Cisco Systems N3KC3064TFAL3 Manual De Usuario

Purpose

Command or Action

The seconds range is from 0 to 1000000. The default is 300
seconds. Entering the value 0 disables the MAC aging. If a
VLAN is not specified, the aging specification applies to all
VLANs.

This example shows how to set the aging time for entries in the MAC address table to 1800 seconds (30
minutes):

switch#

configure terminal

switch(config) #

mac-address-table aging-time 1800

switch(config) #

Clearing Dynamic Addresses from the MAC Table

You can clear all dynamic entries in the MAC address table.

Purpose

Command

Clears the dynamic address entries from the MAC
address table.

switch(config)# clear mac-address-table dynamic
{address mac-addr} {interface [type slot/port |
port-channel number} {vlan vlan-id}

This example shows how to clear the dynamic entries in the MAC address table:

switch#

clear mac-address-table dynamic

Verifying the MAC Address Configuration

To display MAC address configuration information, perform one of these tasks:

Purpose

Command

Displays the MAC address aging time for all VLANs
defined in the switch.

switch# show mac-address-table aging-time

Displays the contents of the MAC address table.

switch# show mac-address-table

Cisco Nexus 3000 NX-OS Layer 2 Switching Configuration Guide, Release 5.0(3)U3(1)

OL-26590-01

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Configuring the MAC Address Table

Clearing Dynamic Addresses from the MAC Table