Change docker networks

Maybe you are in need to change the ranges automatically assigned by docker

Edit json file

root@docker01:# vi /etc/docker/daemon.json

File content

{
  "bip": "172.29.0.1/24",
  "default-address-pools":
  [
    {"base":"172.30.0.0/16","size":24},
    {"base":"172.31.0.0/16","size":24}
  ]
}