What Cisco Ios Command is Used to Display the Dynamic Contents of a Switch's Mac Address Table??

Which Cisco IOS Command is Used to Display Whether CDP is Enabled Globally?

To enable the CDP, use the cdp run command in global configuration mode. To disable CDP, use the no form of this command.

Which IOS Command is Used to Grant Access to a Switch Port Based on MAC Address?

switchport portsecurity macaddress sticky Issuing the switchport portsecurity macaddress sticky command will allow a switch to save a dynamically learned MAC address in the runningconfiguration of the switch, which prevents the administrator from having to document or configure specific MAC addresses.

What Command Would you Use if you Wanted to See a Condensed Display of Lines that Show a Status of Administratively Down?

You can mark an interface administratively down with the “ shutdown” command, and turn it on with the “no shutdown” command. If an interface is shut down , it will display administratively down when using the “show interface” command.

What are some Reasons that a Switchport Interface Would be in a down down State?

The cable is not connected to the switch.
The cable is connected to the switch, but the other end of the cable is not connected to the other device.
The cable is bad (physical problem)
The device at the other end of the cable is powered off.