Date: Tue, 2 Jan 2024 13:56:51 +0100 From: Jan Bramkamp <crest@rlwinm.de> To: freebsd-current@freebsd.org Subject: Re: bridge(4) and IPv6 broken? Message-ID: <91dfe3b4-11ff-435e-b8c3-b4e3c9ee81fd@rlwinm.de> In-Reply-To: <ZZNNdHjQdNgaSIlu@ilythia.eden.le-fay.org> References: <ZZNNdHjQdNgaSIlu@ilythia.eden.le-fay.org>
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On 02.01.24 00:40, Lexi Winter wrote: > hello, > > i'm having an issue with bridge(4) and IPv6, with a configuration which > is essentially identical to a working system running releng/14.0. > > ifconfig: > > lo0: flags=1008049<UP,LOOPBACK,RUNNING,MULTICAST,LOWER_UP> metric 0 mtu 16384 > options=680003<RXCSUM,TXCSUM,LINKSTATE,RXCSUM_IPV6,TXCSUM_IPV6> > inet 127.0.0.1 netmask 0xff000000 > inet6 ::1 prefixlen 128 > inet6 fe80::1%lo0 prefixlen 64 scopeid 0x1 > groups: lo > nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL> > pflog0: flags=1000141<UP,RUNNING,PROMISC,LOWER_UP> metric 0 mtu 33152 > options=0 > groups: pflog > alc0: flags=1008943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST,LOWER_UP> metric 0 mtu 1500 > options=c3098<VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,WOL_MCAST,WOL_MAGIC,VLAN_HWTSO,LINKSTATE> > ether 30:9c:23:a8:89:a0 > inet6 fe80::329c:23ff:fea8:89a0%alc0 prefixlen 64 scopeid 0x3 > media: Ethernet autoselect (1000baseT <full-duplex>) > status: active > nd6 options=1<PERFORMNUD> > wg0: flags=10080c1<UP,RUNNING,NOARP,MULTICAST,LOWER_UP> metric 0 mtu 1420 > options=80000<LINKSTATE> > inet 172.16.145.21 netmask 0xffffffff > inet6 fd00:0:1337:cafe:1111:1111:829a:595e prefixlen 128 > groups: wg > tunnelfib: 1 > nd6 options=101<PERFORMNUD,NO_DAD> > bridge0: flags=1008843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST,LOWER_UP> metric 0 mtu 1500 > options=0 > ether 58:9c:fc:10:ff:b6 > inet 10.1.4.101 netmask 0xffffff00 broadcast 10.1.4.255 > inet6 2001:8b0:aab5:104:3::101 prefixlen 64 > id 00:00:00:00:00:00 priority 32768 hellotime 2 fwddelay 15 > maxage 20 holdcnt 6 proto rstp maxaddr 2000 timeout 1200 > root id 00:00:00:00:00:00 priority 32768 ifcost 0 port 0 > member: tap0 flags=143<LEARNING,DISCOVER,AUTOEDGE,AUTOPTP> > ifmaxaddr 0 port 6 priority 128 path cost 2000000 > member: alc0 flags=143<LEARNING,DISCOVER,AUTOEDGE,AUTOPTP> > ifmaxaddr 0 port 3 priority 128 path cost 55 > groups: bridge > nd6 options=1<PERFORMNUD> > tap0: flags=9903<UP,BROADCAST,PROMISC,SIMPLEX,LINK0,MULTICAST> metric 0 mtu 1500 > options=80000<LINKSTATE> > ether 58:9c:fc:10:ff:89 > groups: tap > media: Ethernet 1000baseT <full-duplex> > status: no carrier > nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL> IPv6 enabled interfaces need a link-local address for normal operation. Please set the auto-linklocal flag on the bridge and try again.
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