你运行一下 "host ftp.us.debian.org" 看看呢
于 2013年10月31日 14:01, qspy wang 写道: > 本来好好 的，今天开机忽然firefox就不能上网了，apt-get 也不能用了，但是 > chrome 可以上网，ping www.google.com 是通的，调出 /etc/resolv.conf 中 > 的 dns， 也是可以 ping 得通的。 > 各位可知这是什么问题？ > > $ sudo apt-get update > 错误 http://ftp.us.debian.org wheezy Release.gpg > 无法解析域名“ftp.us.debian.org” > 错误 http://mirrors.163.com wheezy Release.gpg > 无法解析域名“mirrors.163.com” > 错误 http://security.debian.org wheezy/updates Release.gpg > 无法解析域名“security.debian.org” > 正在读取软件包列表... 完成 > W: 无法下载 http://mirrors.163.com/debian/dists/wheezy/Release.gpg 无 > 法解析域名 “mirrors.163.com” > > W: 无法下载 http://security.debian.org/dists/wheezy/updates > /Release.gpg 无法解析域名 “security.debian.org” > > W: 无法下载 http://ftp.us.debian.org/debian/dists/wheezy > /Release.gpg 无法解析域名 “ftp.us.debian.org” > > W: Some index files failed to download. They have been ignored, or old > ones used instead. > > > $ ping www.google.com > PING www.google.com (173.194.72.103) 56(84) bytes of data. > 64 bytes from tf-in-f103.1e100.net (173.194.72.103): icmp_req=2 ttl=45 > time=75.5 ms > 64 bytes from tf-in-f103.1e100.net (173.194.72.103): icmp_req=3 ttl=45 > time=73.9 ms > 64 bytes from tf-in-f103.1e100.net (173.194.72.103): icmp_req=5 ttl=45 > time=75.3 ms > 64 bytes from tf-in-f103.1e100.net (173.194.72.103): icmp_req=6 ttl=45 > time=74.1 ms > ^C > --- www.google.com ping statistics --- > 6 packets transmitted, 4 received, 33% packet loss, time 5010ms > rtt min/avg/max/mdev = 73.976/74.753/75.502/0.717 ms > > > > $ ping 8.8.8.8 > PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data. > 64 bytes from 8.8.8.8: icmp_req=2 ttl=42 time=107 ms > 64 bytes from 8.8.8.8: icmp_req=3 ttl=42 time=108 ms > 64 bytes from 8.8.8.8: icmp_req=5 ttl=42 time=107 ms > 64 bytes from 8.8.8.8: icmp_req=6 ttl=42 time=108 ms > ^C > --- 8.8.8.8 ping statistics --- > 6 packets transmitted, 4 received, 33% packet loss, time 5021ms > rtt min/avg/max/mdev = 107.665/108.182/108.694/0.399 ms > > > -- > 致 > 礼！ > Qspy -- ------------------------------------------------------------ yours Choury
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