Specifications

Chapter 3 Configuring Ethernet Switching
Managing the Catalyst 4224 Access Gateway Switch
3-20
Catalyst 4224 Access Gateway Switch Software Configuration Guide
OL-2031-02
Beginning in privileged EXEC mode, follow these steps to configure the dynamic
address table aging time.
Removing Dynamic Address Entries
Beginning in privileged EXEC mode, follow these steps to remove a dynamic
address entry:
You can remove all dynamic entries by using the clear mac-address-table
dynamic command in privileged EXEC mode.
Adding Secure Addresses
The secure address table contains secure MAC addresses and their associated
ports and VLANs. A secure address is a manually entered unicast address that is
forwarded to only one port per VLAN. If you enter an address that is already
assigned to another port, the switch reassigns the secure address to the new port.
Task Command
Step 1
Enter global configuration mode.
configure terminal
Step 2
Enter the number of seconds that dynamic
addresses are to be retained in the address
table. You can enter a number from 10 to
1000000.
mac-address-table aging-time
seconds
Step 3
Return to privileged EXEC mode.
end
Step 4
Verify your entry.
show mac-address-table
aging-time
Task Command
Step 1
Enter global configuration mode.
configure terminal
Step 2
Enter the MAC address to be removed from
dynamic MAC address table.
no mac-address-table dynamic
hw-addr
Step 3
Return to privileged EXEC mode.
end
Step 4
Verify your entry.
show mac-address-table