Patent ID: 8792893

Claim:
A method of establishing a Universal Mobile Telecommunication system (UMTS) communication between User Equipment (UE) and a UMTS network, wherein the User Equipment is in communication with a Global System for Mobile communication (GSM)-type network, the method comprising: forwarding a UMTS Terrestrial Radio Access Network (UTRAN) parameter to the User Equipment via the GSM-type network; in the UE, receiving the UTRAN parameter forwarded via the GSM-type network, wherein the UTRAN parameter comprises a list of at least one radio link, wherein the list is used to transfer communication between the UE and the GSM-type network to the UMTS network, and wherein the list of at least one radio link used to transfer communication between the UE and the GSM-type network to the UMTS network is set in the UMTS network; and in the UE, establishing a RRC (Radio Resource Control) connection after receiving the UTRAN parameter.