Ubuntu 14.04.02 上的 apt get-update 错误

Ubuntu 14.04.02 上的 apt get-update 错误

我在全新安装的 Ubuntu 14.04.02 上收到此错误:

$ sudo apt-get update
Err it.archive.ubuntu.com trusty InRelease
Err it.archive.ubuntu.com trusty-updates InRelease
Err it.archive.ubuntu.com trusty-backports InRelease
Err extras.ubuntu.com trusty InRelease
Err extras.ubuntu.com trusty Release.gpg
Impossibile risolvere "extras.ubuntu.com"
Err security.ubuntu.com trusty-security InRelease
Err it.archive.ubuntu.com trusty Release.gpg
Impossibile risolvere "it.archive.ubuntu.com"
Err it.archive.ubuntu.com trusty-updates Release.gpg
Impossibile risolvere "it.archive.ubuntu.com"
Err security.ubuntu.com trusty-security Release.gpg
Impossibile risolvere "security.ubuntu.com"
Err it.archive.ubuntu.com trusty-backports Release.gpg
Impossibile risolvere "it.archive.ubuntu.com"
Lettura elenco dei pacchetti... Fatto
W: Impossibile recuperare it.archive.ubuntu.com/ubuntu/dists/trusty/InRelease 
W: Impossibile recuperare it.archive.ubuntu.com/ubuntu/dists/trusty-updates/InRelease 
W: Impossibile recuperare it.archive.ubuntu.com/ubuntu/dists/trusty-backports/InRelease 
W: Impossibile recuperare security.ubuntu.com/ubuntu/dists/trusty-security/InRelease 
W: Impossibile recuperare extras.ubuntu.com/ubuntu/dists/trusty/InRelease 
W: Impossibile recuperare it.archive.ubuntu.com/ubuntu/dists/trusty/Release.gpg  Impossibile risolvere "it.archive.ubuntu.com"
W: Impossibile recuperare it.archive.ubuntu.com/ubuntu/dists/trusty-updates/Release.gpg  Impossibile risolvere "it.archive.ubuntu.com"
W: Impossibile recuperare it.archive.ubuntu.com/ubuntu/dists/trusty-backports/Release.gpg  Impossibile risolvere "it.archive.ubuntu.com"
W: Impossibile recuperare extras.ubuntu.com/ubuntu/dists/trusty/Release.gpg  Impossibile risolvere "extras.ubuntu.com"
W: Impossibile recuperare security.ubuntu.com/ubuntu/dists/trusty-security/Release.gpg  Impossibile risolvere "security.ubuntu.com"
W: Impossibile scaricare alcuni file di indice: saranno ignorati o verranno usati quelli vecchi.

答案1

您的 Internet 连接或至少 DNS 服务器似乎已关闭 ( Impossibile risolvere "it.archive.ubuntu.com")。请检查您的 Internet 连接是否正常。

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