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Merge pull request #4057 from SvenDowideit/add-P-docs

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add a little more information about the docker run -P option
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Andy Rothfusz 2014-02-11 16:27:25 -08:00
commit 7fe8b50e2e
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4
docs/sources/reference/commandline/cli.rst
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@ -1088,6 +1088,10 @@ is, ``docker run`` is equivalent to the API ``/containers/create`` then
The ``docker run`` command can be used in combination with ``docker commit`` to
:ref:`change the command that a container runs <cli_commit_examples>`.
See :ref:`port_redirection` for more detailed information about the ``--expose``,
``-p``, ``-P`` and ``--link`` parameters, and :ref:`working_with_links_names` for
specific examples using ``--link``.
Known Issues (run -volumes-from)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

9
docs/sources/use/port_redirection.rst
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@ -31,6 +31,15 @@ container, Docker provide ways to bind the container port to an
interface of the host system. To simplify communication between
containers, Docker provides the linking mechanism.
Auto map all exposed ports on the host
-------------------------------------
To bind all the exposed container ports to the host automatically, use
``docker run -P <imageid>``. The mapped host ports will be auto-selected
from a pool of unused ports (49000..49900), and you will need to use
``docker ps``, ``docker inspect <container_id>`` or
``docker port <container_id> <port>`` to determine what they are.
Binding a port to a host interface
-----------------------------------