Users Guide

Layer 2

This section describes commands to configure Layer 2 features.

MAC Addressing Commands

The following commands are related to configuring, managing, and viewing MAC addresses.

clear mac-address-table

Clear the MAC address table of all MAC address learned dynamically.

Syntax

clear mac-address-table {dynamic | sticky }{address mac-address |

all | interface interface | vlan vlan-id}

Parameters

dynamic Enter the keyword dynamic to specify dynamically-learned

MAC addresses.

sticky Enter the keyword sticky to specify sticky MAC addresses.

address mac-

address

Enter the keyword address then a MAC address in

nn:nn:nn:nn:nn:nn format.

all Enter the keyword all to delete all MAC address entries in the

MAC address table.

interface interface Enter the following keywords and slot/port or number

information:

• For a Port Channel interface, enter the keywords port-

channel then a number.

• For a 10-Gigabit Ethernet interface, enter the keyword

TenGigabitEthernet then the slot/port[/subport]

information.

• For a 40-Gigabit Ethernet interface, enter the keyword

fortyGigE then the slot/port information.

vlan vlan-id Enter the keyword vlan then a VLAN ID number from 1 to 4094.

Command Modes EXEC Privilege

Layer 2 1189