From owner-freebsd-net Fri Aug 3 12: 1: 6 2001 Delivered-To: freebsd-net@freebsd.org Received: from peter3.wemm.org (c1315225-a.plstn1.sfba.home.com [24.14.150.180]) by hub.freebsd.org (Postfix) with ESMTP id D8C8837B401; Fri, 3 Aug 2001 12:00:59 -0700 (PDT) (envelope-from peter@wemm.org) Received: from overcee.netplex.com.au (overcee.wemm.org [10.0.0.3]) by peter3.wemm.org (8.11.0/8.11.0) with ESMTP id f73J0xM91833; Fri, 3 Aug 2001 12:00:59 -0700 (PDT) (envelope-from peter@wemm.org) Received: from wemm.org (localhost [127.0.0.1]) by overcee.netplex.com.au (Postfix) with ESMTP id A63933811; Fri, 3 Aug 2001 12:00:59 -0700 (PDT) (envelope-from peter@wemm.org) X-Mailer: exmh version 2.3.1 01/18/2001 with nmh-1.0.4 To: Poul-Henning Kamp Cc: Andre Oppermann , freebsd-hackers@FreeBSD.ORG, freebsd-net@FreeBSD.ORG Subject: Re: 303,000 routes in kernel In-Reply-To: <93100.996790166@critter> Date: Fri, 03 Aug 2001 12:00:59 -0700 From: Peter Wemm Message-Id: <20010803190059.A63933811@overcee.netplex.com.au> Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org Poul-Henning Kamp wrote: > In message <3B69CE3F.1BCCB280@telehouse.ch>, Andre Oppermann writes: > > >The problem I've got now is that for every packet I get the kernel is > >making one host entry in the routing table. Because of the many UDP > >DNS requests from all over the world I've got 303'000 (yes, three- > >hundredthreethousand) entries in the kernel routing table which have > >not expired yet. So I'm getting error messages like this now: > > Hmm, I wasn't aware that we cloned routes for UDP packets, are you sure > that is what is causing the routes to exists ? (Just to mention the > obvious: it's not CodeRed probes ?) Dont forget that DNS can query you over tcp as well.. Cheers, -Peter -- Peter Wemm - peter@FreeBSD.org; peter@yahoo-inc.com; peter@netplex.com.au "All of this is for nothing if we don't go to the stars" - JMS/B5 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message