Inter-exchange carrier access selection feature for a PBX user

Details Inter-exchange carrier access selection feature for a PBX user Inter-exchange carrier access selection feature for a PBX user

1987-01-30

1988-12-13

Brown, Thomas W.

Telephonic communications

Special services

Service trigger

379197, 379221, H04M 338, H04M 342, H04M 714

Patent

active

047916656

ABSTRACT:
This feature provides the telephone communication system with the capability to automatically select one of a plurality of inter-exchange carriers to serve an inter-exchange call originated by a telephone communication system user. In response to an inter-exchange call origination, the telephone communication system selects the appropriate and most economical inter-exchange carrier and then outpulses the inter-exchange carrier access code, the user's personal identification code and the called party number dialed by the user to complete the call.

REFERENCES:
patent: 4565903 (1986-01-01), Riley
patent: 4685127 (1987-08-01), Miller et al.
"GTE Private Interconnect Networks", N. Shaye, conference paper, NTC, New leans 1981, pp. 1-8.
"Gazing into the SPC Network Future Reveals Vista of New Features", Gorden and Hughes, Telephony, Feb. 21, 1983, pp. 86-93.

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