3Com 4500G Family Configuration Manual page 632

Figure 1-2 Network diagram for HABP configuration
Configuration procedure
1) Configure Switch A
# Perform 802.1X related configurations on Switch A. For detailed configurations, refer to 802.1X
Configuration in the Security Volume.
# Enable HABP.
<SwitchA> system-view
[SwitchA] habp enable
# Configure HABP to work in server mode, allowing HABP packets to be transmitted in the management
VLAN. (By default, the management VLAN of the switch is VLAN 1. For more information about
management VLAN, refer to Cluster Management Configuration in the System Volume.)
[SwitchA] habp server vlan 1
# Set the interval to send HABP request packets to 50 seconds.
[SwitchA] habp timer 50
2) Configure Switch B and Switch C
Configure Switch B and Switch C to work in HABP client mode. This configuration is usually
unnecessary because HABP is enabled and works in client mode by default.
3) Verify your configuration
# Display HABP configuration information.
<SwitchA> display habp
Global HABP information:
HABP Mode: Server
Sending HABP request packets every 50 seconds
Bypass VLAN: 1
# Display HABP MAC address table entries.
<SwitchA> display habp table
MAC Holdtime
001f-3c00-0030 53
001f-3c00-0031 53
Receive Port
GigabitEthernet 1/0/1
GigabitEthernet 1/0/2
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