[ovs-discuss] packet_type=legacy_l3 gre tunnel does not work

[Gregory Rose]

On 11/6/2018 10:50 AM, Gregory Rose wrote:
> On 10/22/2018 1:37 PM, Gregory Rose wrote:
>>
>> I was thinking there would be another subsequent call to set the 
>> parameters but evidently there is not.
>> Let me do some investigation and find out whether this is a bug or 
>> just something that was never
>> implemented.  If it was just never implemented then the documentation 
>> needs to be fixed up.
>>
>>
>
> Hi Yousong,
>
> I've completed my investigation and find that we do not create 
> APRHRD_IPGRE type devices with our GRE
> tunnels - we create a GRE tap device and that is an ARPHRD_ETHER type 
> device.  The documentation is in
> error concerning support for legacy_l3 packet types in the GRE kernel 
> datapath.
>
> I'll update the documentation to state such.  The legacy_l3 packet 
> type for GRE is supported in
> the user space datapath and I will note that as well in the updated 
> documentation.
>
> Thanks for pointing this out and helping us improve the accuracy of 
> our documentation.
>
> - Greg

A patch updating the documentation has been posted here:

https://mail.openvswitch.org/pipermail/ovs-dev/2018-November/353670.html

Thanks,

- Greg