An administrator needs to provide Internet access to all internal systems using a single IP
address. Which of the following should the administrator implement?
A.
NAT
B.
Virtual switching
C.
VLAN tagging
D.
PAT
Explanation:
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D is the correct, isn’t it?
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I initially went for A, but wondered what Pat was. So I looked it up.
http://blog.boson.com/bid/53313/NAT-and-PAT-What-s-the-Difference
Short tale:
Nat is a one-to-one mechanism.
Pat is a one-to-many mechanism.
So in hindsight I would go for PAT as it says: all the internal ip addresses need to be made to one single address.
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It’s PAT! D.
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But you better answer A because they haven’t fixed the answer.
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