From owner-freebsd-net@FreeBSD.ORG Fri Aug 17 12:27:43 2007 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C672316A420 for ; Fri, 17 Aug 2007 12:27:43 +0000 (UTC) (envelope-from bms@FreeBSD.org) Received: from out2.smtp.messagingengine.com (out2.smtp.messagingengine.com [66.111.4.26]) by mx1.freebsd.org (Postfix) with ESMTP id 9295513C4D0 for ; Fri, 17 Aug 2007 12:27:43 +0000 (UTC) (envelope-from bms@FreeBSD.org) Received: from compute1.internal (compute1.internal [10.202.2.41]) by out1.messagingengine.com (Postfix) with ESMTP id C7D1A135A6; Fri, 17 Aug 2007 08:27:42 -0400 (EDT) Received: from heartbeat2.messagingengine.com ([10.202.2.161]) by compute1.internal (MEProxy); Fri, 17 Aug 2007 08:27:42 -0400 X-Sasl-enc: ZlYNw8/Zm6KrSQxYTsZLJvsNs/7kFPdT9O/6SELpjU22 1187353662 Received: from empiric.lon.incunabulum.net (82-35-112-254.cable.ubr07.dals.blueyonder.co.uk [82.35.112.254]) by mail.messagingengine.com (Postfix) with ESMTP id 1D2561A7FE; Fri, 17 Aug 2007 08:27:42 -0400 (EDT) Message-ID: <46C5943C.6070000@FreeBSD.org> Date: Fri, 17 Aug 2007 13:27:40 +0100 From: "Bruce M. Simpson" User-Agent: Thunderbird 2.0.0.4 (X11/20070630) MIME-Version: 1.0 To: rajneesh rana References: <228b46650708170059j3813f81sdd6974337d7ce4cb@mail.gmail.com> In-Reply-To: <228b46650708170059j3813f81sdd6974337d7ce4cb@mail.gmail.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: freebsd-net@freebsd.org Subject: Re: routing local traffic w/o using loopback interface X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 17 Aug 2007 12:27:43 -0000 rajneesh rana wrote: > hello all, > > i am opening up two tap interfaces, both connected to bridge, assigning them > IP addresses and want to open up tcp connection b/w them without using > loopback interface, so i bind client socket to first tap using > SO_BINDTODEVICE option and socket server listening on other tap device. > The problem is that when i m calling connect, it is giving timeout error. > I am confused by your question because to the best of my knowledge the SO_BINDTODEVICE socket option does not exist in FreeBSD. > Is it possible two route traffic b/w two interfaces of same machine w/o > using loopback interface and kernel hacking. Yes, I use if_bridge for this on a daily basis. regards, BMS