4 Command Line Interface

clear mac-address-table dynamic

This command removes any learned entries from the forwarding database and clears the transmit and receive counts for any static or system configured entries.

Default Setting

None

Command Mode

Privileged Exec

Example

Console#clear mac-address-table dynamic

Console#

show mac-address-table

This command shows classes of entries in the bridge-forwarding database.

Syntax

show mac-address-table [address mac-address[mask]] [interface interface] [vlan vlan-id] [sort {address vlan interface}]

•mac-address- MAC address.

•mask - Bits to match in the address.

•interface

•ethernet unit/port

-unit - This is unit 1.

-port - Port number. (Range: 1-8)

•port-channel channel-id(Range: 1-4)

•vlan-id- VLAN ID (Range: 1-4094)

•sort - Sort by address, vlan or interface.

Default Setting

None

Command Mode

Privileged Exec

Command Usage

•The MAC Address Table contains the MAC addresses associated with each interface. Note that the Type field may include the following types:

-Learned - Dynamic address entries

-Permanent - Static entry

-Delete-on-reset - Static entry to be deleted when system is reset

•The mask should be hexadecimal numbers (representing an equivalent bit mask) in the form xx-xx-xx-xx-xx-xx that is applied to the specified MAC address. Enter hexadecimal numbers, where an equivalent binary bit “0”

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