试题详情简答题NAT的原理及优缺点。正确答案: 原理:转换内部地址,转换外部地址,PAT,解决地址重叠问题。 优点:节省IP地址,能够处理地址重复的情况,增加了灵活性,消除了地址重新编号,隐藏了内部IP地址。 缺点:增加了延迟,丢失了端到端的IP的跟踪过程,不能够支持一些特定的应用(如:SNMP),需要更多的内存来存储一个NAT表,需要更多的CPU来处理NAT的过程。 答案解析:关注下方微信公众号,在线模考后查看热门试题 HSRP has EIGRP has been confiWhich of Two routersWhat is the device wHow many subnetworksWhen you are logged pany has Which two̳在一个运行OSPF的自治系统之内()Which of Why will a switch neWhat does̳The enable secret coWhich command shows In GLBP, Refer to tNetwork A̳You are the Cisco NeWhen setting