clear mac address-table
clear mac address-table
Use the clear mac address-table privileged EXEC command to delete from the MAC address table a
specific dynamic address, all dynamic addresses on a particular interface, or all dynamic addresses on a
particular VLAN. This command also clears the MAC address notification global counters.
Beginning with Cisco IOS Release 12.1(11)EA1, the clear mac address-table command replaces the
Note
clear mac- address-table command (with the hyphen).
Syntax Description
dynamic
dynamic address
mac-addr
dynamic interface
interface-id
dynamic vlan vlan-id
notification
Command Modes
Privileged EXEC
Command History
Release
12.1(4)EA1
12.1(8)EA1
12.1(11)EA1
Examples
This example shows how to remove a specific MAC address from the dynamic address table:
Switch# clear mac address-table dynamic address 0008.0070.0007
You can verify that information was deleted by entering the show mac address-table privileged EXEC
command.
Catalyst 3550 Multilayer Switch Command Reference
2-38
clear mac address-table {dynamic [address mac-addr | interface interface-id | vlan vlan-id] |
notification}
Delete all dynamic MAC addresses.
(Optional) Delete the specified dynamic MAC address.
(Optional) Delete all dynamic MAC addresses on the specified physical port
or port channel.
(Optional) Delete all dynamic MAC addresses for the specified VLAN. Valid
IDs are from 1 to 4096.
Clear the notifications in the history table and reset the counters.
Modification
This command was first introduced.
The notification keyword was added.
The clear mac-address-table command was replaced by the clear mac
address-table command.
Chapter 2
Cisco IOS Commands
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