Patent ID: 8775592

Claim:
A method of transmitting control data within a telecommunications network to control a service that is administered by the telecommunications network by a server connected to the telecommunications network, the method comprising the steps of: supplying via the telecommunications network a special function to a specific data object relative to a contact of an address book, transmitting a parameterized message by a terminal device for telecommunications through the telecommunications network to a higher-order system component of the telecommunications network, including in the message at least a first parameter to identify the data object and a second control parameter with control information, to activate, deactivate, or modify the service, checking with the higher-order system component at least one parameter, controlling the service as a function of the result of the check in accordance with the control parameter, checking the parameter(s) for plausibility; checking if the control information of the second parameter corresponds to an order for the server responsible for administering the service, checking the parameter(s) for errors, checking whether the control information of the second control parameter matches an instruction that the server responsible for administering the service can understand, and correcting an error when an error has been detected.