使用命令后出现以下错误:
root@ubuntu:~# apt-get update
Temporary failure resolving 'mirrors.oschina.net'
Err http://mirrors.oschina.net raring-security Release.gpg
Temporary failure resolving 'mirrors.oschina.net'
Err http://mirrors.oschina.net raring-updates Release.gpg
Temporary failure resolving 'mirrors.oschina.net'
Err http://mirrors.oschina.net raring-proposed Release.gpg
Temporary failure resolving 'mirrors.oschina.net'
Err http://mirrors.oschina.net raring-backports Release.gpg
Temporary failure resolving 'mirrors.oschina.net'
Reading package lists... Done
W: Failed to fetch http://mirrors.oschina.net/ubuntu/dists/raring/Release.gpg Temporary failure resolving 'mirrors.oschina.net'
W: Failed to fetch http://mirrors.oschina.net/ubuntu/dists/raring-security/Release.gpg Temporary failure resolving 'mirrors.oschina.net'
W: Failed to fetch http://mirrors.oschina.net/ubuntu/dists/raring-updates/Release.gpg Temporary failure resolving 'mirrors.oschina.net'
W: Failed to fetch http://mirrors.oschina.net/ubuntu/dists/raring-proposed/Release.gpg Temporary failure resolving 'mirrors.oschina.net'
W: Failed to fetch http://mirrors.oschina.net/ubuntu/dists/raring-backports/Release.gpg Temporary failure resolving 'mirrors.oschina.net'
W: Some index files failed to download. They have been ignored, or old ones used instead.
折磨了许久后,设置 dns 后成功解决了此问题:
202.96.154.8 是深圳的 dns 服务器,之前设置的是 192.168.1.1 ,能够 ping 外网的ip,就是采用 apt-get update 不能正常使用。
重启网络服务:
/etc/init.d/networking restart
执行 apt-get update 成功: