AT&T MERLIN LEGEND Release 2.0 System Programming Manual page 155

Programming Procedures
Procedure: Disconnect Signaling Reliability
Display/Instructions
Step
Select the Lines and Trunks
menu.
Select Touch - Tone/Loop Start
Disconnect.
Select Loop Start Disconnect.
Specify disconnect signal as
reliable or unreliable.
Save your entry.
To return to System
Programming menu
3-64 Disconnect Signaling Reliability
On the console
Select LinesTrunks.
Select TT/LS Disc.
Select LS
Disconnect.
Select Yes or No.
Select Enter.
Select Exit two times.
On the PC
[F4]
Press
[F3]
Press
[F2]
Press
[F1] [F2]
Press or
[F10]
Press
[F5]
Press two times.