FIELD: information technologies.
SUBSTANCE: used in an object (13) of mobility control, MME, a deployed package system, EPS, establishment of a safety protection key, K-eNB, for protection of RRC/UP traffic between user equipment (11), UE, and a node (12) eNodeB, servicing a TJE, the method including stages, where: - a service request (32, 52) NAS is received from UE, a request indicating a sequence number of upperlink to NAS, NAS-U-SEQ; - a security protection key (33, 53) is received, K-eNB, at least from the specified received NAS-U-SEQ and from the stored key-object of access safety control, K-ASME, used jointly with the specified UE; - the specified received K-eNB (34) is sent to the unit (12) eNodeB, servicing the specified UE.
EFFECT: reduction of load at data transfer in a network.
23 cl, 7 dwg
