From owner-freebsd-net@FreeBSD.ORG Thu Nov 13 09:01:54 2003 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id A8D2B16A4CE; Thu, 13 Nov 2003 09:01:54 -0800 (PST) Received: from mail.tcoip.com.br (erato.tco.net.br [200.220.254.10]) by mx1.FreeBSD.org (Postfix) with ESMTP id 276A743FD7; Thu, 13 Nov 2003 09:01:52 -0800 (PST) (envelope-from dcs@tcoip.com.br) Received: from tcoip.com.br ([10.0.2.6]) by mail.tcoip.com.br (8.11.6/8.11.6) with ESMTP id hADH1fb11583; Thu, 13 Nov 2003 15:01:41 -0200 Message-ID: <3FB3B8F5.7010809@tcoip.com.br> Date: Thu, 13 Nov 2003 15:01:41 -0200 From: "Daniel C. Sobral" User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.5) Gecko/20031007 X-Accept-Language: en-us, en, pt-br, ja MIME-Version: 1.0 To: Andre Oppermann References: <3FAE68FB.64D262FF@pipeline.ch> <20031112225326.GI41949@FreeBSD.org> <3FB2BE8A.6C880085@pipeline.ch> <20031112232341.GJ41949@skriver.dk> <3FB2C5A3.E6F33B07@pipeline.ch> In-Reply-To: <3FB2C5A3.E6F33B07@pipeline.ch> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: quoted-printable cc: mb@imp.ch cc: freebsd-net@freebsd.org cc: freebsd-current@freebsd.org cc: ume@freebsd.org cc: sam@errno.com Subject: Re: tcp hostcache and ip fastforward for review X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 13 Nov 2003 17:01:54 -0000 Andre Oppermann wrote: >=20 > Makes sense. >=20 > Can we ever have a packet that has a source address with INADDR_BROADCA= ST > or IN_MULTICAST? I can't think of such a case. >=20 > Can we ever have a packet with destination address INADDR_ANY? Maybe > for BOOTP? But then the source address would be 0.0.0.0 too? IIRC, in case you have an IP-less interface and you want to subscribe it = to some multicast address, the outgoing packet source address is 0.0.0.0.= --=20 Daniel C. Sobral Ger=EAncia de Opera=E7=F5es Divis=E3o de Comunica=E7=E3o de Dados Coordena=E7=E3o de Seguran=E7a VIVO Centro Oeste Norte Fones: 55-61-313-7654/Cel: 55-61-9618-0904 E-mail: Daniel.Capo@tco.net.br Daniel.Sobral@tcoip.com.br dcs@tcoip.com.br