# non-root Docker
docker daemon ``` # /etc/docker/daemon.json { "userns-remap": "docker" } ```
sub uid/gid maps ``` #/etc/subuid root:300000:65536 ubuntu:301000:65536 docker:231072:65536 ``` ``` #/etc/subgid root:300000:65536 docker:231072:65536 ```
Networksadmin``` docker network add --subnet 172.22.22.0/24 ```
proxy``` docker network add --subnet 172.22.20.0/24 ```