配置网卡出现的问题

 今天配置了一个网卡配置文件，用dhclient  获取ip 后， 修改网卡配置文件。

ping   www.baidu.com    就出现了 下面的错误，  不知道什么原因？ 

希望大师兄，老师帮忙看看这是什么情况.

64 bytes from 61.135.169.121: icmp_seq=7 ttl=128 time=11686 ms (DUP!)

64 bytes from 61.135.169.121: icmp_seq=2 ttl=128 time=16686 ms (DUP!)

64 bytes from 61.135.169.121: icmp_seq=1 ttl=128 time=17687 ms (DUP!)

64 bytes from 61.135.169.121: icmp_seq=10 ttl=128 time=3000 ms (DUP!)

64 bytes from 61.135.169.121: icmp_seq=4 ttl=128 time=14686 ms (DUP!)

64 bytes from 61.135.169.121: icmp_seq=3 ttl=128 time=15686 ms (DUP!)

64 bytes from 61.135.169.121: icmp_seq=8 ttl=128 time=10683 ms (DUP!)

64 bytes from 61.135.169.121: icmp_seq=9 ttl=128 time=9683 ms (DUP!)

64 bytes from 61.135.169.121: icmp_seq=5 ttl=128 time=13686 ms (DUP!)

64 bytes from 61.135.169.121: icmp_seq=6 ttl=128 time=12686 ms (DUP!)

64 bytes from 61.135.169.121: icmp_seq=7 ttl=128 time=11686 ms (DUP!)

64 bytes from 61.135.169.121: icmp_seq=2 ttl=128 time=16686 ms (DUP!)

64 bytes from 61.135.169.121: icmp_seq=1 ttl=128 time=17687 ms (DUP!)

64 bytes from 61.135.169.121: icmp_seq=10 ttl=128 time=3000 ms (DUP!)

64 bytes from 61.135.169.121: icmp_seq=4 ttl=128 time=14686 ms (DUP!)

64 bytes from 61.135.169.121: icmp_seq=3 ttl=128 time=15686 ms (DUP!)

64 bytes from 61.135.169.121: icmp_seq=8 ttl=128 time=10683 ms (DUP!)

64 bytes from 61.135.169.121: icmp_seq=9 ttl=128 time=9684 ms (DUP!)

64 bytes from 61.135.169.121: icmp_seq=5 ttl=128 time=13687 ms (DUP!)