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Date:      Sun, 9 Apr 2000 20:57:34 -0400 (EDT)
From:      Garrett Wollman <wollman@khavrinen.lcs.mit.edu>
To:        Brian Somers <brian@Awfulhak.org>
Cc:        Archie Cobbs <archie@FreeBSD.org>, cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org, brian@hak.lan.Awfulhak.org
Subject:   Re: cvs commit: src/sys/netgraph ng_mppc.c ng_mppc.h 
Message-ID:  <200004100057.UAA46333@khavrinen.lcs.mit.edu>
In-Reply-To: <200004092345.AAA01189@hak.lan.Awfulhak.org>
References:  <archie@FreeBSD.ORG> <200004092104.OAA58290@freefall.freebsd.org> <200004092345.AAA01189@hak.lan.Awfulhak.org>

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<<On Mon, 10 Apr 2000 00:45:50 +0100, Brian Somers <brian@Awfulhak.org> said:

> What's the issue here ?  I *think* it's alright to write mppc from 
> scratch - in fact, that's what I'm doing as we speak.

The compression algorithm is patented.

>    MPPC can only be used in products that implement the Point to Point
>    Protocol AND for the sole purpose of interoperating with other MPPC
>    and Point to Point Protocol implementations.

This paragraph, unfortunately, does not explicitly state that you can
practice the compression process without a specific license.

-GAWollman

--
Garrett A. Wollman   | O Siem / We are all family / O Siem / We're all the same
wollman@lcs.mit.edu  | O Siem / The fires of freedom 
Opinions not those of| Dance in the burning flame
MIT, LCS, CRS, or NSA|                     - Susan Aglukark and Chad Irschick


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