![The TCP/IP Guide - IP NAT Port-Based ("Overloaded") Operation: Network Address Port Translation (NAPT) / Port Address Translation (PAT) The TCP/IP Guide - IP NAT Port-Based ("Overloaded") Operation: Network Address Port Translation (NAPT) / Port Address Translation (PAT)](http://www.tcpipguide.com/free/diagrams/ipnatpat.png)
The TCP/IP Guide - IP NAT Port-Based ("Overloaded") Operation: Network Address Port Translation (NAPT) / Port Address Translation (PAT)
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