DEFINITY ECS Release 6
System Description Pocket Reference
555-230-211
Issue 2
January 1998
Page 72
Control Unit Modules
Control Unit Modules (
continued)
*
Although these MERLIN II modules are supported, the 400 GS/LS, the
408 GS/LS, and the 408 GS/LS-MLX are the recommended modules.
Module
Trunk Type
Extension Type
012 (T/R)
+ Ring Genera-
tor
N/A
Single-line telephone; AT&T Attendant;
MERLIN MAIL Voice Messaging System;
T/R adjunct (such as an answering or fax
machine); analog data device (such as a
modem)
016 (T/R)
N/A
Single-line telephone; AT&T Attendant,
MERLIN MAIL Voice Messaging System;
T/R adjunct (such as an answering or fax
machine); analog data device (such as a
modem)
100D
T1 or PRI
N/A
800 NI-BRI
T1 NI-BRI
interface
Certified video applications
400
*
Loop-start
and TTR
Power failure transfer (PFT)
telephone
400EM
Tie trunk
N/A
400 GS/LS/TTR
Loop-start or
ground-start
and TTR
PFT telephone (button needed for
ground-start PFT telephone)
