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执行 apt 更新或安装任何软件包时出错（18.04.1-Ubuntu）

tag-icon • tag-icon apt updates
执行 apt 更新或安装任何软件包时出错（18.04.1-Ubuntu） 
Err:1 http://in.archive.ubuntu.com/ubuntu bionic InRelease
  403  Forbidden [IP: 43.255.166.254 80]
Err:2 http://in.archive.ubuntu.com/ubuntu bionic-updates InRelease
  403  Forbidden [IP: 43.255.166.254 80]
Err:3 http://in.archive.ubuntu.com/ubuntu bionic-backports InRelease
  403  Forbidden [IP: 43.255.166.254 80]
Err:4 http://security.ubuntu.com/ubuntu bionic-security InRelease
  403  Forbidden [IP: 91.189.88.142 80]
Reading package lists... Done         
N: See apt-secure(8) manpage for repository creation and user configuration details.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
E: The repository 'http://in.archive.ubuntu.com/ubuntu bionic InRelease' is no longer signed.
E: Failed to fetch http://in.archive.ubuntu.com/ubuntu/dists/bionic/InRelease  403  Forbidden [IP: 43.255.166.254 80]
N: See apt-secure(8) manpage for repository creation and user configuration details.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
E: The repository 'http://in.archive.ubuntu.com/ubuntu bionic-updates InRelease' is no longer signed.
E: Failed to fetch http://in.archive.ubuntu.com/ubuntu/dists/bionic-updates/InRelease  403  Forbidden [IP: 43.255.166.254 80]
E: Failed to fetch http://in.archive.ubuntu.com/ubuntu/dists/bionic-backports/InRelease  403  Forbidden [IP: 43.255.166.254 80]
E: The repository 'http://in.archive.ubuntu.com/ubuntu bionic-backports InRelease' is no longer signed.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
E: Failed to fetch http://security.ubuntu.com/ubuntu/dists/bionic-security/InRelease  403  Forbidden [IP: 91.189.88.142 80]
E: The repository 'http://security.ubuntu.com/ubuntu bionic-security InRelease' is no longer signed.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.

答案1

检查防火墙 ufw 或 iptables verbose 以检查特定 ip 地址是否被阻止。

使用 sudo ufw numbered 或 sudo iptables -L

检查状态然后

做出适当的改变

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