Hoi It is not possible because RFC5838 requires an IPv4 address in the IPv6 Link LSA. You cannot do IPv4 unnumbered using link-local because of this requirement.
Groet Pim — Pim van Pelt / PBVP1-RIPE https://ipng.ch/ > On 24 Jan 2025, at 15:39, beno...@enki-multimedia.eu wrote: > > Thank you, for the linlks :) > > I was already using your post as a ref but I didn't found the right way to > get unnumbered addresses on freebsd. I'm still investigating it > > My initial expectation however was that it would work the same it does for > IPv6 passing the loopback using the local link IP as next hop. But it doesn't > seem to it without the trick you use on linux. At least on 1.16.1 . Is there > a way to do it wuthout an unnumbered interface ? > > >> On 24 Jan 2025, at 02:24, Pim van Pelt via Bird-users >> <bird-users@network.cz> wrote: >> >> Hoi Benoit, >> >> I did not try this on FreeBSD, but I did on Linux: >> https://ipng.ch/s/articles/2024/06/22/vpp-with-loopback-only-ospfv3-part-2/ >> >> and I discussed my travels in Paris at FRNOG'40 in >> https://video.ipng.ch/w/9A9Zg83PXpunnBvncWYQHL >> Hope that helps. >> >> groet, >> Pim >> >> >>> On 24.01.2025 01:38, benoitc--- via Bird-users wrote: >>> Hi all, >>> >>> I am looking at reducing the number of IPv4s I am using but i'ms truggling >>> to have loopback propagation over local link using OSPv3 on freebsd. >>> >>> Did someone tried it? Can you share your related configuration? >>> >>> when i setup the ip on lo1 and pass as stub in the OSPfV3 IPv4 >>> iinstances, no ipv4 route is exported. any hint is welcome. >>> >>> >>> Benoît >>> >> >> -- >> Pim van Pelt <p...@ipng.ch> >> PBVP1-RIPE - https://ipng.ch/ >> > > >
