PROCEDURE AND UNIT OF COMMUNICATION OF SERVICES FOR THE REQUEST OF INFORMATION DURING THE CALLS OF ENTRY DIRECTED TO A SUBSCRIBER OF A COMMUNICATION NETWORK.

摘要

Procedure for requesting communication information in the case of incoming calls during and after the establishment of the communication, which are addressed to a subscriber (B) of a communication network, which presents: - switching facilities (GMSC, MCS ) connected in a network, where communication terminals (MS) that allow access to subscribers and / or through which transitions to at least one other network can be connected (through other installations (BS)) can be connected ( PSTN), - at least one subscriber database (HLR) for storing data of subscribers registered in the communication network, - at least one service switching unit (MSSP) and one service control unit ( SCP) for the administration of services, characterized in that a trigger request information (T-CSI) is sent from the subscriber database (HLR) during a communication establishment procedure communication to the service switching unit (MSSP) currently competent for the subscriber, and - an information request triggering event (TRE) is memorized with the service switching unit (MSSP), and - in the case If the information request is triggered (TRE), information is requested directly from a service control unit (SCP) via the service switching unit (MSSP).