From: Harry Seaman (hseaman_at_execpc.com)
Date: Tue Oct 27 1998 - 12:23:46 EST
-----Original Message-----
From: John H. Kim <kim_at_stormhaven.org>
To: thinkpad_at_cs.utk.edu <thinkpad_at_cs.utk.edu>
Date: Tuesday, October 27, 1998 11:11 AM
Subject: Re: (770ED) Modem Update
>On Tue, 27 Oct 1998, Sylvestre Meininger wrote:
>>
>> I just downloaded and installed IBM's 2.36 Modem (770ED) drivers, but
>> connections are now stuck at a lousy 33.600.
>>
>> I'm used to my nice 115.000, what became of them ???
>
>There are two connection speeds when dealing with modems.
>The first is the modem's connection speed to the other modem,
>which is currently limited by technology to 56 kbps. Often,
>even a 56k modem will connect at a slower speed due to line
>noise, singla loss, etc.
>
>The second is the computer's connection speed to the modem,
>which peaks at 115 kbps with current (standard) serial ports.
>In general, you *want* this speed to be faster than the
>modem's connect speed, since the modem may be doing hardware
>data de/compression (so 56 kbps data goes into the modem, and
>115 kbps data goes out to your computer).
>
>By giving the modem an appropriate AT string, you can
>customize the modem to report either speed when it connects.
>Since it's physically impossible for a telephone modem to
>connect at 115 kbps, my guess is that your modem used to
>report its connect speed to your computer, and it now reports
>its true connect speed.
>
>--
>John H. Kim
>kim_at_stormhaven.org
>
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