# login Usage: docker login [OPTIONS] [SERVER] Register or log in to a Docker registry server, if no server is specified "https://index.docker.io/v1/" is the default. -e, --email="" Email --help=false Print usage -p, --password="" Password -u, --username="" Username If you want to login to a self-hosted registry you can specify this by adding the server name. example: $ docker login localhost:8080