From owner-freebsd-current@FreeBSD.ORG Thu Jun 16 15:05:56 2005 Return-Path: X-Original-To: current@freebsd.org Delivered-To: freebsd-current@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 903BB16A41C; Thu, 16 Jun 2005 15:05:56 +0000 (GMT) (envelope-from jeffm@frob.org) Received: from triton.genwebhost.com (triton.genwebhost.com [209.9.226.34]) by mx1.FreeBSD.org (Postfix) with ESMTP id 4EECD43D1D; Thu, 16 Jun 2005 15:05:56 +0000 (GMT) (envelope-from jeffm@frob.org) Received: from jmeegan by triton.genwebhost.com with local (Exim 4.43) id 1DivwD-0002T5-DY; Thu, 16 Jun 2005 11:05:49 -0400 Received: from 130.76.32.16 ([130.76.32.16]) (SquirrelMail authenticated user jeffm@frob.org) by www.frob.org with HTTP; Thu, 16 Jun 2005 11:05:49 -0400 (EDT) Message-ID: <18857.130.76.32.16.1118934349.squirrel@www.frob.org> In-Reply-To: <20050616144707.18bfa000.lists@yazzy.org> References: <20050615114556.6df96e8c.lists@yazzy.org> <1118925438.91936.2.camel@realtime.exit.com> <20050616144707.18bfa000.lists@yazzy.org> Date: Thu, 16 Jun 2005 11:05:49 -0400 (EDT) From: jeffm@frob.org To: "Marcin Jessa" User-Agent: SquirrelMail/1.4.4 MIME-Version: 1.0 Content-Type: text/plain;charset=iso-8859-1 Content-Transfer-Encoding: 8bit X-Priority: 3 (Normal) Importance: Normal X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - triton.genwebhost.com X-AntiAbuse: Original Domain - freebsd.org X-AntiAbuse: Originator/Caller UID/GID - [32337 32338] / [47 12] X-AntiAbuse: Sender Address Domain - frob.org X-Source: X-Source-Args: X-Source-Dir: X-Mailman-Approved-At: Fri, 17 Jun 2005 11:59:27 +0000 Cc: freebsd-net@freebsd.org, current@freebsd.org Subject: Re: Looking for networking solution. X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 16 Jun 2005 15:05:56 -0000 > On Thu, 16 Jun 2005 05:37:18 -0700 > Frank Mayhar wrote: > >> On Wed, 2005-06-15 at 11:45 +0200, Marcin Jessa wrote: >> > I am looking for solution I could implement on a link with a huge >> latency when ping replies can go up to a few hundred miliseconds, e.g >> sateliete links. >> > What I was thinking about is some kind of virtual interface which >> could translate tcp to udp in one of the pears of the link and push >> the data it received from a 'normal' interface through the virtual >> interface without bothering about ack-timing. >> > The receiving end would have a similar interface which would translate >> the udp data stream to tcp and then route it out to the internet. >> > (normal network)tcp<-->virtual udp interface<-------->virtual udp >> interface<-->tcp(normal network) >> > >> > Is there something avaliable on FreeBSD that can be used for that >> purpose? >> > Maybe someone is working on such a thing in CURRENT ? >> > Any thoughts about that? Any sugestions for a solution? >> >> You want SCPS (the Space Communications Protocols Specification) >> software. Briefly, it fakes local TCP on either end while talking its >> own protocol over the high-latency link. I don't know if there is any >> open-source package available but there are certainly commercial >> solutions out there. >> -- > > Correct. That's why I asked about this problem here. > I was in doubt something like that existed for FreeBSD. > We are willing to pay someone to develop such a solution for FreeBSD. > I'd love to get in touch with someone willing to pick up that challenge. > > someone forwarded me this link (offlist) and said they have a fbsd implementation of SCPS. I have no other details. http://www.xiplink.com/ jeff > > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >