A screening router can perform packet filtering based upon what data?

A.
Translated source destination addresses.

B.
Inverse address resolution.

C.
Source and destination port number.

D.
Source and destination addresses and application data.

Explanation:

The original answer was A (translated source destination address). I did not come across this term in
my reading. Screening router A screening router is one of the simplest firewall strategies to
implement. This is a popular design because most companies already have the hardware in place to
implement it. A screening router is an excellent first line of defense in the creation of your firewall
strategy. It’s just a router that has filters associated with it to screen outbound and inbound traffic
based on IP address and UDP and TCP ports.
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