lab-ansible/roles/docker/templates/daemon.json.j2

{# code: language=ansible-jinja #}
{
  "data-root": "{{ docker_data_root }}",
  "default-address-pools": [
    {
      "base": "172.17.0.0/16",
      "size": 24
    }
  ],
  "experimental": true,
  "ip6tables": true
}