A method is described for handling services in a service providing network. The network comprises a serving network node connected to one or more application servers. The method comprises the steps of a first terminal comprising one or more services, preferably VoIP services, sending a registration message to the serving network node associated with the user terminal; providing the serving network node in response to the registration message, with service routing information associated with the first terminal, the service routing information arranged to prevent registration of the first terminal to services residing on the application servers and corresponding with one or more services in the first terminal.