NAT : Network Address Translation  In the following home network, host 192.168.5.1 sends a HTTP request to a web server of IP address 129.112.40.6, and receives a HTTP response. Relating to this request, the NAT table at the home router has the following entry: WAN side addr WAN side port LAN side addr LAN side port 130.155.169.8 6123 192.168.5.1 3456   Complete the following table to show what you would observe at the home router's WAN interface point A and host 192.168.5.1's network interface point C. Datagram Observed at Source IP addr Source port Destination IP addr Destination port HTTP request point C [Fill in the blank] 3456 [Fill in the blank] 80 HTTP request point A [Fill in the blank] 6123 [Fill in the blank] 80 HTTP response point A [Fill in the blank] 80 [Fill in the blank] 6123 HTTP response point C [Fill in the blank] 80 [Fill in the blank] 3456   多项填空题