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101：运行 sudo apt update 时网络无法访问

tag-icon • tag-icon networking apt updates
101：运行 sudo apt update 时网络无法访问

我尝试运行sudo apt update，但没有成功

Get:2 http://security.ubuntu.com/ubuntu focal-security InRelease [114 kB]
Err:3 http://archive.ubuntu.com/ubuntu focal-backports InRelease
  Cannot initiate the connection to archive.ubuntu.com:80 (2620:2d:4000:1::19). - connect (101: Network is unreachable) Cannot initiate the connection to archive.ubuntu.com:80 (2001:67c:1562::15). - connect (101: Network is unreachable) Cannot initiate the connection to archive.ubuntu.com:80 (2620:2d:4000:1::16). - connect (101: Network is unreachable) Cannot initiate the connection to archive.ubuntu.com:80 (2001:67c:1562::18). - connect (101: Network is unreachable) Could not connect to archive.ubuntu.com:80 (91.189.91.38). - connect (113: No route to host) Could not connect to archive.ubuntu.com:80 (185.125.190.36), connection timed out Could not connect to archive.ubuntu.com:80 (91.189.91.39), connection timed out Could not connect to archive.ubuntu.com:80 (185.125.190.39), connection timed out [IP: 91.189.91.38 80]
More errors like that...

我把dns服务器改成了8.8.8.8。VPN没用，连接到加拿大和美国。

另外，出现错误后我的互联网断开了，只有重新启动才能解决

Ubuntu 版本是 20.04
，我使用 WSL

编辑：我也禁用了 ipv6，但它仍然不起作用

答案1

看看这个线以及重置网络的答案，特别是顶部答案和下面的答案。使用以下方法对我有用：

sudo iptables -F
sudo dhclient -r
sudo dhclient

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