From owner-freebsd-net@FreeBSD.ORG Tue Sep 2 15:53:24 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 E816916A4C0 for ; Tue, 2 Sep 2003 15:53:24 -0700 (PDT) Received: from hysteria.spc.org (hysteria.spc.org [195.206.69.234]) by mx1.FreeBSD.org (Postfix) with SMTP id 6C66A43FCB for ; Tue, 2 Sep 2003 15:53:23 -0700 (PDT) (envelope-from bms@hysteria.spc.org) Received: (qmail 975 invoked by uid 5013); 2 Sep 2003 22:50:06 -0000 Date: Tue, 2 Sep 2003 23:50:06 +0100 From: Bruce M Simpson To: "millarkav@yahoo.com" Message-ID: <20030902225006.GN1417@spc.org> Mail-Followup-To: Bruce M Simpson , "millarkav@yahoo.com" , freebsd-net@freebsd.org References: <20030902224333.19060.qmail@web41101.mail.yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030902224333.19060.qmail@web41101.mail.yahoo.com> User-Agent: Mutt/1.4.1i Organization: SPC cc: freebsd-net@freebsd.org Subject: Re: UDP Socket Options 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: Tue, 02 Sep 2003 22:53:25 -0000 On Tue, Sep 02, 2003 at 03:43:33PM -0700, millarkav@yahoo.com wrote: > FreeBSD ought to add per-socket socket options to > allow a programmer to turn on and off the don't > fragment bit for UDP and the UDP checksum, on a per > socket basis. Why? Sure, it would be easy enough to do, but why exactly do you need this? Rewriting traceroute without recourse to SOCK_RAW is one possible use that springs to mind. But can you elaborate? BMS