But this basically means that, for now, it won't be possible to create a
BGP router with a combination of FRR and VPP doing both IPv4 and IPv6
with OSPF and BGP.
Or do you see possibilities to make OSPFv3 work?

Jan Hugo Prins

On 04/11/2018 03:20 PM, Ray Kinsella wrote:
> Hi Ole,
> I agree - but completely reinventing the wheel is not a the best
> course either. These are tried and tested implementations and are
> worth reusing, I do agree that integrating through the Linux Kernel is
> not ideal.
> We developed the router plugin to show that integration was possible
> we never claimed that it was the 'best' way to integrate either.
> Plugging a Quagga/FRR/Bird etc into VPP/HC is definitely the better
> path. Historically it has been hard with Quagga due to GPL licensing,
> I understand that FRR is the easiest path.
> Ray K
> On 11/04/2018 09:33, Ole Troan wrote:
>> Hi Jan,
>>> Is someone actively maintaining the router plugin?
>> I'm not a big fan of the router plugin.
>> The starting point of the router plugin is "how can you take an
>> unmodified routing protocol implementation and make it work with VPP".
>> That leads to all kinds of complexities as the two methods they tried
>> shows.
>> If we change the premise does the solution space look better?
>> I think we could change the routing protocol implementation to talk
>> directly with VPP's API for interfaces / interface events, it
>> programs the VPP FIB directly.
>> Then it could send and receive packets somewhat similar to what we
>> have for the punt Unix domain socket.
>> We might need a better punt path mechanism, where a Linux application
>> can register for a particular IP protocol (like 89 for OSPF) on a
>> particular interface. But that should be easy to do.
>> I did have a brief chat with David Lamparter of Quagga fame and he
>> had thought about doing it in a similar way.
>> What is your particular use case? Is it just a routing protocol you
>> need?
>> Best regards,
>> Ole

Kind regards

Jan Hugo Prins
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