Computer Networking
How to implement a network medium that is not susceptible to EMI. Which type of cabling should you use?

Fiber-optic cable
Thicknet coax
Category 5 UTP cable
Thinnet coax

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Computer Networking
What is route poisoning?

It prevents regular update messages from reinstating a route that has just come up.
It sends back the protocol received from a router as a poison pill, which stops the regular updates.
It is information received from a router that can't be sent back to the originating router.
It describes when a router sets the metric for a downed link to infinity.

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