Messages in this thread | | | Date | Fri, 11 Jul 2003 15:48:39 +0300 | From | Mika Penttilä <> | Subject | Re: 2.4.21+ - IPv6 over IPv4 tunneling b0rked |
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It turns out to be the (otherwise valid) check for IFF_LOOPBACK for gateway's address in ip6_route_add() that gives EINVAL for prefix::, and has nothing to do with iid being 0, just a coinsidence....
--Mika
Mika Liljeberg wrote:
>On Fri, 2003-07-11 at 14:48, Pekka Savola wrote: > > >>On 11 Jul 2003, Mika Liljeberg wrote: >> >> >>>Here's a valid use for subnet router anycase that isn't working. >>>Somebody asked me how to set up 6to4, so I did a little testing. >>> >>>Doesn't work: >>> >>>hades:~# ip route add ::/0 via 2002:c058:6301:: >>>RTNETLINK answers: Invalid argument >>> >>>Works: >>> >>>hades:~# ip route add ::/0 via 2002:c058:6301::1 >>> >>>Unfortunately the first form is what I need: >>> >>>hades:~# host -t AAAA 6to4.ipv6.funet.fi >>>6to4.ipv6.funet.fi has AAAA address 2001:708:0:1::624 >>>6to4.ipv6.funet.fi has AAAA address 2002:c058:6301:: >>> >>> >>I think that in this particular case, if should have configured your >>interface address with 2002:v4:addr::/16, of which subnet anycast router >>address would be 2002::. >> >> > >Ah ok. It *is* configured with a /16. As far as my host is concerned, >2002:c058:6301:: should be just a unicast address like any other, so >maybe there is a IID==0 check somewhere? > > > >>>So apparently there really is an inappropriate subnet router anycast >>>sanity check. Please fix this! >>> >>> >>This *may* be caused by another issue too: nexthop's must be given in the >>compatible "::192.88.99.1" format, not 2002:xxxx :-( >> >>I sent a patch on over a year or so ago, but it didn't gain that much >>enthusiasm.. >> >> > >I vote for fixing this too. :-) > > MikaL > >- >To unsubscribe from this list: send the line "unsubscribe linux-kernel" in >the body of a message to majordomo@vger.kernel.org >More majordomo info at http://vger.kernel.org/majordomo-info.html >Please read the FAQ at http://www.tux.org/lkml/ > > >
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