[Openstack] How to support for multiple external networks?
xiaoquqi at gmail.com
Thu Nov 19 22:32:24 UTC 2015
This is interesting, Is there any way to specify tenantA can only use
ext-subnet1 and tenantB only use ext-subnet2?
On Thu, Nov 19, 2015 at 7:27 PM, Hauke Bruno Wollentin <
hauke-bruno.wollentin at innovo-cloud.de> wrote:
> Hi Ray,
> in general it is possible to use two (or more) subnets in one external
> network, but all instances then will get IPs from both subnets (if the
> floating IPs on subnetA are allocated, the next ones will be allocated from
> So you need to create two (non-shared, tenant specific) external networks.
> the VLAN dedication you could use 1 L3 Agent per 1 external network.
> original message
> timestamp: Thursday, November 19, 2015 06:18:06 PM
> from: Ray Sun <xiaoquqi at gmail.com>
> to: openstack at lists.openstack.org
> subject: [Openstack] How to support for multiple external networks?
> message id: <CAMWzbMdFpGwq315FWQNu7k_gACG1ymiAg3PkG9Krpnd5M9-
> CEg at mail.gmail.com>
> > I want to setup multiple external networks, but I don't know how to make
> > this works.
> > Here's my user requirements:
> > There are two departments want to use my cloud, but as history problem,
> > they wants their VMs to use original IP range. DepA wants to use floating
> > ip in 192.168.66.0/24, DepB wants to use floating ip in 192.168.77.0/24.
> > I can create multiple subnets in my external network. But I am not quite
> > sure if this can work in OpenStack. In my network environment,
> > 192.168.66.0/24 and 192.168.77.0/24 are two VLANs.
> > Anybody know how to implement this kind of scenarios? If this is not
> > possible, how can I design my architecture to meet the requirements.
> > Thanks.
> > Best Regards
> > -- Ray
> Hauke Bruno Wollentin
> (Infrastructure Engineer Cloud)
> Mailing list:
> Post to : openstack at lists.openstack.org
> Unsubscribe :
-------------- next part --------------
An HTML attachment was scrubbed...
More information about the Openstack