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Date:      Wed, 15 Aug 2001 16:15:43 -0700 (PDT)
From:      Alex Belits <abelits@phobos.illtel.denver.co.us>
To:        Devin Butterfield <dbutter@wireless.net>
Cc:        Warner Losh <imp@harmony.village.org>, David Scheidt <dscheidt@tumbolia.com>, <freebsd-hackers@FreeBSD.ORG>
Subject:   Re: if_strip for FreeBSD?
Message-ID:  <Pine.LNX.4.33.0108151613570.1130-100000@mercury>
In-Reply-To: <01081423353401.09131@db.wireless.net>

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On Tue, 14 Aug 2001, Devin Butterfield wrote:

> > Some

  All

> >versions of the metricom modems would allow point to point
> > communications when they weren't on the merticom net.  I don't know if
> > this driver is for one of these or not, but it might not be a bad
> > thing to do if so.  I'll be there will be a lot of cheap modems on the
> > market soon.  Sierra evidentally got stiffed for $10M in inventory of
> > these modems.  They should be appearing on the surplus market soon...
>
> Exactly. This is the reason for my interest. I have a couple of the new
> 128Kbs radios (the ricochet GS and GT models) and they have a different MAC
> address format then the older radios that the if_strip driver was originally
> written for. The difference is only this:
>
> Older radio MAC format: XXXX-XXXX
>
> Newer radio MAC format: XX-XXXX-XXXX or XXX-XXXX-XXXX
>
> So in addition to porting the basic driver to freebsd, it would be smart to
> add code to accommodate the newer radios.

  Linux driver changes and formats used are at
http://phobos.illtel.denver.co.us/~abelits/metricom/

> Oh, and the new radios work in peer-to-peer mode just fine. You can either
> use them like regular modems and just dial the MAC address of the other modem
> and establish a ppp link, or they can be used in "Starmode" (which is what
> if_strip is for), allowing you to use them like wireless ethernet cards.

  Exactly.

-- 
Alex


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