ATT DEFINITY Communications System Generic 3 Instructions Manual

DCS Multi-Appearance Conference/Transfer
Issue  3   March 1996
3-637
DCS Multi-Appearance 
Conference/Transfer
Feature Availability
DCS is available with all Generic 3 releases except G3vs/G3s ABP.  
Description
Provides transparency of transfer of calls, and of conference calls within a DCS 
network. A user in the DCS c an make conference calls or transfer calls originated 
from any extension in the DCS network to another extension within the DCS. (For 
transferred calls, the destination need not be...

Feature Descriptions
3-638Issue  3   March 1996 
Administration
None required.
Hardware and Software Requirements
DCS interface hardware and DCS software are required.  

DCS Over ISDN-PRI D-Channel
Issue  3   March 1996
3-639
DCS Over ISDN-PRI D-Channel
Feature Availability
DCS is available with all Generic 3 releases except G3vs/G3s ABP.  
Description
Enhances the DCS feature by allowing access to the public network for DCS 
feature connectivity b etween DCS switch nodes.   With this feature, DCS features 
are no longer restricted to private facilities.   The ISDN-PRI B-channel is used for 
voice communications, and the ISDN-PRI D-channel is used to transport DCS...

Feature Descriptions
3-640Issue  3   March 1996 
messages travel from the gateway through the %NCA-TSCs or %CA-TSCs to 
%TSC-cap a ble PBXs and from the gateway to PBXs that sup p ort only  traditional 
DCS via a BX.25 logical channel.
At least one PBX must be configured as an ISDN DCS Gateway node in a DCS 
network that consists of PBXs that support DCS Over ISDN-PRI D-Channel  and 
PBXs that do not support the feature.
For exam ples of various DCS network configurations and how they are 
administered,...

DCS Over ISDN-PRI D-Channel
Issue  3   March 1996
3-641
The DCS over ISDN-PRI D-Channel feature can be used to support DCS 
Audix. (The connection between G3i and AUDIX should be BX.25.)
nGR S 
GRS will select TSC c ompatible facilities when routing NCA-TSCs. In other 
words, a NCA-TSC request can only select a routing preference that 
supports TSCs.
In a tandem node, GRS will first select facilities that sup p ort TSCs if the 
call falls into any one of the following two conditions:
— It requests a...

Feature Descriptions
3-642Issue  3   March 1996 
nISDN TSC Gateway Channel Assignment Form — Used to map  
administered NCA-TSCs to (BX.25) processor channels in an Integrated 
DCS Network.   (Form only required for PBX location serving as an ISDN 
Gateway in an  Integrated DCS Network.) Complete all fields as required.
nISDN Trunk  Group  Form 
nRouting Pattern Form
nCommunications-Links Processor Channels Form — The “ Ap pl” field 
specifies to which application channel this processor channel is...

DCS Trunk Group Busy/Warning Indication
Issue  3   March 1996
3-643
DCS Trunk Group Busy/Warning 
Indication
Feature Availability
DCS is available with all Generic 3 releases except G3vs/G3s ABP.  
Description
Provides attendants with a visual indication that the number of busy trunks in a 
remote group has reached an administered level.  A visual indication is also 
provided when all trunks in a trunk g roup are busy.
If an attendant has a Trunk Hundreds Select button assigned to a remote trunk 
group,...

Feature Descriptions
3-644Issue  3   March 1996 
Interactions
If Trunk  Hundreds  Select  buttons are assigned for Loudspeaker Paging Access 
zones, Trunk Group Busy Indicators will provide a visual indication of the busy or 
idle status of the zones at the remote location as well as at the local node.
Administration
Administration for  DCS Trunk Group Busy/Warning Indication can only be 
administered for remote trunk groups that are d irectly connected to the local 
switch. The trunk g roup access codes...

Default Dialing
Issue  3   March 1996
3-645
Default Dialing
Feature Availability
This feature is available with all Generic 3 releases.
Description
Default Dialing enhances Data Terminal (Keyboard) Dialing by allowing a data 
terminal user to place a data call to a preadministered destination by either 
entering Return at the DIAL: prompt (for data terminals using DCP d ata modules) 
or typing d and entering Return at the CMD: prompt (for data terminals using 
ISDN-BRI data modules). The d ata terminal...

Feature Descriptions
3-646Issue  3   March 1996 
Administration
Default Dialing is administered by the System Manager. In addition to those items 
listed in the Data Call Setu p feature  description, elsewhere in this chapter, the 
following items must be administered:
nThe preadministered d efault destination must b e stored in an abbreviated 
dialing list.  This list can be a system list, group list, personal list, or 
enhanced list. Therefore, before this feature can be activated, users’ 
terminals...