Help needed from SysAdmins

[foo_labs]

> 1. How to find out all the com ports that are available and the baud 
> rate they support.

setserial -bg /dev/ttyS*
stty -a < /dev/ttySX

> 4. Looks like my system ( both host and target) has one COM port each. 
> So should that be mentioned as /dev/ttyS0 or /dev/ttyS1?

former.
 
> Thanks a lot in advance
> Diya

www.wellmodem.com.tw/support/linux/howto/ppp/ppp-howto-27.html should
help.