Configuring Mac Move Notification - Cisco 6500 Series Software Configuration Manual

Configuring MAC Move Notification

When configuring unicast flood protection, note the following syntax information:
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This example shows how to configure the system to filter unicast flood traffic for 5 minutes and set the
flood rate limit to 3000 fps:
Router(config)# mac-address-table unicast-flood limit 3 vlan 100 filter 5
Router # show mac-address-table unicast-flood
Unicast Flood Protection status: enabled
Configuration:
vlan
------+----------+-----------------+----------
100
Mac filters:
No.
-----+------+-----------------+------------------------------+------------------
Router(config)#
Configuring MAC Move Notification
When you configure MAC move notification, a message is generated when a MAC address moves from
one port to another.
The MAC address move notification feature does not generate a notification when a new MAC address
Note
is added to the CAM or when a MAC address is removed from the CAM.
To configure MAC move notification, perform this task:
Command
Step 1
Router(config)# [no] mac-address-table
notification mac-move
Step 2
Router# show mac-address-table notification
mac-move
Catalyst 6500 Series Switch Cisco IOS Software Configuration Guide—Release 12.1 E
23-22
Use the limit keyword to specify the unicast floods on a per source MAC address and per VLAN
basis; valid values are from 1 to 4000 floods per second (fps).
Use the filter keyword to specify how long to filter unicast flood traffic; valid values are from 1 to
34560 minutes.
Use the alert keyword to configure the system to send an alert message when frames of unicast
floods exceed the flood rate limit.
Use the shutdown keyword to configure the system to shut down the ingress port generating the
floods when frames of unicast floods exceed the flood rate limit.
Kfps action
3
vlan souce mac addr.
timeout
filter 5
installed on
Purpose
Enables MAC move notification globally.
Displays MAC move notification information.
Chapter 23 Configuring Network Security
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