The network is visible in the docker container inspect $id output, where $id is the container id or container name. The name is listed under the NetworkSettings -> Networks section. You can use docker network connect $network_name $container_name to add a network to a container.
How do I connect to a docker network?
Connect a container to a network when it starts You can also use the docker run –network=<network-name> option to start a container and immediately connect it to a network.
What network is docker container on?
Docker Default Networking (docker0) When Docker is installed, a default bridge network named docker0 is created. Each new Docker container is automatically attached to this network, unless a custom network is specified.