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Correct IP/MAC address generation docs 

The MAC address is generated from the IP address, not the other way.

Signed-off-by: Jason Stangroome <jason@codeassassin.com>
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Jason Stangroome 2015-02-26 14:18:19 +11:00
parent f8dbcdc599
commit ed3fe85ba3
1 changed files with 5 additions and 4 deletions
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docs/sources/articles/networking.md
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@ -772,10 +772,11 @@ The steps with which Docker configures a container are:
5. Give the container's `eth0` a new IP address from within the 5. Give the container's `eth0` a new IP address from within the
bridge's range of network addresses, and set its default route to bridge's range of network addresses, and set its default route to
the IP address that the Docker host owns on the bridge. If available the IP address that the Docker host owns on the bridge. The MAC
the IP address is generated from the MAC address. This prevents ARP address is generated from the IP address unless otherwise specified.
cache invalidation problems, when a new container comes up with an This prevents ARP cache invalidation problems, when a new container
IP used in the past by another container with another MAC. comes up with an IP used in the past by another container with another
MAC.
With these steps complete, the container now possesses an `eth0` With these steps complete, the container now possesses an `eth0`
(virtual) network card and will find itself able to communicate with (virtual) network card and will find itself able to communicate with