mac-security limit-learning

Limit MAC address learning to limit the number of forwarding database entries to protect the FDB.

Syntax

Command Parameters

enable
Limits the MAC learning for the port.
limit-learning max-addrs <max-addrs>
Specifies the maximum number of MAC addresses to learn. The default is 1024.
port {slot/port[/sub-port] [-slot/port[/sub-port]] [,...]}

Identifies the slot and port in one of the following formats: a single slot and port (slot/port), a range of slots and ports (slot/port-slot/port), or a series of slots and ports (slot/port,slot/port,slot/port). If the platform supports channelization and the port is channelized, you must also specify the sub-port in the format slot/port/sub-port.

Default

None

Command Mode

GigabitEthernet Interface Configuration

Usage Guidelines

This command does not apply to all hardware platforms. For more information about feature support, see Fabric Engine Feature Support Matrix.