Communication system including management terminal and plurality

Details Communication system including management terminal and plurality Communication system including management terminal and plurality

1996-04-03

1999-08-10

Pham, Chi H.

Multiplex communications

Diagnostic testing

Fault detection

370384, H04J 312

Patent

active

059369418

ABSTRACT:
A communication system including a management terminal and a plurality of communication terminals connected to a communication network via network termination unit etc., wherein the management terminal instructs the type of the status information and requests transmission of the status information or suspension of transmission of the same to the communication terminals by the user-user information in the call setup message and wherein the communication terminals receiving the request for transmission extract and hold the address information indicating the management terminal contained in the call setup message and, when detecting an occurrence of a failure or other specific phenomenon, transmit the indicated type of the status information to the management terminal by the user-user information in the call setup message while defining address information indicating the management terminal as the termination address information. Thus, only the desired type of the status information is collected and therefore quick maintenance and management are made possible.

REFERENCES:
patent: 4500985 (1985-02-01), Chang
patent: 4561090 (1985-12-01), Turner
patent: 4942569 (1990-07-01), Maeno
patent: 5291481 (1994-03-01), Doshi et al.
patent: 5566223 (1996-10-01), Taguchi
patent: 5577046 (1996-11-01), Diachina et al.

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