6. When the called station number is Pilot Number of Station Hunting Group, CCNR is set to the terminated
station.
7. When a Call Forwarding feature is activated at the called station, note the following conditions:
•
If Call Forwarding - All Calls is activated, CCNR is not available.
•
If Call Forwarding - Busy Line or Call Forwarding - Don't Answer is activated, CCNR is set to the
forwarded station.
•
If Call Forwarding - Don't Answer is activated and the forwarded station is busy, CCNR is not
available.
8. CCNR is not available while one of the following features is activated:
•
Call Back
•
Call Back - CCIS
•
Call Waiting
•
Call Hold
•
ATT Camp On (Called side)
9. CCNR is canceled when:
•
Cancel Timer for CCNR expires.
•
All the trunks for recalling are busy.
•
The system recalls the calling station in lockout or make-busy state.
•
The called station is abnormally released (ex. the handset remains off-hook) and turned into lockout
state.
10. CCNR conforming to IS-13870 is available when an end-to-end link is established via IS-11572 interface
or when the tandem connection of Q-SIG and IS-11572 link is established (Not available for the signaling
method other than Q-SIG and IS-11572).
11. The transfer rate is 64kbps. Bearer Capabilities are as follows:
•
- Speech
•
- 3.1 kHz audio
Note:
For more details of CCNR feature regulated by protocol, see the corresponding manual.
12. CCNR is available for the D
nor ISDN terminal).
13. CCNR is available while the called party is ringing in two-party connection between calling and called party.
14. CCNR is not available while the calling/called station is in one of the following conditions:
(a) Calling Station
•
the station sets Call Back or Call Back is set to the station
•
the station sets Call Back-CCIS or Call Back-CCIS is set to the station
•
the station uses Call Hold
•
the station sets Call Waiting service
•
the station is restricted this feature
term
or an analog station (i.e. not available for PS terminal, Attendant Console
NDA-24305
CALL COMPLETION ON NO REPLY (CCNR)
CHAPTER 6
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Revision 1.0