Computer Networking
What is split horizon?

It holds the regular updates from broadcasting to a downed link.
It splits the traffic when you have a large bus (horizon) physical network.
Information about a route should not be sent back in the direction from which the original update came.
It prevents regular update messages from reinstating a route that has gone down.

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Computer Networking
You need to gather the IP address of a remote switch that is located in Hawaii. What can you do to find the address?

Issue the show ip arp command on the router connected to the switch.
Issue the show ip route command on the router connected to the switch.
Issue the show cdp neighbor command on the router connected to the switch.
Issue the show cdp neighbors detail command on the router connected to the switch.

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