NAT 技术原理：NAT：对IP数据报文中的IP地址进行转换，是一种在现网中被广泛部署的技术，一般部署在网络出口设备，例如路由器或防火墙上。 NAT的典型应用场景，在私有网络内部（园区、家庭）使用私有地址，出口设备部署NAT，对于“从内到外”的流量，网络设备通过NAT将数据包的源地址进行转换（转换成特定...

文章 2017-11-26 来自：开发者社区

NAT原理与配置

把我整理的NAT放在这儿，希望对热爱网络的人有所帮助，欢迎留言讨论。不过没有贴图，太麻烦了，大家原谅下^o^如果引用当然不要忘了出现我的blog地址哦！ NAT中文意思是“网络地址转换”，它是一个IETF(Internet Engineering Task Force, Internet工程任务组)标准，允许一个整体机构以一个公用IP（Internet Pr...

文章 2017-11-24 来自：开发者社区

网络地址转换（NAT）的原理与配置

随着网络的发展，公用IP地址的需求与日俱增。为了缓解公用IP地址的不足，并且保护公司内部服务器的私网地址，可以使用NAT（Network Address Translation，网络地址转换）技术将私网地址转化成为公网地址，缓解IP地址的不足，并且隐藏内部服务器的私网地址。 NAT的概述与现实方式 1. NAT概念网络地址转换（NA...

文章 2017-11-21 来自：开发者社区

IPtables之四：NAT原理和配置

NAT一般情况下分为SNAT，DNAT和PNAT 此篇主要讲述的是使用iptables配置NAT，所以这3种NAT的区别和应用场景就简单的说明一下 SNAT：源地址转换目标地址不变，重新改写源地址，并在本机建立NAT表项，当数据返回时，根据NAT表将目的地址数据改写为数据发送出去时候的源地址，并发送给主机目前大多都是解决内网用户用同一个公网地址上网的情况 DNAT：...

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