[PATCH] OSPF: on PtP ospf_iface with physical PtP links, skip next-hop resolving

Maximilian Wilhelm max at rfc2324.org
Sun Nov 12 00:41:21 CET 2023


Hi,

Anno domini 2023 Ondrej Zajicek scripsit:
> On Fri, Nov 10, 2023 at 01:43:02PM +0100, Maximilian Wilhelm wrote:
> > Anno domini 2023 Ondrej Zajicek scripsit:
> > [...]
> > > I hope it does not break some multipoint tunnels like Wireguard, they
> > > often have bad flags reported by kernel, but they should be configured as
> > > PtMP anyways.
> > 
> > I disagree on the PtMP part.
> > 
> > I've deliberately set up a bunch of Wireguard tunnels, which by design
> > are PTP, as in, there are only ever two peers. I know that Wireguard
> > *can* handles PTMP, however having to enforce this in bird config
> > would be weird to me.
> 
> I see that my comment was ambiguous, it should be 'those Wireguard
> tunnels that are multipoint should be configured as OSPF PtMP anyways.'
> 
> PTP Wireguard tunnels should work with OSPF PTP, of course.
> 
> My point was that even those Wireguard tunnels that are PtMP have flags
> saying they are PtP:
> 
> wg0: <POINTOPOINT,NOARP,UP,LOWER_UP>

Oh, I see, that makes sense :-)

Thanks for the clarification!

Cheers,
Max


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