github.com/zhuohuang-hust/src-cbuild@v0.0.0-20230105071821-c7aab3e7c840/man/docker-port.1.md (about)

     1  % DOCKER(1) Docker User Manuals
     2  % Docker Community
     3  % JUNE 2014
     4  # NAME
     5  docker-port - List port mappings for the CONTAINER, or lookup the public-facing port that is NAT-ed to the PRIVATE_PORT
     6  
     7  # SYNOPSIS
     8  **docker port**
     9  [**--help**]
    10  CONTAINER [PRIVATE_PORT[/PROTO]]
    11  
    12  # DESCRIPTION
    13  List port mappings for the CONTAINER, or lookup the public-facing port that is NAT-ed to the PRIVATE_PORT
    14  
    15  # OPTIONS
    16  **--help**
    17    Print usage statement
    18  
    19  # EXAMPLES
    20  
    21      # docker ps
    22      CONTAINER ID        IMAGE               COMMAND             CREATED             STATUS              PORTS                                            NAMES
    23      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
    24  
    25  ## Find out all the ports mapped
    26  
    27      # docker port test
    28      7890/tcp -> 0.0.0.0:4321
    29      9876/tcp -> 0.0.0.0:1234
    30  
    31  ## Find out a specific mapping
    32  
    33      # docker port test 7890/tcp
    34      0.0.0.0:4321
    35  
    36      # docker port test 7890
    37      0.0.0.0:4321
    38  
    39  ## An example showing error for non-existent mapping
    40  
    41      # docker port test 7890/udp
    42      2014/06/24 11:53:36 Error: No public port '7890/udp' published for test
    43  
    44  # HISTORY
    45  April 2014, Originally compiled by William Henry (whenry at redhat dot com)
    46  June 2014, updated by Sven Dowideit <SvenDowideit@home.org.au>
    47  November 2014, updated by Sven Dowideit <SvenDowideit@home.org.au>