ubuntu中 ping: www.baidu.com: Temporary failure in name resolution

 

001、问题

root@ubuntu01:/home# ping www.baidu.com                ## 测试网络连通性， 无法解析域名
ping: www.baidu.com: Temporary failure in name resolution

 

 

002、修改DNS配置文件

root@ubuntu01:/home# vim /etc/resolv.conf    ## 修改配置文件
nameserver 127.0.0.53
options edns0 trust-ad
search .
nameserver 8.8.8.8                           ## 在文件末尾追加这句，保存退出
:wq!

 

 

003、测试网络连通性

root@ubuntu01:/home# ping www.baidu.com
PING www.a.shifen.com (110.242.68.3) 56(84) bytes of data.
64 bytes from 110.242.68.3 (110.242.68.3): icmp_seq=1 ttl=128 time=12.7 ms
64 bytes from 110.242.68.3 (110.242.68.3): icmp_seq=2 ttl=128 time=19.6 ms
^C
--- www.a.shifen.com ping statistics ---
3 packets transmitted, 2 received, 33.3333% packet loss, time 2004ms
rtt min/avg/max/mdev = 12.692/16.129/19.566/3.437 ms