ISSUES FOR SWITCH FABRIC MODULES
Corrected Problems in Release 3.0.0 34
System 34
Ethernet 34
Bridging 34
VLAN 34
Corrected Problems in Release 3.0.5 35
Bridging 35
Management 35
Problems Fixed in v3.0.5 Address Table 36
Problem Overview 36
Problem Detail 36
Work Around 37
Recommendations 37
Guidelines from FR003 TRANSCEND UNIX 5.0 UPDATE 37
Important Notes 39
Operating Considerations for Release 3.0.5 41
Staging 41
System 41
Management 41
Web-based Management 41
Ethernet 42

Transmit and Receive Ports on GBIC Modules 42
Bridging 42
Trunking 42
Resilient Links 43
VLANs 43
Known Problems for Release 3.0.5 44
System 44
Management 44
Ethernet 45
Trunking 45
VLANs 46
5RELEASE ISSUES FOR LAYER 2 SWITCHING MODULES
Corrected Problems in Release 3.0.0 48
System 48
Management 48
Ethernet 48
Bridging 48
VLANs 49
Corrected Problems in Release 3.0.5 49
Bridging 49
Management 50
NVRAM 51
Problems Fixed in v3.0.5 Address Table 51
Problem Overview 51
Problem Detail 52
Work Around 52
Recommendations 53
Guidelines from FR003 TRANSCEND UNIX 5.0 UPDATE 53
Important Notes 54
Operating Considerations for Release 3.0.5 57
System 57
Web-based Management 57
SNMP 57
57
Ethernet 57
Bridging 58

Trunking 59
VLANs 59
Known Problems in Release 3.0.5 60
System 60
Management 60
Ethernet 61
Bridging 61
Trunking 62
6RELEASE ISSUES FOR MULTILAYER SWITCHING MODULES
Corrected Problems in Release 3.0.0 66
System 66
Bridging 66
Virtual LANs (VLANs) 66
IP 66
QoS 66
Roving Analysis 66
Web Console 66
Ethernet 66
4-port Gigabit Ethernet Layer 3 Switching Module (GBIC) 67
Corrected Problems in Release 3.0.5 67
QoS 67
RMON 67
RMON-2 Network Management Applications 67
IP Policies 67
OSPF 68
VRRP 68
Problems Fixed in v3.0.5 Address Table 68
Problem Overview 68
Problem Detail 69
Work Around 69
Recommendations 70
Guidelines from FR003 TRANSCEND UNIX 5.0 UPDATE 70
Important Notes 71
Operating Considerations in Release 3.0.5 74
System 74
SNMP 74

RMON 75
Ethernet 75
Bridging 75
Backplane Port Trunking 76
Trunking 76
Packet Filtering 77
Virtual Router Redundancy Protocol (VRRP) 77
IP 77
IP Multicast 77
AppleTalk 77
QoS 78
Roving Analysis 79
Filter Builder 79
Transmit and Receive Ports on GBIC Modules 79
Web-based Management 79
VLANs 79
4-port GBIC Multilayer Switching Module (3CB9RG4) 80
Known Problems in Release 3.0.5 80
System 80
SNMP 80
Ethernet 81
Bridging 81
Trunking 82
VLANs 83
Internet Protocol (IP) 83
OSPF 83
Virtual Router Redundancy Protocol (VRRP) 84
IP Multicast 84
IPX 84
QoS 84
RSVP 85
RMON 85
Web-based Management 86
4-port GBIC Multilayer Switching Module (Model
Number 3CB9RG4) 86

7DOCUMENTATION CHANGES
Terminology 88
Ethernet 88
Internet Packet Exchange (IPX) 88
Important Considerations 89
Quality of Service (QoS) 90
Web-based Management 90
Resetting Modules 91
SNMP Traps 92
EME Command Changes in Release 3.0.5 92
Old command structure in software release 3.0.0: 92
New command structure in software release 3.0.5: 92
Examples 93
Setting SNMP Trap Destinations 94
8SOFTWARE INSTALLATION
Verifying Module Software Releases and Compatibility 96
Verifying Software Releases on an Existing System 96
Verifying Software Releases on a New System and Modules 98
How to Obtain the Latest Software 100
Where to Place the Software 100
Terminology for the EME Module 101
Clarifying Acronym Use 101
Terms for Redundant EME Modules 101
Prerequisites for Software Installation 102
Upgrading the EME Module to Release 3.0.5 104
Upgrading a Single EME Module 105
Upgrading Two EME Modules 106
Installing EMC Boot Software 108
Installing EMC Operational Software 108
Installing EME Boot Software 109
Installing EME Operational Software 109
Upgrading Layer 2 Switching Modules to Release 3.0.5 110
Upgrading Multilayer Switching Modules From 2.1 to 3.0.5 111

Upgrading Multilayer Switching Modules From 3.0 or 3.0.1 to 3.0.5 114
Transition Issues from Release 2.1 to 3.0 114
Upgrade Procedure 116
Updating Emergency Download Parameters 117
Downgrading Modules From 3.0.5 to 3.0.0 or 3.0.1 119
9REFERENCE
MIB Files 121
Entering Commands 122
Year 2000 Compliance 122
10 TECHNICAL SUPPORT
Online Technical Services 123
World Wide Web Site 123
3Com Knowledgebase Web Services 123
3Com FTP Site 124
3Com Bulletin Board Service 124
Access by Analog Modem 124
Access by Digital Modem 125
3Com Facts Automated Fax Service 125
Support from Your Network Supplier 125
Support from 3Com 125
Returning Products for Repair 127