Docker exec #

Run a command within a container.

Interactive #

Run a command in an interactive mode within a specified container.

docker exec -it <container name or id> <command>

With something like the lightweight Alpine Linux distro, the command might be something like /bin/sh, which kicks off a lightweight terminal from within the container.

^ Once the above command is run for instance, pretty much anything that can be done at the command line can be performed, including navigating around with old reliable cd.

Get get out of the container’s command line, run exit.