Comment 1 for bug 1722414

Hi, you need to allow remote API connections to docker daemon.

Example of ExecStart systemd service for docker. The IP is the host IP or allow 0.0.0.0 to all IPs.

ExecStart=/usr/bin/dockerd -H tcp://192.168.100.244:2375 -H unix:///var/run/docker.sock

Regards