ATT DEFINITY Communications System Generic 3 Instructions Manual

Data Call Setu p
Issue  3   March 1996
3-587
nModem Pooling:  DEFINITY  syst em Generic 3 requires either a TN758 
Modem Pool circuit pack, or one digital port associated with a Trunk Data 
Module (either TDM or MTDM) and one analog port with analog modem 
for each conversion resourc e. A 7400A Data Module may be used in 
place of the TDM or MTDM.
nData Line Data Module: Each port is c onnected to an ADU that converts to 
an RS-232 interface for connection to a data terminal.
Keyb oard Dialing to...

Feature Descriptions
3-588Issue  3   March 1996 
Data Hot Line
Feature Availability
Data Hot Line is available with all Generic 3 releases.
Description
Data Hot Line provides for automatic nondial placement of a data call to an 
endpoint when the originator goes off-hook. It may be used for security 
purposes.
Data Hot Line calls are automatically placed, by the system, from specified 
digital data endpoints to preassigned extension numbers or off-premises 
numbers. Hot Line originating endpoints are...

Data Hot Line
Issue  3   March 1996
3-589
nSystem/ISN Ac cess
A data call to an ISN data endp oint from a system digital d ata endpoint 
requires a two-stage dialing. A Hot Line Destination may be an extension 
number for an outgoing ISN group only, the Hot Line originator must then 
interact with ISN and manually enter the second address (data endpoint).
Administration
Data Hot Line is administered on per-data terminal b asis by the System 
Manager. The following item requires administration:
nHot Line...

Feature Descriptions
3-590Issue  3   March 1996 
Data Privacy
Feature Availability
Data Privacy is available with all Generic 3 releases.
Description
NOTE:
This feature is know as ‘‘Data Protection’’ in G2.
Protects analog d ata calls from b eing d isturbed by any of the system’s overriding 
or ringing features. Data Privacy, when activated by a user, d enies the system 
the ability to gain access to, or to superimpose tones onto, the protected call.
To activate this feature, the user dials the...

Data Privacy
Issue  3   March 1996
3-591
nIntercom — Automatic and Dial
An extension with Data Privacy or Data Restriction activated cannot 
originate an intercom call. Intercept tone is received when the ICOM 
button is pressed under this condition.
nMusic-on-Hold Access
If a call with Data Privacy activated is placed on hold, Music-on-Hold 
access is withheld to prevent the transmission of some musical tone which 
a connected data service might falsely interpret as a data transmission.
nPriority Calls...

Feature Descriptions
3-592Issue  3   March 1996 
Data Restriction
Feature Availability
Data Restriction  is available with all Generic 3 releases.
Description
Protects analog d ata calls from b eing d isturbed by any of the system’s overriding 
or ringing features. Data Restriction, when administered to an extension numb er 
or trunk group, d enies the system the a bility to gain access to, or to superimpose 
tones onto, the protected call.
This feature is administered at the system level to selected...

Data Restriction
Issue  3   March 1996
3-593
nMusic-on-Hold Access
If a call with Data Restriction assigned is placed on hold, Music-on-Hold 
access is withheld to prevent the transmission of some musical tone which 
a connected data service might falsely interpret as a data transmission.
nPriority Calls
Priority Calls are not denied if the analog station is idle; Call Waiting 
(including Priority Call Waiting) is denied if the station is busy. However, 
Priority Calls a p pear on the next available line...

Feature Descriptions
3-594Issue  3   March 1996 
Data-Only Off-Premises Extensions
Feature Availability
Data-Only Off-Premises Extensions is available with all Generic 3 releases.
Description
Allows users to esta blish d ata calls involving DCE or DTE that is locate d remotely 
from the System  site using DATAPHONE d i gital se rv i ce o r other private line data 
facilities. A Data-Only Off-Premises Extension uses an MTDM located 
on-premises. Communication with the remote data equipment is accomplished...

Data-Only Off-Premises Extensions
Issue  3   March 1996
3-595
nVoice Terminal Dialin g
An on-p remises multiappearance voice terminal may have a Data 
Extension button associated with the Trunk Data Module used for a 
Data-Only Off-Premises Extension. The voice terminal user and the remote 
data equipment user share control of the data mo dule. Actions of the user 
at the voice terminal may affect the remote user.
— One-Button Transfer to Data
The on-premises voice terminal user can transfer a call to...

Feature Descriptions
3-596Issue  3   March 1996 
DCS Alphanumeric Display for 
Terminals
Feature Availability
DCS is available with all Generic 3 releases except G3vs/G3s ABP. 
Description
Allows calls to or from terminals equipp e d with alphanumeric displays to have 
transparency with respect to the display of call-related information.
Calling Name Display is the presentation, on the 
called terminal’s alphanumeric 
display, of the name of the party who originated the call. Called Name Display is 
the...