About the description of Network Address Port Translation (NAPT) and the Translate only network addresses (No-PAT), which of the following statement is true?

About the description of Network Address Port Translation (NAPT) and the Translate only network addresses (No-PAT), which of the following statement is true?
A . No-PAT supports protocol address translation at the network layer
B . No-PAT only supports protocol port conversion at the transport layer
C . After NATP translation, for external users, all messages will only come from the same 1P address
D . NAPT only supports protocol address translation at the network layer

View Answer

Answer: C