From f2ebccb5aab6600094d92bdb6d4a8ab62bb519d2 Mon Sep 17 00:00:00 2001
From: Nicolas Dudebout <nicolas.dudebout@gatech.edu>
Date: Fri, 1 Nov 2013 12:14:43 -0400
Subject: [PATCH] Corrects the TCP section of the basics use
---
docs/sources/use/basics.rst | 12 ++++--------
1 file changed, 4 insertions(+), 8 deletions(-)
diff --git a/docs/sources/use/basics.rst b/docs/sources/use/basics.rst
index a9eda88a63..0097b6836d 100644
--- a/docs/sources/use/basics.rst
+++ b/docs/sources/use/basics.rst
@@ -138,22 +138,19 @@ Listing all running containers
sudo docker ps
-Expose a service on a TCP port
+Bind a service on a TCP port
------------------------------
.. code-block:: bash
- # Expose port 4444 of this container, and tell netcat to listen on it
+ # Bind port 4444 of this container, and tell netcat to listen on it
JOB=$(sudo docker run -d -p 4444 ubuntu:12.10 /bin/nc -l 4444)
# Which public port is NATed to my container?
PORT=$(sudo docker port $JOB 4444 | awk -F: '{ print $2 }')
- # Connect to the public port via the host's public address
- # Please note that because of how routing works connecting to localhost or 127.0.0.1 $PORT will not work.
- # Replace *eth0* according to your local interface name.
- IP=$(ip -o -4 addr list eth0 | perl -n -e 'if (m{inet\s([\d\.]+)\/\d+\s}xms) { print $1 }')
- echo hello world | nc $IP $PORT
+ # Connect to the public port
+ echo hello world | nc 127.0.0.1 $PORT
# Verify that the network connection worked
echo "Daemon received: $(sudo docker logs $JOB)"
@@ -183,4 +180,3 @@ You now have a image state from which you can create new instances.
Read more about :ref:`working_with_the_repository` or continue to the
complete :ref:`cli`
-