Which of the following network design elements allows for many internal devices to share
one public IP address?
A.
DNAT
B.
PAT
C.
DNS
D.
DMZ
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Answer is wrong, it mentions nothing about ports, and therefore is DNAT
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The answer is actually correct “PAT” translates many to one…
Port Address Translation (PAT), is an extension to network address translation (NAT) that permits multiple devices on a local area network (LAN) to be mapped to a single public IP address. The goal of PAT is to conserve IP addresses.
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DNAT nat transaltes internal IP addresses to a few external addresses not a single address, that’s the difference between PAT and DNAT.
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