ATT DEFINITY Communications System Generic 3 Instructions Manual

Integrated Services  Digital  Network (ISDN) — Primary 
Rate Interface
Issue  3   March 1996
3-817
switch is a public network switch, it may be necessary to perform some 
administration on that switch, or to subscribe to a CPN/BN delivery 
feature. For example, CPN/BN delivery from the AT&T Switched Network is 
either on a subscription basis (that is, on all calls) or on a per call request 
basis. Per  call CPN/BN requests at the AT&T Switched Network are 
administered on the “ ISDN Trunk Group”  form....

Feature Descriptions
3-818Issue  3   March 1996 
Hardware and software requirements for countries other than the United States of 
America are detailed in the Application Notes. 

Inter-PBX Attendant Calls
Issue  3   March 1996
3-819
Inter-PBX Attendant Calls
Feature Availability
This feature is available with all Generic 3 releases.
Description
Allows attendant positions for more than one branch location to be concentrate d 
at one central, or main, location. Incoming trunk calls to the branch location, as 
well as attendant-seeking voice terminal calls, are routed over tie trunks to the 
attendants at the main location.
Inter-PBX Attendant Calls are incoming tie trunk calls from...

Feature Descriptions
3-820Issue  3   March 1996 
nAttendant Display and DCS Attendant Display
In a DCS environment, an incoming Inter-PBX Attendant Call from a 
branch location is displayed at the attendant console the same as a local 
call.
In a non-DCS environment, an incoming Inter-PBX Attendant Call is 
displayed at the attendant  console as an incoming tie trunk call.
nAttendant Recall
If an attendant at the main location holds an Inter-PBX Attendant Call, the 
calling parties at the branch location...

Intercept Treatment
Issue  3   March 1996
3-821
Intercept Treatment
Feature Availability
Intercept Treatment is available with all Generic 3 releases.
Description
Provides an intercept tone or a recorded announcement or routes the call to an 
attendant for assistance when calls cannot be complete d or when use of a 
feature is denied.
nIntercept Treatment — Tone
Provides a siren-type tone to internal calls that cannot be comp leted as 
dialed.
Intercept Tone is provided to voice terminals when users lift...

Feature Descriptions
3-822Issue  3   March 1996 
nIntercept Treatment — Recorded Announcement
Provides a recorded announcement to DID and incoming Private Network 
Access calls that cannot be completed as dialed or that are transferred to 
incomp lete or restricted stations. The System Manager selects and 
records the message.
Toll charges do not apply to DID and Private Network Access calls routed 
to Recorded Announcement.
nIntercept Treatment — Attendant
Allows attendants to provide information and...

Intercept Treatment
Issue  3   March 1996
3-823
— For Group II type calls, the B.x signal for the intercept is sent to the 
CO.
— For non-Group II type calls, if the CO  dials an invalid number, the 
trunk is locked (regard less of this option). If the CO dials the 
number which is valid but not assigned, the Intercept Treatment 
Tone is sent to the CO.
nRecorded Announcement
Attendant Intercept and Recorded Announcement Intercept (both 
optional) cannot be used together. DID calls and Private Network...

Feature Descriptions
3-824Issue  3   March 1996 
Intercom — Automatic
Feature Availability
This feature is available with all Generic 3 releases.
Description
Provides a talking path between two voice terminal users.  Calling users press 
the Automatic Intercom b utton and lift the handset, or vice versa.  The called user 
receives a unique intercom alerting signal, and the status lamp  associated with 
the Dial or Automatic Interc om button, if provided, flashes.
Considerations
With the...

Intercom — Automatic
Issue  3   March 1996
3-825
nSingle-Digit Dialing and Mixed Station Numbering
Prefixed extensions greater than five digits (including the prefix) in length 
cannot be assigned to intercom lists.
nClass of Restrictions (COR)
COR may be administered su ch that station A cannot d ial Station B. The 
user at Station A would receive intercept tone. However, Station A can be 
administered such that it has Intercom—Automatic capability to Station B. 
Thus A could call B. The System Manager...

Feature Descriptions
3-826Issue  3   March 1996 
Intercom—Dial
Feature Availability
This feature is available with all Generic 3 releases.
Description
Allows multiappearance voice terminal users to gain rapid access to selected 
other voice terminal users within an administered group. Calling voice terminal 
users lift the handset, press the Dial Intercom button, and dial the 1- or 2-digit 
code assigned to the desired party. The called user receives alerting tone, and 
the status lamp associated with...