[ovs-discuss] Interroperability between openvswitch and linux

Gregory Rose gvrose8192 at gmail.com
Fri Sep 20 22:34:17 UTC 2019


One thing to be aware of is that OVS creates Light Weight tunnels by 
default whereas the default for Linux is the older style per device tunnels.

Make sure your Linux tunnels are LW tunnels.

Thanks,

- Greg

On 9/20/2019 12:37 AM, Benjamin wrote:
> Hello,
>
> I talk about  tunnels from one machine to another.
> I guess I do something wrong in the configuration then.
>
> I'll keep investigating, any tip would be greatly appreciated. :)
>
> Le 19/09/2019 à 17:03, Ben Pfaff a écrit :
>> On Thu, Sep 19, 2019 at 07:56:04AM +0000, Benjamin wrote:
>>> Is it possible to create a GRE tunnel between an openvswitch bridge and
>>> a linux bridge?
>>> I'm trying to but as for now I've failed.
>> Are you talking about a loopback tunnel where both endpoints are on the
>> same machine?  I know that that does not necessarily work regardless of
>> whether it's OVS or the Linux bridge because of bugs or weaknesses in
>> the Linux TCP/IP stack.
>>
>> If you're talking about tunnels from one machine to another, that should
>> work.
>
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