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16.7 mac address-table security
Description
The mac address-table security command is used to configure security of
the MAC address table in a specified VLAN.
Syntax
mac address-table security vid
vid
max-learn
number
{ forward | drop |
disable }
Parameter
vid
—— Speicify the VLAN ID to configure its MAC address table.
number
—— Configure the threshold of the MAC address table in this VLAN. It
ranges from 0 to 16383.
forward | drop | disable
—— Choose the mode when learned MAC number
exceeds the threshold of the MAC address table in this VLAN.
• Drop: The packets will be dropped when learned MAC number exceeds
the threshold of the MAC address table in this VLAN..
• Forward: The packets will be forward but not be learned when learned
MAC number exceeds the threshold of the MAC address table in this
VLAN..
• Disable: The threshold of the MAC address table is disabled.
Command Mode
Global Configuration Mode
Privilege Requirement
Only Admin, Operator and Power User level users have access to these
commands.
Example
Configure the max learned MAC address number is VLAN 2 as 1000, and drop
the packets that have no match in the MAC address table:
T1600G-52TS(config)# mac address-table security vid 2 max-learn 1000
drop
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