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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:
â– All ports on the switch with their Learn Mode and (alarm) Action
â– 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:
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