ATT DEFINITY Communications System Generic 3 Instructions Manual

Direct Department Calling (DDC) and Uniform Call 
Distribution (UCD)
Issue  3   March 1996
3-657
Any voice terminal or individual attendant can be a member of one or more DDC 
and/or UCD groups.  Data modules, data line circuit ports, and modems are 
limited to UCD groups and can be a member of one or more groups.  Each 
member of a group also has its own unique extension numb er and can be called 
individually.  Multi-appearance voice terminals and attendant consoles can have 
an assigned status lamp...

Feature Descriptions
3-658Issue  3   March 1996 
Coverage feature. Lamp indicators may be used to give a warning when the 
number of calls waiting in the queue reaches a predetermined limit (queue 
warning limit). The  queue warning level cannot exceed the queue length.
When the queue warning level is reached, the indicator lamp lights and remains 
lighted until the calls waiting in queue are fewer than the queue warning level. A 
queue warning level lamp may be provided for each DDC or UCD group queue....

Direct Department Calling (DDC) and Uniform Call 
Distribution (UCD)
Issue  3   March 1996
3-659
Considerations
DDC and UCD are particularly useful when the answering group assigned 
receives a high volume of incoming calls. Call comp letion time is minimized and 
attendant assistance is not required. This feature can also minimize the use of 
DID trunks.
If DDC and UCD  groups are both used in the system, the number of combined 
groups and the numb er of voice terminals p er group are determined by the...

Feature Descriptions
3-660Issue  3   March 1996 
available group memb er to activate the Hunt Group Busy option results in the 
following:
nNew calls to the DDC or UCD g roup either receive busy tone or redirect to 
coverage.
nCalls already in the queue continue to route to the last available voice 
terminal until the queue is empty.
nAt the last available voice terminal or console, the status lam p associated 
with the Auxiliary Work button, if provided, flashes until the queue is 
empty. When no more...

Direct Department Calling (DDC) and Uniform Call 
Distribution (UCD)
Issue  3   March 1996
3-661
associated with that button lights, and the button can be pressed to make the 
agent available for hunt group calls.
Agents should not be used for hunt group calls and ACD split calls 
simultaneously.
Oldest call waiting termination is only supported on ACD c alls, not on hunt g roup 
calls.
Interactions
The following features interact with the DDC and UCD feature.
nAttendant Call Waiting
An attendant can...

Feature Descriptions
3-662Issue  3   March 1996 
nCall Forwarding All Calls
When activated for a hunt group member, the activating voice terminal 
appears busy to the DDC or UCD group.
When activated for the hunt group extension, calls directed to the hunt 
group are forwarded away from the hunt group. No announcements (other 
than a forced first announcement, if a dministered) associated with that 
hunt group are connected to the call.
nData Call Setup (to or from a member of a UCD group)
Voice Terminal...

Direct Department Calling (DDC) and Uniform Call 
Distribution (UCD)
Issue  3   March 1996
3-663
nNight Service — Hunt Group 
When Hunt Group Night Service is activated for a hunt group and the 
night-service d estination is a hunt group, the caller hears the first forced 
announcement, if administered.  The call is then redirected to the night 
service destination hunt group.  When a member of the night service hunt 
group becomes available, the call  goes to that member.
nPriority Calling
A priority...

Feature Descriptions
3-664Issue  3   March 1996 
Hardware and Software Requirements
Each queue warning level lamp requires one port on a TN742, TN746B (A-law), 
or TN769 Analog Line circuit pack. A 21C-49 indicator lamp may be used as a 
queue warning level lamp. This lamp is approximately two inches in d iameter and 
has a clear beehive lens. The lamp  operates on ringing voltage and can be 
mounted at a location convenient to the  group.
Each delay announcement requires integrated or external...

Direct Inward and Outward Dialing (DIOD) — 
International
Issue  3   March 1996
3-665
Direct Inward and Outward Dialing
(DIOD) — International
Feature Availability
This feature is available with G3i-Global, G3V2, and later releases.
Description
Provides a 2-way service, with both inward and outward  dialing features, 
allowing calls from an international public exchange to be made directly to the 
PBX. The Dialing Inward and Outward Dialing (DIOD) feature is a combination of 
the Direct Inward Dialing...

Feature Descriptions
3-666Issue  3   March 1996 
Interactions
When the DIOD trunk is being used as a DID trunk, the following interactions 
apply:
nThe Inward Restriction, Manual Terminating Line Restriction, and 
Termination Restriction features (administered by the COR) prevent 
receiving DID calls at the restricted voice terminal.
nWhen a DID trunk is accessed via a LDN, the call is routed to the 
attendant. The attendant display indicates that the call is an LDN call. If 
Night Service is activated,...