Patent ID: 7925762

Claim:
A system, comprising: a second network element of a first network; a third network element, wherein the second network element is operationally connectable to a mobile network element which mobile network element roams to a first visited network, and the second network element is capable of accessing the third network element, wherein the second network element is configured to receive a first message from the mobile network element used to register to the first network or to connect to the third network element or a network element of the first network, wherein the second network element is configured as a proxy call state control function, the second network element is further configured to send a second message to the third network element configured as a serving call state control function, the second message comprising a registration, the second message further comprising additional information related to the handling or processing of a connection from the mobile network element to the network element of the first network, or related to an address of, or identifier identifying, a further network element of the first network, wherein the third network element is configured to use the additional information for handling the connection or processing of at least one connection-related function, or to access the further network element, or to store the additional information and to provide the additional information upon request, and wherein the second network element is configured to store a pointer pointing to a local service element of the first network.