$ ping www.v2ex.com PING v2ex.china.zgslb.net (61.55.189.226): 56 data bytes 64 bytes from 61.55.189.226: icmp_seq=0 ttl=50 time=11.143 ms 64 bytes from 61.55.189.226: icmp_seq=1 ttl=50 time=10.738 ms 64 bytes from 61.55.189.226: icmp_seq=2 ttl=50 time=10.801 ms 64 bytes from 61.55.189.226: icmp_seq=3 ttl=50 time=10.607 ms