This a good VPN source
源代码在线查看: icmp-pub-flow.txt
10:0:0:64:64:45 10:0:0:64:64:fe ip 98: 192.0.2.1 > 192.0.1.1: icmp: echo request (DF) 10:0:0:64:64:45 10:0:0:64:64:fe ip 98: 192.0.2.1 > 192.0.1.1: icmp: echo request (DF) 10:0:0:64:64:45 10:0:0:64:64:fe ip 98: 192.0.2.1 > 192.0.1.1: icmp: echo request (DF) 10:0:0:64:64:45 10:0:0:64:64:fe ip 98: 192.0.2.1 > 192.0.1.1: icmp: echo request (DF) 10:0:0:64:64:45 10:0:0:64:64:fe ip 98: 192.0.2.1 > 192.0.1.1: icmp: echo request (DF) 10:0:0:64:64:45 10:0:0:64:64:fe ip 98: 192.0.2.1 > 192.0.1.1: icmp: echo request (DF) 10:0:0:64:64:45 10:0:0:64:64:fe ip 98: 192.0.2.1 > 192.0.1.1: icmp: echo request (DF) 10:0:0:64:64:45 10:0:0:64:64:fe ip 98: 192.0.2.1 > 192.0.1.1: icmp: echo request (DF)