Network Address Translator (NAT)-Friendly Application Design Guidelines

摘要

This document discusses those things that application designers mightwish to consider when designing new protocols. While many commonInternet applications will operate cleanly in the presence of NetworkAddress Translators, others suffer from a variety of problems whencrossing these devices. Guidelines are presented herein to helpensure new protocols and applications will, to the extent possible,be compatible with NAT (Network Address Translation).