db> As Paul indicated, the faster the serial port, the more potential 
db> interrupts per second may be generated;  if you don't have buffered UARTs, 
db> the situation is even worse.

I do, that's the thing.  However it's PCMCIA modem which I know SFA about.

db> If your machine is not fast enough, too many interrupts will end up 
db> resulting in dropped characters, CRC mismatches, resends, etc. etc.

None of those, it's just slower.  The damned things a new pentium and I'm
only doing 14.4

Rgds
@EOT:

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