docker-container-port(1)

DOCKER(1)                                                            DOCKER(1)

NAME
       docker-container-port - List port mappings or a specific mapping for
       the container

SYNOPSIS
       docker container port CONTAINER [PRIVATE_PORT[/PROTO]]

DESCRIPTION
       List port mappings for the CONTAINER, or lookup the public-facing port
       that is NAT-ed to the PRIVATE_PORT

EXAMPLES
              $ docker ps
              CONTAINER ID        IMAGE               COMMAND             CREATED             STATUS              PORTS                                            NAMES
              b650456536c7        busybox:latest      top                 54 minutes ago      Up 54 minutes       0.0.0.0:1234->9876/tcp, 0.0.0.0:4321->7890/tcp   test

Find out all the ports mapped
              $ docker container port test
              7890/tcp -> 0.0.0.0:4321
              9876/tcp -> 0.0.0.0:1234

Find out a specific mapping
              $ docker container port test 7890/tcp
              0.0.0.0:4321

              $ docker container port test 7890
              0.0.0.0:4321

An example showing error for non-existent mapping
              $ docker container port test 7890/udp
              2014/06/24 11:53:36 Error: No public port '7890/udp' published for test

OPTIONS
       -h, --help[=false]
           help for port

SEE ALSO
       docker-container(1)

Docker Community                   Jun 2020                          DOCKER(1)