Linux-friendly PCI dialup modem?

James Knott james.knott-bJEeYj9oJeDQT0dZR+AlfA at public.gmane.org
Tue Aug 1 23:07:35 UTC 2006


Walter Dnes wrote:
> On Mon, Jul 31, 2006 at 12:16:59PM -0400, Lennart Sorensen wrote
> 
>> An internal modem has a 16550A compatible UART that does 115200.
>> A serial port card has a 16550A compatible UART that does 115200.
>>
>> I fail to see what could possibly make any speed difference between the
>> internal and external modem.  Unless the internal modem is very badly
>> designed and gets lots of interference from noise in the computer case
>> itself, then there should be no difference.
> 
>   I find that my 1999 Dell with a USR PCI internal gets 45,300 connect
> versus 50,666 for an old external X2 flash-upgraded to v90.  This is
> true for linux, and was also true for Windows (The Dell came with 98SE,
> my last Windows purchase).
> 

Years ago, when modems were popular, there were often differences
between different modem brands and models.  For example, the US Robotics
Couriers often out performed the USR Sportsters.

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