[Openstack] One Interface with VLAN and one with VxLAN

John van Ommen john.vanommen at gmail.com
Fri Feb 26 03:50:34 UTC 2016


Does that depend on DVR to function?

As I understand it, OpenStack Kilo uses DVR by default when you use KVM for
your compute.
But with vCenter for compute, I have a hunch that I may need NSX to make
this work. (Because there's not distributed virtual router for the ovsvapp
nodes.)

But, again, I could be wrong on this.

On Thu, Feb 25, 2016 at 6:57 PM, Han Chao <hanchao at unitedstack.com> wrote:

> Hi,
>
> If you would have both VLAN and VxLAN types of provider networks, it is
> possible to accomplish that.
>
> First of all, you need to provide the right configuration in the file of
> "openvswitch_agent.ini" and "ml2_conf.ini". Then with two NICs (ports),
> connect them to the different bridges (one for VLAN (br-vlan) and the other
> for VxLAN (br-tun)), respectively. At this stage, you should have two types
> of provider networks, one for VLAN and the other for VxLAN.
>
> Br,
> Chao
>
> ------------------ Original ------------------
> *From: * "John van Ommen"<john.vanommen at gmail.com>;
> *Date: * Fri, Feb 26, 2016 03:46 AM
> *To: * "Neil Jerram"<Neil.Jerram at metaswitch.com>;
> *Cc: * "openstack at lists.openstack.org"<openstack at lists.openstack.org>;
> *Subject: * Re: [Openstack] One Interface with VLAN and one with VxLAN
>
> I want to have VLAN provider networks for some customers.
>
> I currently have my cloud configured for VxLAN, and I'm not able to create
> a VLAN provider network.
>
> On Thu, Feb 25, 2016 at 11:24 AM, Neil Jerram <Neil.Jerram at metaswitch.com>
> wrote:
>
>> On 25/02/16 19:08, John van Ommen wrote:
>> > Is it possible to have one interface configured with VLAN and another
>> > with VxLAN?
>>
>> Do you mean for tenant networks, or for provider networks?
>>
>> I believe it's possible for provider networks, but not for tenant. [1]
>>
>> [1]
>>
>> http://lists.openstack.org/pipermail/openstack-dev/2016-January/084744.html
>>
>> > I'm in a situation where I have some customers who want to do VxLAN, but
>> > I also have some legacy customers that need VLAN.
>>
>> Out of interest, why do the legacy customers need VLAN specifically?
>>
>> > To complicate matters further, my compute nodes are in vCenter. I
>> > understand that KVM can do VxLAN and VLAN using DVR. My vCenter compute
>> > nodes are plugged into a OVSVapp virtual switch.
>>
>> I'm afraid I have no idea about this dimension!
>>
>> Regards,
>>         Neil
>>
>>
>
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