[Openstack] How to set up the external connection with Linux bridge using DevStack?

Muhammed Salehi salehi1994 at gmail.com
Thu Feb 12 02:36:23 UTC 2015

The OVS does not have so many different with linux bridge, the concepts are
the same, but differ is commands and the way to handle them.

You can NAT one of the linux bridge or MASQUERADE it in order to interact
with external network. :)
I think DNSMasq will be helpful.


On Thu, Feb 12, 2015 at 4:54 AM, Danny Choi (dannchoi) <dannchoi at cisco.com>

>  Hi,
>  In the OVS world, at the Network node, we create a external bridge, e.g.
> br-ex, to connect the os-router to the outside world
> so that we can assign floating IP to the VM and access the VM externally.
>  How to do that with Linux bridge?
>  What do I need to set in local.conf?
>  Thanks,
> Danny
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