代码: 全选
wlp2s0@wlp2s0-computer:~$ ping www.sina.com.cn
PING spool.grid.sinaedge.com (61.158.251.244) 56(84) bytes of data.
64 bytes from 244.251.158.61.ha.cnc (61.158.251.244): icmp_seq=2 ttl=54 time=20.8 ms
64 bytes from 244.251.158.61.ha.cnc (61.158.251.244): icmp_seq=3 ttl=54 time=24.9 ms
64 bytes from 244.251.158.61.ha.cnc (61.158.251.244): icmp_seq=4 ttl=54 time=16.8 ms
64 bytes from 244.251.158.61.ha.cnc (61.158.251.244): icmp_seq=5 ttl=54 time=16.5 ms
64 bytes from 244.251.158.61.ha.cnc (61.158.251.244): icmp_seq=6 ttl=54 time=16.8 ms
64 bytes from 244.251.158.61.ha.cnc (61.158.251.244): icmp_seq=7 ttl=54 time=16.8 ms
64 bytes from 244.251.158.61.ha.cnc (61.158.251.244): icmp_seq=8 ttl=54 time=17.2 ms
64 bytes from 244.251.158.61.ha.cnc (61.158.251.244): icmp_seq=9 ttl=54 time=17.0 ms
64 bytes from 244.251.158.61.ha.cnc (61.158.251.244): icmp_seq=10 ttl=54 time=16.5 ms
前一部分244.251.158.61.ha.cnc是什么意思?