Date: Wed, 13 Mar 2024 20:07:46 +0100 From: Marek Zarychta <zarychtam@plan-b.pwste.edu.pl> To: freebsd-net@freebsd.org, Zhenlei Huang <zlei@FreeBSD.org>, Benoit Chesneau <benoitc@enki-multimedia.eu> Subject: Re: ipv4 route with ipv6 local link nexthop ? Message-ID: <24620735-923d-4603-8c92-1d9b23d3ce80@plan-b.pwste.edu.pl> In-Reply-To: <4380f799-b961-4daf-8514-679c06214d55@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>
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W dniu 13.03.2024 o 18:59, Marek Zarychta pisze: > W dniu 13.03.2024 o 16:31, Benoit Chesneau pisze: >> Hrm I thought it was implemented via >> https://reviews.freebsd.org/rG62e1a437f3285e785d9b35a476d36a469a90028d >> >> Wasn't it merged ? (also pretty sure I did test it in freebsd 13). >> > FWIW: it works fine on CURRENT > > # 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 > It looks like the fix is in f818559774cb0c1516364c4beca361480fd68b5b . Zhenlei, could you please MFC this one[1] ? Cherry-picking it to stable/14 makes route fully functional. I have tested it between stable/14 with this fix applied and CURRENT. Host A: # 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=0 ttl=64 time=2002.303 ms 64 bytes from 10.11.12.1: icmp_seq=1 ttl=64 time=1000.461 ms 64 bytes from 10.11.12.1: icmp_seq=2 ttl=64 time=0.167 ms 64 bytes from 10.11.12.1: icmp_seq=3 ttl=64 time=0.222 ms 64 bytes from 10.11.12.1: icmp_seq=4 ttl=64 time=0.207 ms --- 10.11.12.1 ping statistics --- 5 packets transmitted, 5 packets received, 0.0% packet loss round-trip min/avg/max/stddev = 0.167/600.672/2002.303/800.763 ms Host B: # 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=0 ttl=64 time=1000.285 ms 64 bytes from 10.11.13.1: icmp_seq=1 ttl=64 time=0.141 ms 64 bytes from 10.11.13.1: icmp_seq=2 ttl=64 time=0.231 ms 64 bytes from 10.11.13.1: icmp_seq=3 ttl=64 time=0.235 ms 64 bytes from 10.11.13.1: icmp_seq=4 ttl=64 time=0.174 ms --- 10.11.13.1 ping statistics --- 5 packets transmitted, 5 packets received, 0.0% packet loss round-trip min/avg/max/stddev = 0.141/200.213/1000.285/400.036 ms 1. https://cgit.freebsd.org/src/commit/?id=f818559774cb0c1516364c4beca361480fd68b5b Cheers -- Marek Zarychta
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