From owner-freebsd-net Fri May 24 16:13:16 2002 Delivered-To: freebsd-net@freebsd.org Received: from smtp3.america.net (smtp3.america.net [199.170.121.53]) by hub.freebsd.org (Postfix) with ESMTP id F120737B404; Fri, 24 May 2002 16:13:09 -0700 (PDT) Received: from lester.manchero.org ([65.211.120.109]) by smtp3.america.net (8.11.6/8.11.6) with ESMTP id g4OND2v13514; Fri, 24 May 2002 19:13:02 -0400 (EDT) Received: from lester.manchero.org (localhost [127.0.0.1]) by [65.211.120.109] (8.12.3/8.12.3) with ESMTP id g4ON0kvc008918; Fri, 24 May 2002 19:00:46 -0400 (EDT) (envelope-from rmanches@lester.manchero.org) Received: (from rmanches@localhost) by lester.manchero.org (8.12.3/8.12.3/Submit) id g4ON0jgR008917; Fri, 24 May 2002 19:00:45 -0400 (EDT) Date: Fri, 24 May 2002 19:00:45 -0400 From: Rob To: Naga Narayanaswamy Cc: freebsd-net@FreeBSD.ORG, hackers@FreeBSD.ORG Subject: Re: ip src address in outgoing ipv4 multicast packets Message-ID: <20020524190045.A8865@lester.manchero.org> Mail-Followup-To: Naga Narayanaswamy , freebsd-net@FreeBSD.ORG, hackers@FreeBSD.ORG References: <20020522202839.A3413@lester.manchero.org> <20020523202222.A6200@lester.manchero.org> <000f01c202c9$028d6c60$5ab9fea9@compaq> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <000f01c202c9$028d6c60$5ab9fea9@compaq>; from naga@mindspring.com on Thu, May 23, 2002 at 10:16:26PM -0400 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 * Naga Narayanaswamy (naga@mindspring.com) [020523 19:21]: > When you say src address is set to host group, what application generates > them? What is the src and dest address ? I quickly checked Rich Stevens vol > II. > Looks like the code has been like this since old days. > Is the application setting the src address as mc group intentionally? yes, it does in the call to bind, though I wouldn't think that one would have to use two sockets for outgoing / incoming traffic if we just wanted to restrict incoming traffic to have a dst address of the host's group. -r To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message