3Com 4200G 12-Port

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1-11

[Sysname] interface GigabitEthernet1/0/3

[Sysname-GigabitEthernet1/0/3] lacp enable

The three LACP-enabled ports can be aggregated into one dynamic aggregation group to implement

load sharing only when they have the same basic configuration (such as rate, duplex mode, and so on).

Main Page

About this Manual3
- Configuration Guide1
- Table of Contents3
- Obtaining Documentation5
- Related Documentation5
- Login6
  - Logging in to an Ethernet Switch8
  - Introduction to the User Interface8
- Logging in through the Console Port11
- Logging in through Telnet23
- Logging in Using a Modem34
- CLI Configuration38
- Logging in through NMS55
  - Introduction55
  - Connection Establishment Using NMS55
- Configuring Source IP Address for Telnet Service Packets56
  - Overview56
  - Displaying Source IP Address Configuration57
- User Control58
Configuration File Management65
- Configuration File Management66
  - Introduction to Configuration File66
  - Configuration Task List67
- Vlan70
VLAN Overview/Vlan Configuration71
- 1 VLAN Overview72
- 2 VLAN Configuration78
Static Routing85
- Introduction86
- Static Routing Configuration86
- Configuring a Static Route88
- Displaying and Maintaining a Routing Table88
- Static Route Configuration Example89
  - Basic Static Route Configuration Example89
Voice VLAN91
- Voice VLAN Configuration92
- Voice VLAN Overview92
- Voice VLAN Configuration98
- Displaying and Maintaining Voice VLAN101
- Voice VLAN Configuration Example102
  - Voice VLAN Configuration Example (Automatic Mode)102
  - Voice VLAN Configuration Example (Manual Mode)104
Gvrp Configuration106
- GVRP Configuration107
- Introduction to GVRP107
- GVRP Configuration110
- Displaying and Maintaining GVRP113
- GVRP Configuration Example113
# Display the VLAN Information Dynamically Registered on Switch E.117
- Combo Port Configuration118
- Ethernet Port Configuration118
- Initially Configuring a Port118
- Port Basic Configuration118
- Configuring Port Auto-Negotiation Speed119
- Enabling Flow Control on a Port120
- Limiting Traffic on Individual Ports120
- Configuring Loopback Detection for an Ethernet Port121
- Duplicating the Configuration of a Port to Other Ports121
- Enabling Loopback Test122
- Link Aggregation122
- Enabling the System to Test Connected Cable123
- Configuring the Interval to Perform Statistical Analysis on Port Traffic124
- Disabling Up/Down Log Output on a Port124
- Configuring a Port Group125
- Displaying and Maintaining Basic Port Configuration126
Link Aggregation Configuration127
- Link Aggregation Configuration128
- Overview128
- Link Aggregation Classification129
- Aggregation Group Categories131
- Link Aggregation Configuration133
- Displaying and Maintaining Link Aggregation Configuration136
- Link Aggregation Configuration Example136
  - Ethernet Port Aggregation Configuration Example136
- Port Isolation139
- Port Isolation Configuration Example141
Port Security Configuration/Port Binding Configuration143
- 1 Port Security Configuration144
- 2 Port Binding Configuration155
Mac Address Table Management157
- MAC Address Table Management158
- Overview158
- Configuring MAC Address Table Management161
- Displaying MAC Address Table Information164
  - Adding a Static MAC Address Entry Manually164
Mstp166
- MSTP Configuration168
- STP Overview168
- MSTP Overview176
- Configuring Root Bridge182
- Configuring Leaf Nodes195
- Performing Mcheck Operation200
- Configuring Guard Functions201
- Configuring Digest Snooping205
  - Introduction205
- Configuring Rapid Transition206
  - Introduction206
  - Configuring Rapid Transition208
- STP Maintenance Configuration209
- Displaying and Maintaining MSTP210
- Enabling Trap Messages Conforming to 802.1D Standard210
- MSTP Configuration Example210
Table of Contents213
- 802.1X Configuration215
- 2 Quick EAD Deployment Configuration237
- 3 HABP Configuration242
- 4 System Guard Configuration244
  - System-Guard Overview244
  - Configuring the System-Guard Feature244
Aaa Configuration246
- Default Chapter248
- 2 AAA Configuration257
- 3 EAD Configuration288
Mac Address Authentication Configuration291
- MAC Address Authentication Configuration292
- MAC Address Authentication Overview292
  - Performing MAC Address Authentication on a RADIUS Server292
  - Performing MAC Address Authentication Locally292
- Configuring Basic MAC Address Authentication Functions293
- Related Concepts293
  - MAC Address Authentication Timers293
  - Quiet MAC Address293
- MAC Address Authentication Enhanced Function Configuration294
  - MAC Address Authentication Enhanced Function Configuration Task List294
  - Configuring a Guest VLAN295
- Displaying and Maintaining MAC Address Authentication Configuration298
- MAC Address Authentication Configuration Examples298
IP Addressing Configuration/Ip Performance Optimization Configuration300
- 1 IP Addressing Configuration301
- 2 IP Performance Optimization Configuration305
Table of Contents309
- Arp Configuration310
- Introduction to ARP310
- Configuring ARP313
- Configuring Gratuitous ARP314
- Displaying and Debugging ARP314
- ARP Configuration Examples315
Dhcp Relay Agent Configuration/Dhcp/Bootp Client Configuration316
- Default Chapter317
- 2 DHCP Relay Agent Configuration321
- 3 DHCP/BOOTP Client Configuration330
Table of Contents333
- Dns Configuration334
- DNS Overview334
  - Static Domain Name Resolution334
  - Dynamic Domain Name Resolution334
- Configuring Domain Name Resolution335
  - Configuring Static Domain Name Resolution335
  - Configuring Dynamic Domain Name Resolution336
- Displaying and Maintaining DNS336
- DNS Configuration Examples337
  - Static Domain Name Resolution Configuration Example337
  - Dynamic Domain Name Resolution Configuration Example338
- Troubleshooting DNS339
Table of Contents340
- ACL Matching Order341
- Ways to Apply an ACL on a Switch342
- ACL Configuration343
- Types of Acls Supported by Switch 4200G Series343
- ACL Assignment348
- Displaying ACL Configuration351
- Example for Upper-Layer Software Referencing Acls352
  - Example for Controlling Telnet Login Users by Source IP352
  - Example for Controlling Web Login Users by Source IP352
- Example for Applying Acls to Hardware353
Table of Contents357
- Overview358
- Qos Features Supported by the Switch 4200G Series359
- Introduction to Qos Features360
- Qos Configuration370
- Qos Configuration Examples382
  - Traffic Policing Configuration Example382
Mirroring384
- Mirroring Configuration385
- Mirroring Overview385
  - Local Port Mirroring385
  - Remote Port Mirroring386
- Mirroring Configuration387
  - Configuring Local Port Mirroring388
  - Configuring Remote Port Mirroring389
- Displaying Port Mirroring392
- Mirroring Configuration Examples392
  - Local Port Mirroring Configuration Example392
  - Remote Port Mirroring Configuration Example393
Stack/Cluster397
- 1 Stack398
- 2 Cluster404
Snmp Configuration/Rmon Configuration430
- 1 SNMP Configuration431
- 2 RMON Configuration439
Table of Contents444
- 1 Multicast Overview446
- 2 IGMP Snooping Configuration458
- 3 Common Multicast Configuration478
Ntp Configuration480
- Introduction to NTP481
- NTP Configuration481
- Configuring NTP Implementation Modes486
- NTP Configuration Task List486
- Configuring Access Control Right490
  - Configuration Prerequisites490
  - Configuration Procedure490
- Configuring NTP Authentication491
  - Configuration Prerequisites491
  - Configuration Procedure492
- Configuring Optional NTP Parameters493
- Configuration Examples495
- Displaying NTP Configuration495
Ssh Configuration503
- SSH Configuration504
- SSH Overview504
- SSH Server and Client507
- Configuring the SSH Server508
- Configuring the SSH Client517
- Displaying and Maintaining SSH Configuration526
- Comparison of SSH Commands with the same Functions527
- SSH Configuration Examples528
File System Management Configuration550
- Directory Operations551
- File System Configuration Tasks551
- File System Management Configuration551
- File Operations552
- Flash Memory Operations553
- Prompt Mode Configuration553
  - File System Configuration Example554
- File Attribute Configuration555
- Introduction to File Attributes555
- Booting with the Startup File556
- Configuring File Attributes556
Ftp and Sftp Configuration/Tftp Configuration558
- 1 FTP and SFTP Configuration559
- 2 TFTP Configuration578
  - Introduction to TFTP578
    - TFTP Configuration: a Switch Operating as a TFTP Client579
    - TFTP Configuration Example580
Information Center583
- Information Center584
  - System Information Format587
- Information Center Configuration590
- Displaying and Maintaining Information Center597
- Information Center Configuration Examples598
Table of Contents603
- 1 Boot ROM and Host Software Loading604
- 2 Basic System Configuration and Debugging619
- 3 Network Connectivity Test622
  - Ping622
  - Tracert622
- 4 Device Management623
Remote-Ping Configuration630
- Remote-Ping Configuration631
- Remote-Ping Configuration634
  - Displaying Remote-Ping Configuration645
- Remote-Ping Configuration Examples645
Poe Profile Configuration662
- Poe Configuration663
- Poe Overview663
  - Introduction to Poe663
  - Poe Features Supported by Switch 4200G663
- Poe Configuration Example669
- Introduction to Poe Profile671
- Poe Profile Configuration671
- Displaying Poe Profile Configuration672
- Poe Profile Configuration Example673
  - Poe Profile Application Example673
Smart Link Configuration/Monitor Link Configuration675
- 1 Smart Link Configuration676
- 2 Monitor Link Configuration684
Ipv6 Configuration/Ipv6 Application Configuration691
- 1 Ipv6 Configuration692
- 2 Ipv6 Application Configuration711

3Com 4200G 12-Port - Page 138

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