Open Stack

On Tue, Feb 13, 2018 at 11:24 PM, Numan Siddique <nusiddiq at redhat.com> wrote:
>
>
> On Wed, Feb 14, 2018 at 4:19 AM, Assaf Muller <assaf at redhat.com> wrote:
>>
>> I'm not aware of plans for OVN to supported distributed SNAT, therefor
>> a networking node will still be required for the foreseeable future.
>>
>> On Mon, Jan 15, 2018 at 2:18 AM, wenran xiao <wenranxiao at gmail.com> wrote:
>> > Hey all,
>> > I have found Network OVN will support to distributed floating ip
>> >
>> > (https://docs.openstack.org/releasenotes/networking-ovn/unreleased.html),
>> > how about the snat in the future? Still need network node or not?
>> > Any suggestions are welcomed.
>
>
> OVN can select any node (or nodes if HA is enabled) to schedule a router as
> long as the node has ovn-controller service running in it and
> ovn-bridge-mappings configured properly.
> So, If you have external connectivity in your compute nodes and you are fine
> with any of these compute nodes doing the centralized snat, you don't need
> to have a network node.

To be clear that is at parity with ML2/OVS, you can install L3 agents
on any node with external connectivity, regardless if it's also a
compute node. Some deployment tools support this, like TripleO.

>
> Thanks
> Numan
>
>> >
>> >
>> > Best regards
>> > Ran
>> >
>> >
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