Centos 为什么跟踪路由会在中间跳超时的情况下到达目的地？
当traceroute在中间跳上超时时，它如何能够继续到目的地，如下所示Centos 为什么跟踪路由会在中间跳超时的情况下到达目的地？,centos,traceroute,Centos,Traceroute,当traceroute在中间跳上超时时，它如何能够继续到目的地，如下所示 [root@localhost network-scripts]# traceroute -I www.google.com traceroute to www.google.com (216.58.196.228), 30 hops max, 60 byte packets 1 gateway (10.0.2.2) 0.531 ms 0.355 ms 0.448 ms 2 * * * 3 * * *
[root@localhost network-scripts]# traceroute -I www.google.com
traceroute to www.google.com (216.58.196.228), 30 hops max, 60 byte packets
1 gateway (10.0.2.2) 0.531 ms 0.355 ms 0.448 ms
2 * * *
3 * * *
4 osk009nasgw111.IIJ.Net (202.32.116.129) 366.682 ms 366.562 ms 366.368 ms
5 osk004bb01.IIJ.Net (202.32.116.5) 366.206 ms 366.062 ms 365.879 ms
6 osk004ix50.IIJ.Net (58.138.107.166) 363.375 ms 125.516 ms 125.391 ms
7 210.130.133.86 (210.130.133.86) 125.574 ms 125.520 ms 137.085 ms
8 108.170.243.65 (108.170.243.65) 137.103 ms 137.491 ms 137.364 ms
9 108.170.238.93 (108.170.238.93) 138.227 ms 138.147 ms 101.212 ms
10 kix06s01-in-f4.1e100.net (216.58.196.228) 100.566 ms 100.791 ms 235.679 ms
在这里回答我自己的问题
中间的服务器可以拒绝ICMP请求，但一旦TTL被递增以用于后续传输，它仍将传递分组到下一个服务器。