Docker commands that help with networks

• • • • 1. $ docker network ls - list docker networks
        2. $ docker network inspect [ID] - network info (including containers in it)
        3. $ docker disconnect [cont ID} - disconnect a container from a network
        4. $ docker network rm [ntwk ID] - remove entire network

Benefits of linked containers

• • • 1. Microservices
      2. Docker creates secure tunnel between containers
         1. No need to expose external ports to link services