Specifications

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Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.3.0XO(15.1(1)XO)
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Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
switchport port-security
Note Sending traffic to the ports causes the system to c onfigure the port w ith sticky secure addresses.
You can verify your settings by using the show port-secu rity address privileged EXEC command.
Related Commands Command Description
show interfaces switchport Displays the administrative and operational status of a
switching (nonrouting) port.
show port-security Displays the port security settings for an interface or for the
switch.
switchport block Prevents the unknown multicast or unicast packets from
being forwarded.