Inter-domain coordination for mt and mo calls

摘要: A mobility management entity (MME) for setting up a call includes first network interface which receives tracking area update (TAU) request from user equipment (UE). The MME processing unit translates the TAU into location (LAU) request. second in communication with sends LAU to mobile switching center (MSC) selected as MSC thereby establishing node through UE is paged. receiving response that at least information identifying one or more suitable identifiers (LAI(s)) handover allowed and Network Resource Identifier (NRI) where indicates controls LAI(s), translating sent UE. (UE) transmits (MME), having (LAIs) TMSI/ resource identifier (NRI). memory stores LAIs TMSI/NRI. method call.