Ola amigos estou tenta atualizar meu sistema, já fiz até uma instalação nova do ubuntu server 12.04 mas só me retorna essas mensagens abaixo alguém tem uma dica?
Ign http://security.ubuntu.com precise-security InRelease
Ign http://br.archive.ubuntu.com precise InRelease
Ign http://br.archive.ubuntu.com precise-updates InRelease
Ign http://security.ubuntu.com precise-security Release.gpg
Ign http://br.archive.ubuntu.com precise-backports InRelease
Ign http://br.archive.ubuntu.com precise Release.gpg
Ign http://security.ubuntu.com precise-security Release
Ign http://br.archive.ubuntu.com precise-updates Release.gpg
Ign http://br.archive.ubuntu.com precise-backports Release.gpg
Ign http://br.archive.ubuntu.com precise Release
Ign http://br.archive.ubuntu.com precise-updates Release
Ign http://br.archive.ubuntu.com precise-backports Release
Ign http://security.ubuntu.com precise-security/main TranslationIndex
Ign http://security.ubuntu.com precise-security/multiverse TranslationIndex
Ign http://security.ubuntu.com precise-security/restricted TranslationIndex
Ign http://security.ubuntu.com precise-security/universe TranslationIndex
Ign http://br.archive.ubuntu.com precise/main TranslationIndex
Ign http://br.archive.ubuntu.com precise/multiverse TranslationIndex
Ign http://br.archive.ubuntu.com precise/restricted TranslationIndex
Ign http://br.archive.ubuntu.com precise/universe TranslationIndex
Ign http://br.archive.ubuntu.com precise-updates/main TranslationIndex
Ign http://br.archive.ubuntu.com precise-updates/multiverse TranslationIndex
Ign http://br.archive.ubuntu.com precise-updates/restricted TranslationIndex
Ign http://br.archive.ubuntu.com precise-updates/universe TranslationIndex
Ign http://br.archive.ubuntu.com precise-backports/main TranslationIndex
Ign http://br.archive.ubuntu.com precise-backports/multiverse TranslationIndex
Ign http://br.archive.ubuntu.com precise-backports/restricted TranslationIndex
Ign http://br.archive.ubuntu.com precise-backports/universe TranslationIndex
Err http://security.ubuntu.com precise-security/main Sources
403 Forbidden [IP: 91.189.92.184 80]
Err http://security.ubuntu.com precise-security/restricted Sources
403 Forbidden [IP: 91.189.92.184 80]
Err http://security.ubuntu.com precise-security/universe Sources
403 Forbidden [IP: 91.189.92.184 80]
Err http://security.ubuntu.com precise-security/multiverse Sources
403 Forbidden [IP: 91.189.92.184 80]
Err http://security.ubuntu.com precise-security/main amd64 Packages
403 Forbidden [IP: 91.189.92.184 80]
Err http://security.ubuntu.com precise-security/restricted amd64 Packages
403 Forbidden [IP: 91.189.92.184 80]
Err http://security.ubuntu.com precise-security/universe amd64 Packages
403 Forbidden [IP: 91.189.92.184 80]
Err http://security.ubuntu.com precise-security/multiverse amd64 Packages
403 Forbidden [IP: 91.189.92.184 80]
Err http://security.ubuntu.com precise-security/main i386 Packages
403 Forbidden [IP: 91.189.92.184 80]
Err http://security.ubuntu.com precise-security/restricted i386 Packages
403 Forbidden [IP: 91.189.92.184 80]
Err http://security.ubuntu.com precise-security/universe i386 Packages
403 Forbidden [IP: 91.189.92.184 80]
Err http://security.ubuntu.com precise-security/multiverse i386 Packages
403 Forbidden [IP: 91.189.92.184 80]
Ign http://security.ubuntu.com precise-security/main Translation-en
Ign http://security.ubuntu.com precise-security/multiverse Translation-en
Ign http://security.ubuntu.com precise-security/restricted Translation-en
Ign http://security.ubuntu.com precise-security/universe Translation-en
Err http://br.archive.ubuntu.com precise/main Sources
403 Forbidden
Err http://br.archive.ubuntu.com precise/restricted Sources
403 Forbidden
Err http://br.archive.ubuntu.com precise/universe Sources
403 Forbidden
Err http://br.archive.ubuntu.com precise/multiverse Sources
403 Forbidden
Err http://br.archive.ubuntu.com precise/main amd64 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise/restricted amd64 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise/universe amd64 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise/multiverse amd64 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise/main i386 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise/restricted i386 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise/universe i386 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise/multiverse i386 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise-updates/main Sources
403 Forbidden
Err http://br.archive.ubuntu.com precise-updates/restricted Sources
403 Forbidden
Err http://br.archive.ubuntu.com precise-updates/universe Sources
403 Forbidden
Err http://br.archive.ubuntu.com precise-updates/multiverse Sources
403 Forbidden
Err http://br.archive.ubuntu.com precise-updates/main amd64 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise-updates/restricted amd64 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise-updates/universe amd64 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise-updates/multiverse amd64 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise-updates/main i386 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise-updates/restricted i386 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise-updates/universe i386 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise-updates/multiverse i386 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise-backports/main Sources
403 Forbidden
Err http://br.archive.ubuntu.com precise-backports/restricted Sources
403 Forbidden
Err http://br.archive.ubuntu.com precise-backports/universe Sources
403 Forbidden
Err http://br.archive.ubuntu.com precise-backports/multiverse Sources
403 Forbidden
Err http://br.archive.ubuntu.com precise-backports/main amd64 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise-backports/restricted amd64 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise-backports/universe amd64 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise-backports/multiverse amd64 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise-backports/main i386 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise-backports/restricted i386 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise-backports/universe i386 Packages
403 Forbidden
Err http://br.archive.ubuntu.com precise-backports/multiverse i386 Packages
403 Forbidden
Ign http://br.archive.ubuntu.com precise/main Translation-en
Ign http://br.archive.ubuntu.com precise/multiverse Translation-en
Ign http://br.archive.ubuntu.com precise/restricted Translation-en
Ign http://br.archive.ubuntu.com precise/universe Translation-en
Ign http://br.archive.ubuntu.com precise-updates/main Translation-en
Ign http://br.archive.ubuntu.com precise-updates/multiverse Translation-en
Ign http://br.archive.ubuntu.com precise-updates/restricted Translation-en
Ign http://br.archive.ubuntu.com precise-updates/universe Translation-en
Ign http://br.archive.ubuntu.com precise-backports/main Translation-en
Ign http://br.archive.ubuntu.com precise-backports/multiverse Translation-en
Ign http://br.archive.ubuntu.com precise-backports/restricted Translation-en
Ign http://br.archive.ubuntu.com precise-backports/universe Translation-en
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/precise-security/main/source/Sources 403 Forbidden [IP: 91.189.92.184 80]
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/precise-security/restricted/source/Sources 403 Forbidden [IP: 91.189.92.184 80]
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/precise-security/universe/source/Sources 403 Forbidden [IP: 91.189.92.184 80]
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/precise-security/multiverse/source/Sources 403 Forbidden [IP: 91.189.92.184 80]
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/precise-security/main/binary-amd64/Packages 403 Forbidden [IP: 91.189.92.184 80]
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/precise-security/restricted/binary-amd64/Packages 403 Forbidden [IP: 91.189.92.184 80]
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/precise-security/universe/binary-amd64/Packages 403 Forbidden [IP: 91.189.92.184 80]
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/precise-security/multiverse/binary-amd64/Packages 403 Forbidden [IP: 91.189.92.184 80]
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/precise-security/main/binary-i386/Packages 403 Forbidden [IP: 91.189.92.184 80]
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/precise-security/restricted/binary-i386/Packages 403 Forbidden [IP: 91.189.92.184 80]
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/precise-security/universe/binary-i386/Packages 403 Forbidden [IP: 91.189.92.184 80]
W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/precise-security/multiverse/binary-i386/Packages 403 Forbidden [IP: 91.189.92.184 80]
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise/main/source/Sources 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise/restricted/source/Sources 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise/universe/source/Sources 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise/multiverse/source/Sources 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise/main/binary-amd64/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise/restricted/binary-amd64/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise/universe/binary-amd64/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise/multiverse/binary-amd64/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise/main/binary-i386/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise/restricted/binary-i386/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise/universe/binary-i386/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise/multiverse/binary-i386/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-updates/main/source/Sources 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-updates/restricted/source/Sources 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-updates/universe/source/Sources 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-updates/multiverse/source/Sources 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-updates/main/binary-amd64/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-updates/restricted/binary-amd64/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-updates/universe/binary-amd64/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-updates/multiverse/binary-amd64/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-updates/main/binary-i386/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-updates/restricted/binary-i386/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-updates/universe/binary-i386/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-updates/multiverse/binary-i386/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-backports/main/source/Sources 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-backports/restricted/source/Sources 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-backports/universe/source/Sources 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-backports/multiverse/source/Sources 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-backports/main/binary-amd64/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-backports/restricted/binary-amd64/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-backports/universe/binary-amd64/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-backports/multiverse/binary-amd64/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-backports/main/binary-i386/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-backports/restricted/binary-i386/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-backports/universe/binary-i386/Packages 403 Forbidden
W: Failed to fetch http://br.archive.ubuntu.com/ubuntu/dists/precise-backports/multiverse/binary-i386/Packages 403 Forbidden
E: Some index files failed to download. They have been ignored, or old ones used instead.