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In terms of NAT usage, what does PAT offer?
provides dynamic configuration for IP addresses
conserves unregistered IP addresses
provides one-to-one IP address translation
provides many-to-one address translation
Port Address Translation provides many-to-one address translation. It maps multiple IP addresses to one or a few IP addresses and identifies a unique source port number in each session. NAT-PT is used for IPv4-IPv6 communication.
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