Method and system for providing a level of service quality required for a call is originated in a mobile telecommunications network, radio and is routed through a network of switchesTion for packages, and method for accessing a network of packet switching from a mobile radio telecommunications network

摘要

Method and system for providing a level of service quality required for a call is originated in a mobile telecommunications network, radio and is routed through a network of comutAction for packages, and method for accessing a network of packet switching from a mobile radio telecommunications network.System and method for providing a required quality of service (QoS) for a call is originated in a mobile telecommunications network, radio and is routed through a network of voice overThe Internet Protocol (voice over Internet Protocol (VoIP) (#)Connections are established between a mobile station signaling exchange (MSc) (4) in the mobile network and at least a VoIP connection point (6).The MSc sends an initial address message (IAM) (11) to the point of VoIP connection and includes a new parameter of QoS required (12).The point of connection conference with a door keeper (8) in the VoIP network to determine if the requested QoS can be provided.If the requested QoS can be provided, an indication that the requested QoS can be provided is sent from the packet switched network to the mobile network, the QoS required hand can be provided.An indication (16) that the QoS required cannot be provided is sent from the network of packet switching to the mobile network.