ATT DEFINITY Communications System Generic 3 Instructions Manual

Dial Access to Attendant
Issue  3   March 1996
3-647
Dial Access to Attendant
Feature Availability
This feature is available with all Generic 3 releases.
Description
Allows voice terminal users to access an attendant by dialing an attendant 
access code. Attendants can then extend the call to a trunk or to another voice 
terminal.
In  G3vsV1/G3sV1 and G3iV1, the access code is always the single digit 0. For 
G3i-Global, G3rV1, G3V2, and later releases, this code is a dministrable and may 
be any one or...

Feature Descriptions
3-648Issue  3   March 1996 
Hardware and Software Requirements
No a d ditional hardware or software is required. 

Dial Plan
Issue  3   March 1996
3-649
Dial Plan
Feature Availability
This feature is available with all Generic 3 releases.
Description
The Dial Plan is the system’s guide to digit translation. When  a  digit  is  dialed,  the 
system must know what to expect, based on that d i git. For exam ple, if a voice 
terminal user dials a 4, the system must know how many more digits to exp ect 
before the call is processed.
There are a number of enhancements and changes for G3i-Global, G3rV1, G3V2, 
and later...

Feature Descriptions
3-650Issue  3   March 1996 
length of one or more digits. In a d dition, Generic 3 provides for Individual 
Attendant Access by assigning each attendant an individual extension 
number.
nTrunk Ac cess Codes
A minimum of one digit and a maximum of three (G3iV1) d igits or four 
(G3i-Global and G3rV1, G3V2, and  later releases) can be used. Trunk 
access codes can have a first digit of 1 (0 for G3rV1, G3i-Global, and 
G3V2) through 9. For example, 9 could be used for local trunks, 8...

Dial Plan
Issue  3   March 1996
3-651
nAn RNX, which is associated with the PBX code and is used to select an 
AAR pattern for the call — this information is required for each PBX code. 
With G3i, the RNX is flexible (no fixed form). (With G3rV1, G3V2,a n d later 
releases, an ENP can also be used to route UDP calls.)
nA PBX ID (1 to 63), which represents a specific switch — this information is 
required for G3V1 (exc ept G3rV1) for each PBX Code when the switch is 
located within a DCS. For G3rV1, G3V2,...

Feature Descriptions
3-652Issue  3   March 1996 
If a UDP is to be established on G3i (G3r contains ad d itional features as 
described in  Uniform Dial Plan feature and is a dministered on a different form), 
the following items can be administered:
nNumber of digits in plan (4 or 5)
nPBX Codes
nWhether or not each PBX Code is local to the PBX being administered
nRNX (Per PBX Code)
nPBX ID (Per PBX Code)
Hardware and Software Requirements
No a d ditional hardware or software is required. 

Digital Multiplexed Interface
Issue  3   March 1996
3-653
Digital Multiplexed Interface
Feature Availability
This feature is available with all Generic 3 releases.
Description
Supports two signaling techniques:  Bit Oriented Signaling and Message 
Oriented Signaling for direct connection to host computers.
Message Oriente d Signaling is used with ISDN-PRI.
The DMI provides twenty-three 64 k b ps d ata c hannels, p lus one 64 k b ps channel 
for Common Channel Signaling. Within the data channel, DMI...

Feature Descriptions
3-654Issue  3   March 1996 
Considerations
System DMI support offers high-volume (high-speed, high-capacity) data 
transmission, via DS1 digital facilities, between host computers and analog or 
digital data endpoints.
DMI is widely supported. To date, more than 100 data processing suppliers, 
communications equipment suppliers, and device manufacturers have licensed 
DMI sp ecifications and have obtained the rights to implement DMI in their 
products.
DMI trunks with ISDN-PRI...

Digital Multiplexed Interface
Issue  3   March 1996
3-655
Hardware and Software Requirements
One TN722B, TN767, or TN464  is required for every 23 DMI trunks. The TN464 is 
needed for G3r. If ISDN-PRI signaling is used, a TN765 Processor Interface or 
TN778 Packet Control is required for G3i.
No a d ditional software is required. 

Feature Descriptions
3-656Issue  3   March 1996 
Direct Department Calling (DDC) and
Uniform Call Distribution (UCD)
Feature Availability
This feature is available with all Generic 3 releases.
Description
Allows direct inward access to an answering group other than the attendant even 
if the system d oes not have the DID feature.
This feature was called ‘‘Enhanced Uniform Call Distribution’’ in G2.
A DDC or UCD answering group can consist of voice terminals and individual 
attendants (desc ribed in the...