How can you secure an unused switch port?
- Add IP Filter to the interface
- Set the speed to 10 Mb
- Shut down the port
- Set the VLAN to VLAN1
The correct answer is 3.
One of the recommendations for hardening (securing) from the NSA for an IOS device is to disable unused interfaces. In a Cisco environment, disabling an interface is done with the shutdown command.
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