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Layer 2
This chapter describes commands to configure Layer 2 features.
This chapter contains the following sections:
● MAC Addressing Commands
● Virtual LAN (VLAN) Commands
Topics:
• MAC Addressing Commands
• Virtual LAN (VLAN) Commands
MAC Addressing Commands
The following commands are related to configuring, managing, and viewing MAC addresses:
● clear mac-address-table dynamic
● mac-address-table aging-time
● mac-address-table station-move refresh-arp
● show cam mac stack-unit
● show mac-address-table
clear mac-address-table dynamic
Clear the MAC address table of all MAC addresses learned dynamically.
Syntax
clear mac-address-table dynamic {address mac-address | all | interface
interface | vlan vlan-id}
Parameters
address mac-
address
Enter the keyword address followed by 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 10-Gigabit Ethernet interface, enter the keyword
TenGigabitEthernet followed by the slot/port information.
vlan vlan-id Enter the keyword vlan followed by a VLAN ID number from 1 to 4094.
Command Modes EXEC Privilege
Supported Modes All Modes
Command
History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.4(0.0) Supported on the FN I/O Aggregator.
8.3.17.0 Supported on the M I/O Aggregator.
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