Docker daemon enable remote access
nano /lib/systemd/system/docker.service
and change
ExecStart=/usr/bin/dockerd -H fd:// -H tcp://0.0.0.0:2375 [...]
and restart docker with:
systemctl daemon-reload
service docker restart
Source: StackOverflow
tested on:
- Distributor ID: Ubuntu
Description: Ubuntu 17.10
Release: 17.10
Codename: artful - Distributor ID: Ubuntu
Description: Ubuntu 16.04.4 LTS
Release: 16.04
Codename: xenial