From owner-freebsd-net@FreeBSD.ORG Thu Dec 7 09:54:20 2006 Return-Path: X-Original-To: freebsd-net@freebsd.org Delivered-To: freebsd-net@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 7FE8716A416 for ; Thu, 7 Dec 2006 09:54:20 +0000 (UTC) (envelope-from ivo.vachkov@gmail.com) Received: from wx-out-0506.google.com (wx-out-0506.google.com [66.249.82.237]) by mx1.FreeBSD.org (Postfix) with ESMTP id 48F3743CA8 for ; Thu, 7 Dec 2006 09:53:29 +0000 (GMT) (envelope-from ivo.vachkov@gmail.com) Received: by wx-out-0506.google.com with SMTP id s18so442980wxc for ; Thu, 07 Dec 2006 01:54:19 -0800 (PST) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:references; b=dKdFvBBinEM49tNXgEtQUqmszvplYzqLkieyaCn+K6Un95G9GWYanf1fQ7+gT8oR0C4ws5Cz5p/56jq2uhlEbt9BSqycwWYzfJE4+SAC9Q+swjOvddkX1yrv7TlzhjxdAoZUgUnoxNttI2WX28DrJZ/1BOD2s/g/VQM9NMSq9P8= Received: by 10.70.61.1 with SMTP id j1mr3380959wxa.1165485259293; Thu, 07 Dec 2006 01:54:19 -0800 (PST) Received: by 10.70.49.4 with HTTP; Thu, 7 Dec 2006 01:54:19 -0800 (PST) Message-ID: Date: Thu, 7 Dec 2006 11:54:19 +0200 From: "Ivo Vachkov" To: "Michael Tuexen" In-Reply-To: <2786D1DE-E8FA-490C-AFF7-E458E262AEF7@lurchi.franken.de> MIME-Version: 1.0 References: <161d69110612060709n3bf99bd4y47d94b021b8f1d02@mail.gmail.com> <4577D858.4010300@freebsd.org> <2786D1DE-E8FA-490C-AFF7-E458E262AEF7@lurchi.franken.de> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: freebsd-net@freebsd.org Subject: Re: Urel, a TCP option for Unreliable Streaming. Need your help. 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: Thu, 07 Dec 2006 09:54:20 -0000 On 12/7/06, Michael Tuexen wrote: > > Hi Andre, > > see my comments in-line. > > Best regards > Michael > > > SCTP has a extension called PR-SCTP, which is implemented in BSD > and can be used to limit the number of retransmissions of a > DATA chunk to 0. The service you mention above is therefore available > in SCTP. There is only one problem with that - you need to do a major rewrite of your current software to use SCTP and hope that all OSs it's supposed to run on/with have SCTP support (and it's enabled). -- "UNIX is basically a simple operating system, but you have to be a genius to understand the simplicity." Dennis Ritchie