David Gilbert <dgilbert@jaywon.pci.on.ca>  wrote:
 > 	I have generally found that PPP runs much better than uucico
 > on the port, but I'd like to know what parameter you've changed... and
 > where I can apply that patch.  This machine is dedicated to running my
 > modems, so I don't care how much of the kernel is thown at the serial
 > ports and/or how hard the interupts hit the  machine.

One of our machines is a 386-33 doing 115.2k raw data input from satellite
and it's keeping up just fine... With a Hayes/ESP and some patches in the
tty subsystem:

sys/kern/tty.c: change 3 clalloc()s in ttymalloc() to 4k.
sys/sys/tty.h: change TTYHOG to 4k.