From owner-freebsd-hackers Wed Oct 30 17:43:33 1996 Return-Path: owner-hackers Received: (from root@localhost) by freefall.freebsd.org (8.7.5/8.7.3) id RAA16842 for hackers-outgoing; Wed, 30 Oct 1996 17:43:33 -0800 (PST) Received: from genesis.atrad.adelaide.edu.au (genesis.atrad.adelaide.edu.au [129.127.96.120]) by freefall.freebsd.org (8.7.5/8.7.3) with ESMTP id RAA16832 for ; Wed, 30 Oct 1996 17:43:29 -0800 (PST) Received: from msmith@localhost by genesis.atrad.adelaide.edu.au (8.6.12/8.6.9) id MAA25644; Thu, 31 Oct 1996 12:12:09 +1030 From: Michael Smith Message-Id: <199610310142.MAA25644@genesis.atrad.adelaide.edu.au> Subject: Re: FreeBSD and IP tunneling To: proff@suburbia.net (Julian Assange) Date: Thu, 31 Oct 1996 12:12:09 +1030 (CST) Cc: freebsd-hackers@freebsd.org In-Reply-To: <199610310046.LAA10960@suburbia.net> from "Julian Assange" at Oct 31, 96 11:46:40 am MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-hackers@freebsd.org X-Loop: FreeBSD.org Precedence: bulk Julian Assange stands accused of saying: > > > Packets sent on the tun* interfaces show up as data to be read on /dev/tun*. > > Data written on /dev/tun* shows up as input packets on the tun* interfaces. > > So, if you want to do UDP encapsulated tunnelling, you should do something like > > Are there as yet no userland tools to do this? It seems like something that > should be addressed. What about IPIP? Writing can be done easily enough with > IP_HDRINCL, but how do you go about reading such packets short of bpf? You route to an address assigned to a local tunnel interface, and talk to the back end of the tunnel. > |Julian Assange RSO | PO Box 2031 BARKER | Secret Analytic Guy Union | Your ,sig is too wide, please fix. -- ]] Mike Smith, Software Engineer msmith@gsoft.com.au [[ ]] Genesis Software genesis@gsoft.com.au [[ ]] High-speed data acquisition and (GSM mobile) 0411-222-496 [[ ]] realtime instrument control. (ph) +61-8-8267-3493 [[ ]] Unix hardware collector. "Where are your PEZ?" The Tick [[