cim能描述诸如桌面软件和硬件配置、cpu封装块的序列号以及某个特殊路由器端口上的流量水平等信息。
CIM can describe information such as desktop software and hardware configurations, the CPU box's serial number and traffic levels on a particular router port.
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。
As you can see, the NAT router stores the IP address and port number of each computer in the address translation table.
如果你是通过路由器连接到互联网的，那么对于互联网来说一般识别打开的端口。
If you connect to the Internet using a router, an open port typically is not visible to the Internet.
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