今天我在使用 Ubuntu Repo 时遇到了问题：
raphy@pc:~$ sudo apt-get update
Hit:1 https://download.docker.com/linux/ubuntu focal InRelease
Hit:2 https://dl.google.com/linux/chrome/deb stable InRelease
Ign:3 https://download.arangodb.com/arangodb39/DEBIAN InRelease
Hit:4 http://security.ubuntu.com/ubuntu focal-security InRelease
Hit:5 https://download.arangodb.com/arangodb39/DEBIAN Release
Hit:7 https://dl.yarnpkg.com/debian stable InRelease
Err:8 http://it.archive.ubuntu.com/ubuntu focal InRelease
Cannot initiate the connection to it.archive.ubuntu.com:80 (2001:760:ffff:b6:4:100:0:70). - connect (101: Network is unreachable) Cannot initiate the connection to it.archive.ubuntu.com:80 (2001:760:ffff:b6:4:100:0:73). - connect (101: Network is unreachable) Cannot initiate the connection to it.archive.ubuntu.com:80 (2001:760:ffff:b6:4:100:0:72). - connect (101: Network is unreachable) Could not connect to it.archive.ubuntu.com:80 (90.147.160.72), connection timed out Could not connect to it.archive.ubuntu.com:80 (90.147.160.73), connection timed out Could not connect to it.archive.ubuntu.com:80 (90.147.160.70), connection timed out
Err:9 http://it.archive.ubuntu.com/ubuntu focal-updates InRelease
Cannot initiate the connection to it.archive.ubuntu.com:80 (2001:760:ffff:b6:4:100:0:70). - connect (101: Network is unreachable) Cannot initiate the connection to it.archive.ubuntu.com:80 (2001:760:ffff:b6:4:100:0:73). - connect (101: Network is unreachable) Cannot initiate the connection to it.archive.ubuntu.com:80 (2001:760:ffff:b6:4:100:0:72). - connect (101: Network is unreachable)
Err:10 http://it.archive.ubuntu.com/ubuntu focal-backports InRelease
Cannot initiate the connection to it.archive.ubuntu.com:80 (2001:760:ffff:b6:4:100:0:70). - connect (101: Network is unreachable) Cannot initiate the connection to it.archive.ubuntu.com:80 (2001:760:ffff:b6:4:100:0:73). - connect (101: Network is unreachable) Cannot initiate the connection to it.archive.ubuntu.com:80 (2001:760:ffff:b6:4:100:0:72). - connect (101: Network is unreachable)
Reading package lists... Done
W: Failed to fetch http://it.archive.ubuntu.com/ubuntu/dists/focal/InRelease Cannot initiate the connection to it.archive.ubuntu.com:80 (2001:760:ffff:b6:4:100:0:70). - connect (101: Network is unreachable) Cannot initiate the connection to it.archive.ubuntu.com:80 (2001:760:ffff:b6:4:100:0:73). - connect (101: Network is unreachable) Cannot initiate the connection to it.archive.ubuntu.com:80 (2001:760:ffff:b6:4:100:0:72). - connect (101: Network is unreachable) Could not connect to it.archive.ubuntu.com:80 (90.147.160.72), connection timed out Could not connect to it.archive.ubuntu.com:80 (90.147.160.73), connection timed out Could not connect to it.archive.ubuntu.com:80 (90.147.160.70), connection timed out
W: Failed to fetch http://it.archive.ubuntu.com/ubuntu/dists/focal-updates/InRelease Cannot initiate the connection to it.archive.ubuntu.com:80 (2001:760:ffff:b6:4:100:0:70). - connect (101: Network is unreachable) Cannot initiate the connection to it.archive.ubuntu.com:80 (2001:760:ffff:b6:4:100:0:73). - connect (101: Network is unreachable) Cannot initiate the connection to it.archive.ubuntu.com:80 (2001:760:ffff:b6:4:100:0:72). - connect (101: Network is unreachable)
W: Failed to fetch http://it.archive.ubuntu.com/ubuntu/dists/focal-backports/InRelease Cannot initiate the connection to it.archive.ubuntu.com:80 (2001:760:ffff:b6:4:100:0:70). - connect (101: Network is unreachable) Cannot initiate the connection to it.archive.ubuntu.com:80 (2001:760:ffff:b6:4:100:0:73). - connect (101: Network is unreachable) Cannot initiate the connection to it.archive.ubuntu.com:80 (2001:760:ffff:b6:4:100:0:72). - connect (101: Network is unreachable)
W: Some index files failed to download. They have been ignored, or old ones used instead.
raphy@pc:~$
我该怎么做才能解决这个问题？
答案1
如消息所示，服务器 it.archive.ubuntu.com 没有响应。请等待并稍后重试，或暂时切换到另一个软件服务器（“软件和更新”、“Ubuntu 软件”选项卡）。