Date: Thu, 16 Jun 2005 14:47:07 +0200 From: Marcin Jessa <lists@yazzy.org> To: frank@exit.com Cc: freebsd-net@freebsd.org, current@freebsd.org Subject: Re: Looking for networking solution. Message-ID: <20050616144707.18bfa000.lists@yazzy.org> In-Reply-To: <1118925438.91936.2.camel@realtime.exit.com> References: <20050615114556.6df96e8c.lists@yazzy.org> <1118925438.91936.2.camel@realtime.exit.com>
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On Thu, 16 Jun 2005 05:37:18 -0700 Frank Mayhar <fmayhar@gmail.com> 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.
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