ubuntu - Docker 容器内没有互联网连接

Question

我无法在任何 Docker 容器内执行任何需要 Internet 连接的命令。

作品:

docker run ubuntu /bin/echo 'Hello world'

不工作:

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'

类似于 pip和 ping .

我在 Ubuntu 16.04 上，没有使用防火墙或公司代理服务器，并尝试重新启动 Docker。不使用 docker-machine 或 boot2docker。

Answer 1

Got answer on SuperUser:

pkill docker
iptables -t nat -F
ifconfig docker0 down
brctl delbr docker0
docker -d

“它将迫使 docker 重新创建网桥并重新初始化所有网络规则”