10分钟带你快速了解计算机网络我们学习计算机网络,肯定是要看7层网络体系的。分别是应用层,表示层,会话层,传输层,网络层,数据链路层和物理层。但是分得这么详细,工程上实现起来是很麻烦的,我们为了方便实现,进行了简化。如下所示:下面我们开始研究:先来看链接层,我们主要研究广域网和局域网。先来看WAN,主要由传统电话拨接,整合服务数字网络 (Integrated Services Digital Ne
NAT的四种类型及类型检测2【很好】表 9.1 Cone NAT 種類NAT Type OperationFull Cone Any external host can nd a packet to the internal host, by nding a packet to the mapped external address.Restricted Cone (Address Res
NAT的四种类型及类型检测2【很好】表 9.1 Cone NAT 種類NAT Type OperationFull Cone Any external host can nd a packet to the internal host, by nding a packet to the mapped external address.Restricted Cone (Address Res