Network node event notification in circuit switched environments

Details Network node event notification in circuit switched environments Network node event notification in circuit switched environments

1993-09-10

1999-12-07

Chin, Stephen

Telephonic communications

Diagnostic testing, malfunction indication, or electrical...

Of centralized switching system

379 29, H04M 1104

Patent

active

059995920

ABSTRACT:
A method of reporting an event to a monitoring station in a network of communication switching exchanges comprised of monitoring in each exchange for events to be reported, upon detection of the event, the exchange in which the event occurred automatically dialing a gateway network node to which a network monitoring station is connected, upon the network node responding to the automatic dialing, sending at least one DTMF signal containing a report of the nature of the event and an identification of the exchange in which the event occurred to the network node for provision to the network monitoring station.

REFERENCES:
patent: 4464543 (1984-08-01), Kline et al.
patent: 4656319 (1987-04-01), Bially
patent: 4837811 (1989-06-01), Burtler
patent: 5049873 (1991-09-01), Robins et al.

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