این کل پیامی است که بعد از آپدیت می زنم
root@dnsserver:~# sudo apt-get update
Ign http://download.webmin.com sarge InRelease
Ign http://security.ubuntu.com natty-security InRelease
Ign http://security.ubuntu.com natty-security Release.gpg
Ign http://us.archive.ubuntu.com natty InRelease
Ign http://us.archive.ubuntu.com natty-updates InRelease
Hit http://download.webmin.com sarge Release.gpg
Ign http://security.ubuntu.com natty-security Release
Ign http://us.archive.ubuntu.com natty Release.gpg
Ign http://us.archive.ubuntu.com natty-updates Release.gpg
Hit http://download.webmin.com sarge Release
Ign http://security.ubuntu.com natty-security/main TranslationIndex
Ign http://security.ubuntu.com natty-security/multiverse TranslationIndex
Ign http://security.ubuntu.com natty-security/restricted TranslationIndex
Ign http://us.archive.ubuntu.com natty Release
Ign http://security.ubuntu.com natty-security/universe TranslationIndex
Ign http://us.archive.ubuntu.com natty-updates Release
Hit http://download.webmin.com sarge/contrib i386 Packages
Ign http://us.archive.ubuntu.com natty/main TranslationIndex
Ign http://us.archive.ubuntu.com natty/multiverse TranslationIndex
Ign http://us.archive.ubuntu.com natty/restricted TranslationIndex
Ign http://us.archive.ubuntu.com natty/universe TranslationIndex
Err http://security.ubuntu.com natty-security/main Sources
404 Not Found [IP: 91.189.91.13 80]
Err http://security.ubuntu.com natty-security/restricted Sources
404 Not Found [IP: 91.189.91.13 80]
Err http://security.ubuntu.com natty-security/universe Sources
404 Not Found [IP: 91.189.91.13 80]
Err http://security.ubuntu.com natty-security/multiverse Sources
404 Not Found [IP: 91.189.91.13 80]
Err http://security.ubuntu.com natty-security/main i386 Packages
404 Not Found [IP: 91.189.91.13 80]
Err http://security.ubuntu.com natty-security/restricted i386 Packages
404 Not Found [IP: 91.189.91.13 80]
Err http://security.ubuntu.com natty-security/universe i386 Packages
404 Not Found [IP: 91.189.91.13 80]
Err http://security.ubuntu.com natty-security/multiverse i386 Packages
404 Not Found [IP: 91.189.91.13 80]
Ign http://us.archive.ubuntu.com natty-updates/main TranslationIndex
Ign http://us.archive.ubuntu.com natty-updates/multiverse TranslationIndex
Ign http://us.archive.ubuntu.com natty-updates/restricted TranslationIndex
Ign http://us.archive.ubuntu.com natty-updates/universe TranslationIndex
Ign http://security.ubuntu.com natty-security/main Translation-en_US
Ign http://security.ubuntu.com natty-security/main Translation-en
Ign http://security.ubuntu.com natty-security/multiverse Translation-en_US
Ign http://security.ubuntu.com natty-security/multiverse Translation-en
Ign http://security.ubuntu.com natty-security/restricted Translation-en_US
Ign http://security.ubuntu.com natty-security/restricted Translation-en
Ign http://security.ubuntu.com natty-security/universe Translation-en_US
Ign http://security.ubuntu.com natty-security/universe Translation-en
Err http://us.archive.ubuntu.com natty/main Sources
404 Not Found [IP: 91.189.91.13 80]
Err http://us.archive.ubuntu.com natty/restricted Sources
404 Not Found [IP: 91.189.91.13 80]
Err http://us.archive.ubuntu.com natty/universe Sources
404 Not Found [IP: 91.189.91.13 80]
Err http://us.archive.ubuntu.com natty/multiverse Sources
404 Not Found [IP: 91.189.91.13 80]
Err http://us.archive.ubuntu.com natty/main i386 Packages
404 Not Found [IP: 91.189.91.13 80]
Err http://us.archive.ubuntu.com natty/restricted i386 Packages
404 Not Found [IP: 91.189.91.13 80]
Err http://us.archive.ubuntu.com natty/universe i386 Packages
404 Not Found [IP: 91.189.91.13 80]
Err http://us.archive.ubuntu.com natty/multiverse i386 Packages
404 Not Found [IP: 91.189.91.13 80]
Err http://us.archive.ubuntu.com natty-updates/main Sources
404 Not Found [IP: 91.189.91.13 80]
Err http://us.archive.ubuntu.com natty-updates/restricted Sources
404 Not Found [IP: 91.189.91.13 80]
Err http://us.archive.ubuntu.com natty-updates/universe Sources
404 Not Found [IP: 91.189.91.13 80]
Err http://us.archive.ubuntu.com natty-updates/multiverse Sources
404 Not Found [IP: 91.189.91.13 80]
Err http://us.archive.ubuntu.com natty-updates/main i386 Packages
404 Not Found [IP: 91.189.91.13 80]
Err http://us.archive.ubuntu.com natty-updates/restricted i386 Packages
404 Not Found [IP: 91.189.91.13 80]
Err http://us.archive.ubuntu.com natty-updates/universe i386 Packages
404 Not Found [IP: 91.189.91.13 80]
Err http://us.archive.ubuntu.com natty-updates/multiverse i386 Packages
404 Not Found [IP: 91.189.91.13 80]
Ign http://us.archive.ubuntu.com natty/main Translation-en_US
Ign http://us.archive.ubuntu.com natty/main Translation-en
Ign http://us.archive.ubuntu.com natty/multiverse Translation-en_US
Ign http://us.archive.ubuntu.com natty/multiverse Translation-en
Ign http://us.archive.ubuntu.com natty/restricted Translation-en_US
Ign http://us.archive.ubuntu.com natty/restricted Translation-en
Ign http://us.archive.ubuntu.com natty/universe Translation-en_US
Ign http://us.archive.ubuntu.com natty/universe Translation-en
Ign http://us.archive.ubuntu.com natty-updates/main Translation-en_US
Ign http://us.archive.ubuntu.com natty-updates/main Translation-en
Ign http://us.archive.ubuntu.com natty-updates/multiverse Translation-en_US
Ign http://us.archive.ubuntu.com natty-updates/multiverse Translation-en
Ign http://us.archive.ubuntu.com natty-updates/restricted Translation-en_US
Ign http://us.archive.ubuntu.com natty-updates/restricted Translation-en
Ign http://us.archive.ubuntu.com natty-updates/universe Translation-en_US
Ign http://us.archive.ubuntu.com natty-updates/universe Translation-en
W: Failed to fetch http://download.webmin.com/download/repository/dists/sarge/Release Unable to find expected entry 'deb/binary-i386/Packages' in Release file (Wrong sources.list entry or malformed file)
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/natty-security/main/source/Sources 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/natty-security/restricted/source/Sources 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/natty-security/universe/source/Sources 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/natty-security/multiverse/source/Sources 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/natty-security/main/binary-i386/Packages 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/natty-security/restricted/binary-i386/Packages 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/natty-security/universe/binary-i386/Packages 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/natty-security/multiverse/binary-i386/Packages 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty/main/source/Sources 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty/restricted/source/Sources 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty/universe/source/Sources 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty/multiverse/source/Sources 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty/main/binary-i386/Packages 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty/restricted/binary-i386/Packages 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty/universe/binary-i386/Packages 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty/multiverse/binary-i386/Packages 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty-updates/main/source/Sources 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty-updates/restricted/source/Sources 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty-updates/universe/source/Sources 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty-updates/multiverse/source/Sources 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty-updates/main/binary-i386/Packages 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty-updates/restricted/binary-i386/Packages 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty-updates/universe/binary-i386/Packages 404 Not Found [IP: 91.189.91.13 80]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty-updates/multiverse/binary-i386/Packages 404 Not Found [IP: 91.189.91.13 80]
E: Some index files failed to download. They have been ignored, or old ones used instead.