The NAT router checks the routing table to see if it has an entry for the destination address.

这个nat路由器检查它的路由表，查看有没有包含这个数据包目的地址的条目。

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As you can see, the NAT router stores the IP address and port number of each computer in the address translation table.

正如你所见， NAT 路由器将每台计算机的 IP 地址和端口号都存储在地址转换表中。

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Lastly, along with campus fact and equipment, using technology of VLAN, NAT, router access-list and network traffic flow monitoring system, we carry out basic security defense of campus network.

最后，结合校园网的实际，根据现有设备条件，运用VLAN技术、NAT技术、路由器访问列表以及流量监控实现了对校园网的基本安全防护。

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