Following up a message from Daniel Lynes to Jeffrey Habets:

 JH> I would like to monitor all incoming and/or outgoing data on the
 JH> serial port. Now, that wouldn't be to difficult if my program was the

 DL> You need to call the 16-bit DosMon...() API.  There aren't
 DL> any functions in the 32-bit API to accomplish this task.

The standard serial driver supplied with OS/2, COM.SYS, has no monitor support.
 
-- Mike


---