我尝试使用以 root 身份运行的命令 apt-get update 来更新我的 debian dreamplug 服务器并收到这些错误。
Err http://security.debian.org lenny/updates Release.gpg
Could not resolve 'security.debian.org'
Err http://security.debian.org lenny/updates/main Translation-en_US
Could not resolve 'security.debian.org'
Err http://security.debian.org lenny/updates/contrib Translation-en_US
Could not resolve 'security.debian.org'
Err http://security.debian.org lenny/updates/non-free Translation-en_US
Could not resolve 'security.debian.org'
Err http://www.backports.org lenny-backports Releasegpg
Could not resolve 'www.backports.org'
Err http://www.backports.org lenny-backports/main Translation-en_US
Could not resolve 'www.backports.org'
Err http://www.backports.org lenny-backports/contrib Translation-en_US
Could not resolve 'www.backports.org'
Err http://www.backports.org lenny-backports/non-free Translation-en_US
Could not resolve 'www.backports.org'
Err http://ftp.us.debian.org lenny Release.gpg
Could not resolve 'ftp.us.debian.org'
Err http://ftp.us.debian.org lenny/main Translation-en_US
Could not resolve 'ftp.us.debian.org'
Err http://ftp.us.debian.org lenny/contrib Translation-en_US
Could not resolve 'ftp.us.debian.org'
Err http://ftp.us.debian.org lenny/non-free Translation-en_US
Could not resolve 'ftp.us.debian.org'
Err http://http.us.debian.org stable Release.gpg
Could not resolve 'http.us.debian.org'
Err http://http.us.debian.org stable/main Translation-en_US
Could not resolve 'http.us.debian.org'
Err http://http.us.debian.org stable/contrib Translation-en_US
Could not resolve 'http.us.debian.org'
Err http://http.us.debian.org stable/non-free Translation-en_US
Could not resolve 'http.us.debian.org'
Reading package lists... Done
W: Failed to fetch http://ftp.us.debian.org/debian/dists/lenny/Release.gpg Could not resolve 'ftp.us.debian.org'
W: Failed to fetch http://ftp.us.debian.org/debian/dists/lenny/main/i18n/Translation-en_US.gz Could not resolve 'ftp.us.debian.org'
W: Failed to fetch http://ftp.us.debian.org/debian/dists/lenny/contrib/i18n/Translation-en_US.gz Could not resolve 'ftp.us.debian.org'
W: Failed to fetch http://ftp.us.debian.org/debian/dists/lenny/non-free/i18n/Translation-en_US.gz Could not resolve 'ftp.us.debian.org'
W: Failed to fetch http://http.us.debian.org/debian/dists/stable/Release.gpg Could not resolve 'http.us.debian.org'
W: Failed to fetch http://http.us.debian.org/debian/dists/stable/main/i18n/Translation-en_US.gz Could not resolve 'http.us.debian.org'
W: Failed to fetch http://http.us.debian.org/debian/dists/stable/contrib/i18n/Translation-en_US.gz Could not resolve 'http.us.debian.org'
W: Failed to fetch http://http.us.debian.org/debian/dists/stable/non-free/i18n/Translation-en_US.gz Could not resolve 'http.us.debian.org'
W: Failed to fetch http://security.debian.org/dists/lenny/updates/Release.gpg Could not resolve 'security.debian.org'
W: Failed to fetch http://security.debian.org/dists/lenny/updates/main/i18n/Translation-en_US.gz Could not resolve 'security.debian.org'
W: Failed to fetch http://security.debian.org/dists/lenny/updates/contrib/i18n/Translation-en_US.gz Could not resolve 'security.debian.org'
W: Failed to fetch http://security.debian.org/dists/lenny/updates/non-free/i18n/Translation-en_US.gz Could not resolve 'security.debian.org'
W: Failed to fetch http://www.backports.org/debian/dists/lenny-backports/Release.gpg Could not resolve 'www.backports.org'
W: Failed to fetch http://www.backports.org/debian/dists/lenny-backports/main/i18n/Translation-en_US.gz Could not resolve 'www.backports.org'
W: Failed to fetch http://www.backports.org/debian/dists/lenny-backports/contrib/i18n/Translation-en_US.gz Could not resolve 'www.backports.org'
W: Failed to fetch http://www.backports.org/debian/dists/lenny-backports/non-free/i18n/Translation-en_US.gz Could not resolve 'www.backports.org'
W: Some index files failed to download, they have been ignored, or old ones used instead.
W: You may want to run apt-get update to correct these problems
我可以 ping 通 IP 地址，但不能 ping 通命名空间。似乎无法找出问题所在。我的 /etc/resolv.conf 文件包含名称服务器 192.168.1.2，这是我的路由器。
答案1
尝试更改/etc/resolv.conf为：
nameserver 8.8.8.8
nameserver 8.8.4.4
您的 DNS 服务器可能已损坏。另外我似乎无法打开这些文件。最近有一个主题超级用户. 莱尼的生命终结了。