[Openstack] [OpenStack] Second Public IP for VM on Another Public Network does not work properly

Neil Jerram neil at tigera.io
Mon Aug 22 15:48:04 UTC 2016


Thanks, John, that's a really useful approach.


On Mon, Aug 22, 2016 at 4:27 PM John Belamaric <jbelamaric at infoblox.com>
wrote:

>
> On Aug 22, 2016, at 11:12 AM, John Belamaric <jbelamaric at infoblox.com>
> wrote:
>
>
> On Aug 19, 2016, at 5:35 PM, Neil Jerram <neil at tigera.io> wrote:
>
> On Fri, Aug 19, 2016 at 9:25 PM John Belamaric <jbelamaric at infoblox.com>
> wrote:
>
>> >
>> > Yes, and that was what I was alluding to in order to make packets go
>> out the correct interface based on the source IP in the packets.
>> >
>>
>> You can configure it to send the packets out the interface the original
>> packet came in on. That solves this problem. You don’t have to use source
>> IP.
>>
>>
> Am I right that we are talking here about a configuration that can be done
> in the instance OS?  If so, could you say exactly how to configure that,
> John, when the instance OS is Linux?
>
>
>
> Actually I guess what I did does amount to using the source IP...
>
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