AT&T MERLIN LEGEND Release 3.0 System Programming And Maintenance Manual page 65

Using SPM
Once the Pass-Thru connection is established, you can program in any of the
following IS II/III applications from your SPM PC:
AUDIX Voice Power™
Call Accounting System
Fax Attendant System® (IS Ill only)
CONVERSANT Intro® (IS Ill only)
NOTE:
You cannot program the SPM application on the IS II/III PC because the
remote call (from your SPM PC) uses the IS II/l II PC's COM1 port; therefore,
the system programming jack cannot be used
the same reason, a user at the IS II/lII PC end of the connection cannot use
SPM while your Pass-Thru is in effect. If use of SPM is attempted, the user at
the IS II/III end sees the following message:
PRE-EMPT IN PROGRESS
Please try again.
To initiate Pass-Thru, establish a modem connection between the SPM PC
and the control unit.
If the IS II/III PC does not respond to
unit (for example, because the PC is
message:
Pass-thru failed.
Please try again.
If the connection between the control unit and the IS II/III PC fails, the
connection between the control unit and the SPM PC is dropped. You see the
following message:
Pass-through
unexpectedly
Please press
to continue.
the Pass-Thru request from the control
turned off), you see the following
Session
terminated.
Enter
System Programming and Maintenance (SPM) 47
system
for programming.
For