我无法在任何 Docker 容器内执行任何需要互联网连接的命令。
作品：
docker run ubuntu /bin/echo 'Hello world'
不起作用：
docker run ubuntu apt-get update
Err:1 http://archive.ubuntu.com/ubuntu xenial InRelease
Temporary failure resolving 'archive.ubuntu.com'
Err:2 http://archive.ubuntu.com/ubuntu xenial-updates InRelease
Temporary failure resolving 'archive.ubuntu.com'
Err:3 http://archive.ubuntu.com/ubuntu xenial-security InRelease
Temporary failure resolving 'archive.ubuntu.com'
Reading package lists...
W: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/xenial/InRelease Temporary failure resolving 'archive.ubuntu.com'
W: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/xenial-updates/InRelease Temporary failure resolving 'archive.ubuntu.com'
W: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/xenial-security/InRelease Temporary failure resolving 'archive.ubuntu.com'
与pip和类似ping。
我在 Ubuntu 16.04 上，没有使用防火墙或公司代理服务器，并试图重新启动 Docker。 …