Please don't drop the list.

Before we go down that path, can you help me understand what you're
trying to achieve by building a VXLAN tunnel between two VMs on the same
host?



On 01/12/2017 10:15 AM, Shravan S K wrote:
> I am not sure how to do the config for what you said.
> Can you please explain how to configure the setup that you're suggesting ?
> 
> Shravan
> 
> On 12 January 2017 at 02:17, Scott Lowe <scott.l...@scottlowe.org
> <mailto:scott.l...@scottlowe.org>> wrote:
> 
>     On 01/11/2017 03:54 AM, Shravan S K wrote:
>     > Like this?
>     > vm01-------------------|
>     > |------------------vm03
>     >
>     > 
> br1(vxlanport1)------------br-int1=================br-int2----------(vxlanport2)br2
>     > vm02-------------------|
>     > |-------------------vm04
>     >
>     > What is the need for the bridges br-int1 and br-int2? Why is it not
>     > possible without them(as the topology shown earlier in this thread)?
> 
> 
>     [SL] No, I don't think this is the configuration you'd want to use. The
>     "br-int" bridges aren't strictly required; you could use br1 and br2.
>     The trick here---as you're trying to create a VXLAN tunnel within a
>     host---would be that you'll need 2 IP endpoints (one for each end of the
>     tunnel), and you'd need each bridge with a VXLAN port to be associated
>     with one of those IP endpoints.
> 
>     As I said, though, I haven't tested a configuration like this. Further,
>     to be honest, I'm not really sure what you're trying to accomplish with
>     such a configuration.
> 
> 
>     > Shravan
>     >
>     > On 11 January 2017 at 11:59, Scott Lowe <scott.l...@scottlowe.org 
> <mailto:scott.l...@scottlowe.org>
>     > <mailto:scott.l...@scottlowe.org <mailto:scott.l...@scottlowe.org>>> 
> wrote:
>     >
>     > Please see my response inline, prefixed with [SL].
>     >
>     >
>     > On 01/10/2017 09:50 PM, Shravan S K wrote:
>     >> I am asking if that can be done on a single physical host having
>     >> OVS. Say, as mininet creates bridges which act as switches. Can
>     >> vxlan be setup using Mininet?
>     >
>     >
>     > [SL] I don't know if it's possible for Mininet to set up VXLAN;
>     > that's a question best asked on a Mininet-related forum.
>     >
>     > As for whether it can be done on a single host, I suppose if you were
>     > to use 2 separate bridges for physical connectivity along with 2
>     > separate bridges for the tunnels, it might work. I've never tried it,
>     > though, so this is just conjecture.
>     >
>     >
>     >> Shravan
>     >>
>     >> On 10 January 2017 at 23:33, Scott Lowe <scott.l...@scottlowe.org 
> <mailto:scott.l...@scottlowe.org>
>     <mailto:scott.l...@scottlowe.org <mailto:scott.l...@scottlowe.org>>
>     >> <mailto:scott.l...@scottlowe.org
>     <mailto:scott.l...@scottlowe.org> <mailto:scott.l...@scottlowe.org
>     <mailto:scott.l...@scottlowe.org>>>> wrote:
>     >>
>     >> Please see my response below.
>     >>
>     >>
>     >> On 01/10/2017 02:26 AM, Shravan S K wrote:
>     >>> Is it possible to create a VXLAN setup using just bridges created
>     >>> by OVS? (using ovs-vsctl to create these bridges,ports and vxlan
>     >>> config)
>     >>>
>     >>> vm01-------------------|             |------------------vm03
>     >>>                           br1-------br2
>     >>> vm02-------------------|             |-------------------vm04
>     >>
>     >>
>     >> Yes, this is possible. On each hypervisor where OVS is running and
>     >> where you have VMs you'd like to connect over VXLAN tunnels, create
>     >> a bridge ("br-tun", for example). Create and configure a VXLAN port
>     >> appropriately on br-tun on each hypervisor, and then connect your
>     >> VMs. You should be good to go. My website has an example of doing
>     >> this with GRE; VXLAN should be nearly identical.
>     >>
>     >> Hope this helps,
> 
> 
>     --
>     Scott
> 
> 
> 

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