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Date:      Sat, 22 Jan 2000 22:05:13 -0500
From:      Naief BinTalal <naief@cyfari.com>
To:        Soren Dayton <dayton@overx.com>
Cc:        Majid Almassari <majid@ibroadcast.net>, "freebsd-questions@FreeBSD.ORG" <freebsd-questions@FreeBSD.org>
Subject:   Re: Making a 56K Modem Pool
Message-ID:  <20000122220513.A72118@cyfari.com>
In-Reply-To: <86d7qtiknk.fsf@polo.overx.com>; from dayton@overx.com on Sat, Jan 22, 2000 at 08:31:11PM -0600
References:  <015d01bf6544$086547e0$1791ddd1@balfourplace.com> <86d7qtiknk.fsf@polo.overx.com>

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On Sat, Jan 22, 2000 at 08:31:11PM -0600, Soren Dayton wrote:
> "Majid Almassari" <majid@ibroadcast.net> writes:
> 
> > Soren Dayton <dayton@overx.com> wrote in message
> > news:86u2k5io06.fsf@polo.overx.com...
> >
> > > Does someone know what's going on here (or know of a pointer to that
> > > kind of information)?  I just don't understand what the issues are,
> > > and I'm going to need to understand these to buy new modems, phone
> > > lines, etc.
> >
> > Unfortunately there is nothing that you can do about it except calling the
> > phone company and complain about noise so they can dispatch a technician to
> > check the wiring in your location at least. Remote testing based on Signal
> > to Noise ratios are not that accurate anyway. There might be wiring problems
> > in your location that a phone tech can determine (like a cross-over
> > wiring-Phone guys know this better that I do?). If everything is OK then you
> > are basically limited and need to switch to a different Technology such as
> > ISDN, XDSL, Cable,...etc.
> 
> Hmm.  Either I don't understand your answer, or I asked the question
> badly.  The setup is two analog modems talking to each other.  Both
> can separately achieve ~51k connections on their respective phone
> lines to various 56k services (such as USR's 56k test line and various
> Chicago ISPs).  However when connecting to each other, they always get
> 33k.  One explanation is that one is configured to max out at 33k in
> one direction.
> 
> The USR/3com guy said, basically, that this is true.  BUT also that
> there are funny protocol issues that require that one of the modems be
> in a "server mode" and speak a "server protocol".  And that these
> kinds of devices only come in ISDN flavors (thus requiring digital
> lines, etc)
> 
> So my question: is this true?  What's the story?  What are references
> that I can look at?
> 
  Yes it's true, your modem's upstream speed is only 33K. Why? Don't worry
  about! ... OK if you insist go to http://v90.com :)

  Cheers,
  Naief
  BBTG

> Does this disagree with what you are saying?  Does it agree?  Did I
> state the question clearly enough?
> 
> THANKS,
> Soren
> 
> 
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-- 
-------------------------------------------------------
Naief BinTalal         |  naief@cyfari.com
-------------------------------------------------------
"A rock pile ceases to be a rock pile the moment a
 single man contemplates it, bearing within him the
 image of a cathedral" -- Antoine de Saint-Exupery
------------------------------------------------------- 


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