Configuring and Monitoring Port Security
Port Security
Displaying Port Security Settings.
Syntax: show port-security
show port-security <port number>
show port-security [<port number>-<port number>]. . .[,<port number>]
The CLI uses the same command to provide two types of port
security listings:
• All ports on the switch with their Learn Mode and (alarm)
Action
• Only the specified ports with their Learn Mode, Address
Limit, (alarm) Action, and Authorized Addresses
Without port parameters,
show port-security displays Operating
Control settings for all ports on a switch.
Figure 13-2. Example Port Security Listing (Ports A7 and A8 Show the Default
Setting)
With port numbers included in the command, show port-security displays Learn
Mode, Address Limit, (alarm) Action, and Authorized Addresses for the spec-
ified ports on a switch. The following example lists the full port security
configuration for a single port:
13-9
