From owner-freebsd-hackers Thu Oct 17 12: 0:32 2002 Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id EBCAA37B401; Thu, 17 Oct 2002 12:00:31 -0700 (PDT) Received: from hawk.mail.pas.earthlink.net (hawk.mail.pas.earthlink.net [207.217.120.22]) by mx1.FreeBSD.org (Postfix) with ESMTP id A2F7143E6A; Thu, 17 Oct 2002 12:00:31 -0700 (PDT) (envelope-from tlambert2@mindspring.com) Received: from pool0289.cvx22-bradley.dialup.earthlink.net ([209.179.199.34] helo=mindspring.com) by hawk.mail.pas.earthlink.net with esmtp (Exim 3.33 #1) id 182FsZ-0004f7-00; Thu, 17 Oct 2002 12:00:20 -0700 Message-ID: <3DAF087C.7B148341@mindspring.com> Date: Thu, 17 Oct 2002 11:59:08 -0700 From: Terry Lambert X-Mailer: Mozilla 4.79 [en] (Win98; U) X-Accept-Language: en MIME-Version: 1.0 To: Steve Tremblett Cc: freebsd-net@freebsd.org, freebsd-hackers@freebsd.org Subject: Re: Netgraph TCP/IP References: <20021017110456.G15035@sjt-u10.cisco.com> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Steve Tremblett wrote: > A while back someone was fishing for a project to take on and someone > suggested a complete TCP/IP implementation in netgraph. I found the > idea interesting and am considering taking a shot at it. My main goal > in all this is to learn as much as possible and at this point I'm just > reading. > > While this is a personal educational project, I figure I should propose > it here and solicit comments/thoughts/suggestions on such a venture so > that maybe the results might be usable by someone else. Start with just a TCP implementation, after exposing a raw IP interface as a netgraph node. This will make your life much easier. There is a lot of promiscuous knowledge in the code, both for packets on the way in, and packets on the way out. -- Terry To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message