From owner-freebsd-net Thu Jun 4 02:45:14 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id CAA07743 for freebsd-net-outgoing; Thu, 4 Jun 1998 02:45:14 -0700 (PDT) (envelope-from owner-freebsd-net@FreeBSD.ORG) Received: from alpo.whistle.com (alpo.whistle.com [207.76.204.38]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id CAA07725; Thu, 4 Jun 1998 02:45:08 -0700 (PDT) (envelope-from julian@whistle.com) Received: (from daemon@localhost) by alpo.whistle.com (8.8.5/8.8.5) id CAA29404; Thu, 4 Jun 1998 02:40:23 -0700 (PDT) Received: from current1.whistle.com(207.76.205.22) via SMTP by alpo.whistle.com, id smtpd029401; Thu Jun 4 09:40:13 1998 Date: Thu, 4 Jun 1998 02:40:11 -0700 (PDT) From: Julian Elischer To: Ruslan Ermilov cc: hackers@FreeBSD.ORG, net@FreeBSD.ORG Subject: Re: Transparent packet diversion: Where is it? In-Reply-To: <19980604112530.B27834@ucb.crimea.ua> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org nope, that's not it.. IPdivert is similar to what I want but not it.. (we wrote divert so we know about that one :-) On Thu, 4 Jun 1998, Ruslan Ermilov wrote: > Hi! > > I recently wrote a small program which utilizes one divert socket and > one udp socket to implement IP-over-IP tunneling. > > 1. It has a bug: the IP checksum only valid for packets without IP options. > This is due to recalculating checksum using in_cksum_hdr(). > 2. It lacks crypto-module, I'm planning to implement it soon. > 3. You should specify the ``out'' keyword of the ipfw rule if you want your > packets to be processed by the redirection-host itself (thus, TTL--). > > Any feedback will be much appreciated! > > You can download it from > > http://www.ucb.crimea.ua/~ru/FreeBSD/iptunnel/ > > On Wed, Jun 03, 1998 at 04:44:27PM -0700, Julian Elischer wrote: > > A month or so ago, someone announced a package that > > did redirection of packets to arbitrary places. > > > > > > I remember the comment > > "it's wierd seeing all those foreign adresses in the netstat listing". > > > > kind of like the Linux transproxy code I guess. > > > > if ANYONE has a pointer to that code I'd apreciate it. > > I've done every search I can think of on the mail archives.. > > > > julian > > Regards, > -- > Ruslan Ermilov System Administrator > ru@ucb.crimea.ua United Commercial Bank > +380-652-247647 Simferopol, Crimea > 2426679 ICQ Network, UIN > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-net" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message