CTF> ANALYZE/OUTPUT=TRACE_ASC.LIS

 	This command formats the contents of the default trace file,
 	CTF$TRACE.DAT, and places the formatted data in a file called
 	TRACE_ASC.LIS.

 CTF> ANALYZE/FILTER=(RX,TX)

 	This command displays the contents of the default trace file,
 	CTF$TRACE.DAT, on your terminal. Only trace records with event
 	code RECEIVE or TRANSMIT will be displayed.