ATT DEFINITY Communications System Generic 3 Instructions Manual

Night Service — Trunk Grou p
Issue  3   March 1996
3-937
Night Service — Trunk Group
Feature Availability
This feature is available with all Generic 3 releases.
Description
The Trunk Group Night Service feature allows an attendant or a designated voice 
terminal user to individually assign a trunk group or all trunk groups to the night 
service mode. Specific trunk groups (individually) assigned to Trunk Group Night 
Service are in the In dividual Trunk Night Service Mode. In this mode, incoming 
calls...

Feature Descriptions
3-938Issue  3   March 1996 
nWhen System Night Service is activated, trunks controlled by individual 
Trunk Group Night Service buttons remain in day service.
nTrunks with individual Trunk Group Night Service can be taken out of Night 
Service even though the rest of the system remains in Night Service.
nTrunks with individual Trunk Group Night Service can be put into Night 
Service even though the rest of the system remains in day service.
nTrunk groups assigned to individual Trunk...

Night Service — Trunk Grou p
Issue  3   March 1996
3-939
hunt group A. Assign the incoming trunk’s night service destination to be 
another hunt group (hunt group B). Assign a night service button to the 
attend ant. 
With night service activated on the attendant, the incoming CO call routes 
to the night service destination hunt group B and d oes not play the Forced 
First Announcement of the incoming destination’s hunt group A.
Without night service active, the incoming CO call routes to the incoming...

Feature Descriptions
3-940Issue  3   March 1996 
Off-Premises Station
Feature Availability
This feature is available with all Generic 3 releases.
Description
Allows a voice terminal located outside the building where the switch is located 
to be connected to the system.    If CO trunks are used, the voice terminal must 
be analog and must b e FCC-registered (or, outside the US, registered by the 
appropriate governmental agency).
Considerations
Off-Premises Stations are useful whenever it is necessary to...

Off-Premises Station
Issue  3   March 1996
3-941
Hardware and Software Requirements
Requires cross-connecting capabilities or one port on a TN747 or TN464B/C/D 
DS1 Tie Trunk circuit pack  for each interface to be provided.
NOTE:
TN767 supports Mu-Law, TN464B supports A-Law, and TN464C/D 
supports both Mu-Law and A-Law.
No a d ditional software is required 

Feature Descriptions
3-942Issue  3   March 1996 
3
PC Interface
Feature Availability
This feature is available with all Generic 3 releases.
Description
The PC (Personal Com puter) Interface feature consists of the PC/PBX 
Connection, the PC/PBX Platforms, and PC/ISDN Platform product family. These 
products are used with the and DEFINITY  Sy stem  Generic 3 switches to provide 
users of AT&T PCs and other IBM comp atible PCs fully integrated voice and data 
work station capabilities. PC/PBX Connection is...

PC Interface
Issue  3   March 1996
3-943
Figure 3-26. DCP PC Interface Configuration (Group 1)
1 Other IBM-c omp atible PCs can be used, as well as the PC 6300.2 UNIX PCs were originally introduced but are no longer supported by the PC Interfa ce feature.
Configuration Group 2
Group 2, consists of those DCP PC/PBX Connection configurations that use the 
PC/PBX Interface Card (formerly DCP exp ansion card) in the PC itself to provide 
the communications interface with the switch.  Group 2 uses the DCP...

Feature Descriptions
3-944Issue  3   March 1996 
Figure 3-27. DCP PC Interface Configuration (Group 2)
1 Other IBM-c omp atible PCs can be used, as well as the PC 6300. PCs that use the MicroChannel. 
b us (IBM Personal System/2 TM Models 50, 55, 60, 70, 80, or 100 percent compatible) can 
use the PC/PBX MicroChannel Platform Interface card.
2 UNIX PCs were originally introduced but are no longer supported b y the PC Interfa ce feature.
Configuration Group 3
Group 3 consists of those configurations that...

PC Interface
Issue  3   March 1996
3-945
Figure 3-28. ISDN—BRI PC Interface Configuration (Group 3)
Switch Features and Services
PC Interface users have multiple appearances (d epending on the software 
application used) for their assigned extension.  One or more of these 
appearances can be designated for use with data calls.  With the ISDN-BRI 
version, up to four separate PC/ISDN Interface Cards can be used on the same 
PC.  Each interface card used can be assigned a separate extension numb er, 
and...

Feature Descriptions
3-946Issue  3   March 1996 
nDirectory Service
nLast Numb er Dialed 
Features and services provided by the PC are a function of the PC 
software application in place.  With the PC/PBX Connection software, they 
include PC based Directory Services (on line), a Last Number Dialed 
feature (separate from these features as provided by the switch), and 
basic asynchronous terminal emulation.
n3270 Emulation
nHayes Smart Modem Emulation
nE78 Plus/ISDN
Other options include such functions...