3Com 4210G Series Configuration Manual page 971

To do...
Enter system view
Configure the MAC
Information queue
length
Setting the MAC Information queue length to 0 indicates that the device sends a Syslog or Trap
message to the network management device as soon as a new MAC address is learned or an existing
MAC address is deleted.
MAC Information Configuration Example
MAC Information Configuration Example
Network requirements
Host A is connected to a remote server (Server) through Device.
Enable MAC Information on GigabitEthernet 1/0/1 on Device. Device sends MAC address change
information using Syslog messages to Host B through GigabitEthernet 1/0/3. Host B analyzes and
displays the Syslog messages.
Figure 20-1 Network diagram for MAC Information configuration
Configuration procedure
1) Configure Device to send Syslog messages to Host B.
Refer to Information Center Configuration in the System Volume for details.
2) Enable MAC Information.
# Enable MAC Information on Device.
<Device> system-view
[Device] mac-address information enable
# Configure MAC Information mode as Syslog.
Use the command...
system-view
mac-address information
queue-length value
20-3
Remarks
—
Optional
50 by default