Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S269837AbTGKLy5 (ORCPT ); Fri, 11 Jul 2003 07:54:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S269899AbTGKLy5 (ORCPT ); Fri, 11 Jul 2003 07:54:57 -0400 Received: from cs180094.pp.htv.fi ([213.243.180.94]:24960 "EHLO hades.pp.htv.fi") by vger.kernel.org with ESMTP id S269837AbTGKLy4 (ORCPT ); Fri, 11 Jul 2003 07:54:56 -0400 Subject: Re: 2.4.21+ - IPv6 over IPv4 tunneling b0rked From: Mika Liljeberg To: Pekka Savola Cc: Andre Tomt , linux-kernel@vger.kernel.org, netdev@oss.sgi.com In-Reply-To: References: Content-Type: text/plain Content-Transfer-Encoding: 7bit Message-Id: <1057925366.896.24.camel@hades> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.0 Date: 11 Jul 2003 15:09:26 +0300 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1619 Lines: 46 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/