3Com Switch 4500 26-Port

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278 CHAPTER 15: SYSTEM MAINTENANCE AND DEBUGGING

Table of Contents

Default Chapter1
- Default Chapter1
  - Configuration Guide1
  - Table of Contents3
- About this Guide13
1 Getting Started17
- Product Overview17
- Stacking Overview18
  - Brief Introduction18
  - Typical Networking Topology18
- Product Features18
- Logging in to the Switch19
- Command Line Interface26
  - Command Line View26
  - Features and Functions of Command Line30
- User Interface Configuration32
2 Port41
- Ethernet Port Configuration41
- Link Aggregation Configuration49
3 Vlan Operation59
- VLAN Configuration59
- Voice VLAN Configuration63
- Configuring Voice VLAN with a PC Downstream from Phone67
4 Power over Ethernet Configuration75
- Poe Overview75
- Poe Configuration76
5 Network Protocol Operation81
- IP Address Configuration81
- ARP Configuration85
- DHCP Configuration88
- Access Management Configuration95
- UDP Helper Configuration98
- IP Performance Configuration101
  - Displaying and Debugging IP Performance102
  - Troubleshooting IP Performance102
6 Ip Routing Protocol Operation105
- IP Routing Protocol Overview105
  - Selecting Routes through the Routing Table106
  - Routing Management Policy107
- Static Routes108
- Rip112
- IP Routing Policy123
7 Acl Configuration131
- Brief Introduction to ACL131
- 8 Igmp Snooping155
- 9 Stacking163
10 Rstp Configuration169
- STP Overview169
11 Configuration191
- IEEE 802.1X Overview191
- AAA and RADIUS Protocol Configuration204
12 File System229
- File System Overview229
- Configuring File Management231
13 MAC Address Table Management241
- Overview241
- MAC Address Table Configuration242
14 Device Management246
- Overview246
- Device Management Configuration246
15 System251
- Aintenance and Debugging251
- Basic System Configuration251
- Introduction to Remote-Ping256
- Remote-Ping Configuration257
- Logging Function259
16 Snmp Configuration281
- Overview281
- SNMP Versions and Supported MIB281
- Configuring SNMP282
- Displaying and Debugging SNMP286
- SNMP Configuration Example287
  - Reading Usmusr Table Configuration Example289
17 Rmon C291
- Overview291
- Configuring RMON291
18 Ntp Configuration295
- Overview295
19 Ssh Terminal Services313
- SSH Terminal Service313
20 Password Control Configuration Operations341
- Introduction to Password Control Configuration341
- Password Control Configuration343
- Configuring the Minimum Password Length345
- Configuring History Password Recording345
- Configuring User Login Password in Encryption Mode346
- Configuring Login Attempts Limitation and Failure Procession Mode346
- Configuring the Timeout for User Password Authentication347
- Displaying Password Control348
- Password Control Configuration Example348
  - Network Requirements348
  - Configuration Procedure349
Password Recovery Process351
- Introduction351
- CLI Commands Controlling Bootrom Access351
- Bootrom Interface352
- Setting up a RADIUS Server355
- Setting up the RADIUS Client384
Uthenticating the389
- Cisco Secure ACS (TACACS+) and the 3Com Switch 4500389
- Setting up the Cisco Secure ACS (TACACS+) Server389

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