【摘要】 介绍了网络地址转换器（NAT）的基本原理和类型,总结了NAT的几种用途和它的应用现状,并对NAT的应用局限性进行了分析。探讨了NAT与几种网络安全协议的兼容性问题,重点分析了与IPSec协议的共存问题,并给出了解决办法。更多还原

【Abstract】 Introduced the principle and type of network address translator(NAT),it also summarizes the several applications of NAT and analyzes the limitation when using NAT. The compatibility of NAT and several network security protocols has been discussed deeply,especially the effects on IPSec,then solutions are provided.更多还原