84 mac-address-table discard – CANOGA PERKINS CanogaOS Command Reference User Manual
Page 807

CanogaOS Command Line Reference
Revision 1.02
Proprietary & Confidential Canoga Pertkins Metro Ethernet Switches
Page 807 of 855
specified interface: 
Switch(config)# mac-address-table c2f3.220a.12f4 forward eth-0-1 vlan 4 
You can verify your setting by entering the show mac address-table privileged EXEC command. 
 
Related Commands 
show mac address-table
40.84 mac-address-table discard
Use the mac-address-table discard global configuration command on the switch to enable unicast 
MAC address filtering and to configure the switch to drop traffic with a specific source or destination 
MAC address. Use the no form of this command to return to the default setting. 
 
Command Syntax 
mac-address-table mac-addr discard 
no mac-address-table mac-addr discard 
mac-addr
Destination MAC address (unicast or multicast) to add to the address 
table. Packets with this destination address received in the specified 
VLAN are forwarded to the specified interface. 
 
Command Mode 
Global configuration
 
Default 
Unicast MAC address filtering is disabled. The switch does not drop traffic for specific source or 
destination MAC addresses. 
 
Usage 
Follow these guidelines when using this feature: 
Multicast MAC addresses, broadcast MAC addresses, and router MAC addresses are not supported. 
Packets that are forwarded to the CPU are also not supported. 
 
Examples 
This example shows how to enable unicast MAC address filtering and to configure the switch to drop 
packets that have a source or destination address of c2f3.220a.12f4. When a packet is received with 
this MAC address as its source or destination, the packet is dropped: 
Switch(config)# mac-address-table c2f3.220a.12f4 discard 
 
Related Commands 
mac-address-table forward
