From owner-freebsd-net Mon Jan 15 21:59: 4 2001 Delivered-To: freebsd-net@freebsd.org Received: from tinuviel.compendium.net.ar (usat2-00222.usateleport.com [208.248.183.222]) by hub.freebsd.org (Postfix) with ESMTP id 5422E37B400; Mon, 15 Jan 2001 21:58:46 -0800 (PST) Received: by tinuviel.compendium.net.ar (Postfix, from userid 1000) id 35DE119672F; Tue, 16 Jan 2001 02:58:03 -0300 (ART) Date: Tue, 16 Jan 2001 02:58:03 -0300 To: Kris Kennaway Cc: freebsd-net@FreeBSD.ORG Subject: Re: Problem with gif tunnel: nd6_lookup: failed to add route for a neighbor Message-ID: <20010116025802.A9040@tinuviel.compendium.net.ar> References: <20010116024319.B8183@tinuviel.compendium.net.ar> <20010115215251.A7394@citusc17.usc.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable User-Agent: Mutt/1.3.12i In-Reply-To: <20010115215251.A7394@citusc17.usc.edu>; from kris@FreeBSD.ORG on Mon, Jan 15, 2001 at 09:52:51PM -0800 x-attribution: HoraPe From: horape@tinuviel.compendium.net.ar Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org =A1Hola! > > I'm experimenting with ipv6 and i need some help. I've a gif > > tunnel between a FBSD 4.0 and a FBSD 4.2. > >=20 > > In the 4.2 side i get lots of messages like: > >=20 > > Jan 16 02:34:05 ipv6-gw /kernel: nd6_lookup: failed to add route for a = neighbor(3ffe:2900:b00d:ff00::0002), errno=3D17 > > Jan 16 02:34:05 ipv6-gw /kernel: nd6_lookup: failed to add route for a = neighbor(3ffe:2900:000b:000d::0001), errno=3D17 > >=20 > > each time i use such tunnel > >=20 > > I've looked at some search engines and know it's a common problem but no > > known solution (i'm tempted to recompile commenting out the log call) >=20 > Your address prefix length is incorrect..can't remember what the > correct value should be off the top of my head, but it's come up > before so it should be in the archives upon closer examination. It looks like 128 is the "right" prefixlen. Problem is that my upstream provider (Sprint) wants to use 64 as prefixlen (IMHO FBSD is ok, but it seems to be the common practice to assign /64 to tunnels) > It's a common mistake - a FAQ question/answer would probably be in > order (could you write a doc PR once you've fixed it?). What's a PR? > Kris Thanks a lot, HoraPe --- Horacio J. Pe=F1a horape@compendium.com.ar horape@uninet.edu bofh@puntoar.net.ar horape@hcdn.gov.ar To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message