[Openstack] assign public ip to vm's interface directly

Lars Kellogg-Stedman lars at redhat.com
Tue Jul 29 17:15:58 UTC 2014


On Wed, Jul 30, 2014 at 12:16:09AM +0800, Bill WONG wrote:
> but for some software like hosting software e.g. Plesk/cPanel, or
> having some p2V which statically configured with a pubic ip, i need
> to make the VM directly configured with a public ip rather than a
> private ip.  anyone can help? or any ideas? any documents is
> welcome.

Neutron "provider networks" allow you to map neutron networks directly
to layer 2 networks in your local network environment.  This allows
you to "directly" attach your instances to these networks.

Documentation on provider networks seems slim, or at least tough to
find.  These are a good but pre-ML2 overview:

- https://developer.rackspace.com/blog/neutron-networking-simple-flat-network/
- https://developer.rackspace.com/blog/neutron-networking-vlan-provider-networks/

-- 
Lars Kellogg-Stedman <lars at redhat.com> | larsks @ irc
Cloud Engineering / OpenStack          | "   "  @ twitter

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