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ENHANCED 911
ENHANCED 911
General Description
This feature allows the PBX to transmit a callers’ emergency service identification information to an Enhanced 911 Emergency system.
Station Application
All stations and Attendant Consoles.
Operating Procedure
1.Lift the handset and receive a dial tone.
2.Dial the trunk access code and telephone number (e.g., 911).
3.The system automatically completes a call and sends the
Service Conditions
1.Up to four 911 Sender trunk can be accommodated in the system which includes
2.The caller’s telephone number must be sent in Automatic Number Identification (ANI) format, corresponding to Centralized Message Accounting (CAMA) standards. A trunk circuit capable of performing these functions is called a CAMA type trunk.
3.The calling station in the system will receive ROT if there is a C.O. line failure on the CAMA trunks.
4.If the system has multiple CAMA trunks and the calling station receives ROT due to a C.O. line failure, the calling station must go on hook and then attempt the call again.
With CM 35, YY = 83 set to “1” (by allotter) for the CAMA trunk route, the PBX will select the next available CAMA trunk.
Note: For this purpose, it is recommended that the system has a minimum of two CAMA trunks for Enhanced 911.
5.The physical interface for Enhanced 911 can be any of the following:
•Digital (T1) configured as Loop Start or E&M type lines
•Analog E&M type lines
•Analog Loop Start lines
Note: These lines must be ordered from the C.O. as CAMA type trunks.
| NEAX2000 IVS2 |
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