From: "Mika Penttilä" <mika.penttila@kolumbus.fi>
To: Mika Liljeberg <mika.liljeberg@welho.com>
Cc: Pekka Savola <pekkas@netcore.fi>, Andre Tomt <andre@tomt.net>,
linux-kernel@vger.kernel.org, netdev@oss.sgi.com
Subject: Re: 2.4.21+ - IPv6 over IPv4 tunneling b0rked
Date: Fri, 11 Jul 2003 15:48:39 +0300 [thread overview]
Message-ID: <3F0EB227.50403@kolumbus.fi> (raw)
In-Reply-To: 1057925366.896.24.camel@hades
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/
>
>
>
next prev parent reply other threads:[~2003-07-11 12:28 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-07-10 15:43 2.4.21+ - IPv6 over IPv4 tunneling b0rked CaT
2003-07-10 15:55 ` YOSHIFUJI Hideaki / 吉藤英明
2003-07-10 15:58 ` CaT
2003-07-10 16:08 ` Pekka Savola
2003-07-10 16:18 ` 2.4.21+ - IPv6 over IPv4 tunneling broken YOSHIFUJI Hideaki / 吉藤英明
2003-07-10 16:19 ` Pekka Savola
2003-07-10 19:57 ` 2.4.21+ - IPv6 over IPv4 tunneling b0rked Mika Penttilä
2003-07-10 16:27 ` Mika Liljeberg
2003-07-10 23:39 ` CaT
2003-07-11 0:04 ` Mika Liljeberg
2003-07-11 1:49 ` Andre Tomt
2003-07-11 2:03 ` Mika Liljeberg
2003-07-11 2:03 ` 2.4.21+ - IPv6 over IPv4 tunneling broken YOSHIFUJI Hideaki / 吉藤英明
2003-07-11 4:51 ` 2.4.21+ - IPv6 over IPv4 tunneling b0rked Pekka Savola
2003-07-11 5:20 ` Mika Liljeberg
2003-07-11 5:22 ` Pekka Savola
2003-07-11 5:39 ` YOSHIFUJI Hideaki / 吉藤英明
2003-07-11 8:46 ` Pekka Savola
2003-07-11 9:04 ` YOSHIFUJI Hideaki / 吉藤英明
2003-07-11 9:39 ` Mika Penttilä
2003-07-11 10:03 ` Pekka Savola
2003-07-11 10:47 ` YOSHIFUJI Hideaki / 吉藤英明
2003-07-11 10:47 ` Pekka Savola
2003-07-11 10:59 ` YOSHIFUJI Hideaki / 吉藤英明
2003-07-11 10:59 ` Pekka Savola
2003-07-11 11:03 ` YOSHIFUJI Hideaki / 吉藤英明
2003-07-11 11:04 ` Pekka Savola
2003-07-11 11:36 ` Mika Liljeberg
2003-07-11 11:48 ` Pekka Savola
2003-07-11 12:09 ` Mika Liljeberg
2003-07-11 12:48 ` Mika Penttilä [this message]
2003-07-11 13:38 ` Mika Liljeberg
2003-07-11 14:27 ` Mika Penttilä
2003-07-11 14:32 ` Mika Liljeberg
2003-07-11 15:16 ` Mika Penttilä
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=3F0EB227.50403@kolumbus.fi \
--to=mika.penttila@kolumbus.fi \
--cc=andre@tomt.net \
--cc=linux-kernel@vger.kernel.org \
--cc=mika.liljeberg@welho.com \
--cc=netdev@oss.sgi.com \
--cc=pekkas@netcore.fi \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).