师太，不带这么玩的~~~50M的联通线路卡啊

PING 123.232.123.199 (123.232.123.199): 56 data bytes
64 bytes from 123.232.123.199: icmp_seq=0 ttl=48 time=246.692 ms
64 bytes from 123.232.123.199: icmp_seq=1 ttl=48 time=275.835 ms
64 bytes from 123.232.123.199: icmp_seq=2 ttl=48 time=300.653 ms
64 bytes from 123.232.123.199: icmp_seq=3 ttl=48 time=312.750 ms
Request timeout for icmp_seq 4
64 bytes from 123.232.123.199: icmp_seq=4 ttl=48 time=1546.445 ms
64 bytes from 123.232.123.199: icmp_seq=5 ttl=48 time=584.511 ms
64 bytes from 123.232.123.199: icmp_seq=6 ttl=48 time=278.887 ms
64 bytes from 123.232.123.199: icmp_seq=7 ttl=48 time=213.225 ms

--- 123.232.123.199 ping statistics ---
8 packets transmitted, 8 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 213.225/469.875/1546.445/420.606 ms