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Match docs to actual port range used in code.
Addresses #7985 Docker-DCO-1.1-Signed-off-by: Phil Estes <estesp@linux.vnet.ibm.com> (github: estesp)
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@ -310,13 +310,13 @@ page. There are two approaches.
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First, you can supply `-P` or `--publish-all=true|false` to `docker run`
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which is a blanket operation that identifies every port with an `EXPOSE`
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line in the image's `Dockerfile` and maps it to a host port somewhere in
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the range 49000–49900. This tends to be a bit inconvenient, since you
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the range 49153–65535. This tends to be a bit inconvenient, since you
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then have to run other `docker` sub-commands to learn which external
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port a given service was mapped to.
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More convenient is the `-p SPEC` or `--publish=SPEC` option which lets
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you be explicit about exactly which external port on the Docker server —
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which can be any port at all, not just those in the 49000–49900 block —
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which can be any port at all, not just those in the 49153-65535 block —
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you want mapped to which port in the container.
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Either way, you should be able to peek at what Docker has accomplished
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@ -26,8 +26,8 @@ container that ran a Python Flask application:
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> information on Docker networking [here](/articles/networking/).
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When that container was created, the `-P` flag was used to automatically map any
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network ports inside it to a random high port from the range 49000
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to 49900 on our Docker host. Next, when `docker ps` was run, you saw that
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network ports inside it to a random high port from the range 49153
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to 65535 on our Docker host. Next, when `docker ps` was run, you saw that
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port 5000 in the container was bound to port 49155 on the host.
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$ sudo docker ps nostalgic_morse
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@ -157,7 +157,7 @@ port) on port 49155.
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Network port bindings are very configurable in Docker. In our last
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example the `-P` flag is a shortcut for `-p 5000` that maps port 5000
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inside the container to a high port (from the range 49000 to 49900) on
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inside the container to a high port (from the range 49153 to 65535) on
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the local Docker host. We can also bind Docker containers to specific
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ports using the `-p` flag, for example:
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