Date: Wed, 13 Mar 2024 22:57:14 +0000 From: Benoit Chesneau <benoitc@enki-multimedia.eu> To: Marek Zarychta <zarychtam@plan-b.pwste.edu.pl> Cc: freebsd-net@freebsd.org, Zhenlei Huang <zlei@FreeBSD.org> Subject: Re: ipv4 route with ipv6 local link nexthop ? Message-ID: <UarpWKuLFr0hJM1D5BRSKuiN-zorEYnAaCF6BDiN86zp03IBNWv3AjiF7bBeLIbAWc4Cwi-VgL8dvIv9CPio_XIHc2LJulZbi7ycIrKxzoU=@enki-multimedia.eu> In-Reply-To: <24620735-923d-4603-8c92-1d9b23d3ce80@plan-b.pwste.edu.pl> References: <Kj1GA9KKe3wVoeEJr0g-4BAiin5cEjGj4ICYDH9LHBT_vpmctoN-2HNS7AjTwNimOVkn5nBoJw50fbLgNdCleBD0p_TZImOet1gFGIfr4-E=@enki-multimedia.eu> <367504DC-48DA-4DFD-9DB6-CC571F0D26B8@FreeBSD.org> <764E12BF-5D31-4905-98AE-6D745BFD1DC2@FreeBSD.org> <ab8969aa-8ee3-486c-9006-9a4b2d8ea574@plan-b.pwste.edu.pl> <IxTSIlk5-3neY4rfsucJk3Vu2ssemRH7WWSvcLFdrA_0dGeUUW4HyoMFSciFEcBVG58qxpfTm6yj8gh_6_7gLUSV2QWaKp2cP0WeEmeMv1A=@enki-multimedia.eu> <4380f799-b961-4daf-8514-679c06214d55@plan-b.pwste.edu.pl> <24620735-923d-4603-8c92-1d9b23d3ce80@plan-b.pwste.edu.pl>
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Thanks for the patch! I will try :)=20 Beno=C3=AEt Sent with Proton Mail secure email. On Wednesday, March 13th, 2024 at 20:07, Marek Zarychta <zarychtam@plan-b.p= wste.edu.pl> wrote: > W dniu 13.03.2024 o 18:59, Marek Zarychta pisze: >=20 > > W dniu 13.03.2024 o 16:31, Benoit Chesneau pisze: > >=20 > > > Hrm I thought it was implemented via > > > https://reviews.freebsd.org/rG62e1a437f3285e785d9b35a476d36a469a90028= d > > >=20 > > > Wasn't it merged ? (also pretty sure I did test it in freebsd 13). > >=20 > > FWIW: it works fine on CURRENT > >=20 > > # ifconfig vlan8 destroy > > # ifconfig vlan8 create vlandev bge0 vlan 8 up > > # ifconfig vlan8 inet6 -ifdisabled auto_linklocal > > # route add -net 10.11.13.0/24 -inet6 fe80::360a:11ff:fe1b:404e%vlan8 > > add net 10.11.13.0: gateway fe80::360a:11ff:fe1b:404e%vlan8 fib 0 >=20 > It looks like the fix is in f818559774cb0c1516364c4beca361480fd68b5b . > Zhenlei, could you please MFC this one[1] ? >=20 > Cherry-picking it to stable/14 makes route fully functional. I have > tested it between stable/14 with this fix applied and CURRENT. >=20 > Host A: >=20 > # ifconfig lo10 destroy > # ifconfig lo10 create > # ifconfig lo10 10.11.13.1/24 > # ifconfig vlan8 destroy > # ifconfig vlan8 create vlandev bge0 vlan 8 up > # ifconfig vlan8 inet6 -ifdisabled auto_linklocal > # route add -net 10.11.12.0/24 -inet6 fe80::6ab5:99ff:febd:8108%vlan8 > add net 10.11.12.0: gateway fe80::6ab5:99ff:febd:8108%vlan8 fib 0 > # ping -c5 -S 10.11.13.1 10.11.12.1 > PING 10.11.12.1 (10.11.12.1) from 10.11.13.1: 56 data bytes > 64 bytes from 10.11.12.1: icmp_seq=3D0 ttl=3D64 time=3D2002.303 ms > 64 bytes from 10.11.12.1: icmp_seq=3D1 ttl=3D64 time=3D1000.461 ms > 64 bytes from 10.11.12.1: icmp_seq=3D2 ttl=3D64 time=3D0.167 ms > 64 bytes from 10.11.12.1: icmp_seq=3D3 ttl=3D64 time=3D0.222 ms > 64 bytes from 10.11.12.1: icmp_seq=3D4 ttl=3D64 time=3D0.207 ms >=20 > --- 10.11.12.1 ping statistics --- > 5 packets transmitted, 5 packets received, 0.0% packet loss > round-trip min/avg/max/stddev =3D 0.167/600.672/2002.303/800.763 ms >=20 > Host B: >=20 > # ifconfig lo10 destroy > # ifconfig lo10 create > # ifconfig lo10 10.11.12.1/24 > # ifconfig vlan8 destroy > ifconfig: interface vlan8 does not exist > # ifconfig vlan8 create vlandev bce0 vlan 8 up > # ifconfig vlan8 inet6 -ifdisabled auto_linklocal > # route add -net 10.11.13.0/24 -inet6 fe80::26be:5ff:fe10:c900%vlan8 > add net 10.11.13.0: gateway fe80::26be:5ff:fe10:c900%vlan8 fib 0 > # ping -c5 -S 10.11.12.1 10.11.13.1 > PING 10.11.13.1 (10.11.13.1) from 10.11.12.1: 56 data bytes > 64 bytes from 10.11.13.1: icmp_seq=3D0 ttl=3D64 time=3D1000.285 ms > 64 bytes from 10.11.13.1: icmp_seq=3D1 ttl=3D64 time=3D0.141 ms > 64 bytes from 10.11.13.1: icmp_seq=3D2 ttl=3D64 time=3D0.231 ms > 64 bytes from 10.11.13.1: icmp_seq=3D3 ttl=3D64 time=3D0.235 ms > 64 bytes from 10.11.13.1: icmp_seq=3D4 ttl=3D64 time=3D0.174 ms >=20 > --- 10.11.13.1 ping statistics --- > 5 packets transmitted, 5 packets received, 0.0% packet loss > round-trip min/avg/max/stddev =3D 0.141/200.213/1000.285/400.036 ms >=20 > 1. > https://cgit.freebsd.org/src/commit/?id=3Df818559774cb0c1516364c4beca3614= 80fd68b5b >=20 >=20 > Cheers >=20 > -- > Marek Zarychta
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