Skip site navigation (1)Skip section navigation (2)
Date:      Thu, 4 Jun 1998 02:40:11 -0700 (PDT)
From:      Julian Elischer <julian@whistle.com>
To:        Ruslan Ermilov <ru@ucb.crimea.ua>
Cc:        hackers@FreeBSD.ORG, net@FreeBSD.ORG
Subject:   Re: Transparent packet diversion: Where is it?
Message-ID:  <Pine.BSF.3.95.980604023908.15674B-100000@current1.whistle.com>
In-Reply-To: <19980604112530.B27834@ucb.crimea.ua>

next in thread | previous in thread | raw e-mail | index | archive | help
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



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?Pine.BSF.3.95.980604023908.15674B-100000>