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Using Passwords, Port Security, and Authorized IP Managers To Protect Against Unauthorized Access
Configuring and Monitoring Port Security
Using Passwords, Port
Security, and Authorized IP
CLI: Displaying Current Port Security Settings
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
Using the CLI To Display Port Security Settings.
Syntax:
show port-security
show port-security <port number>
show port-security [<port number>-<port number]. . .[,<port number>]
Without port parameters, show port-security displays Operating Control settings
for all ports on a switch. For example:
Figure 7-4. Example Port Security Listing (Ports 7 and 8 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: