FIELD: communication.
SUBSTANCE: invention relates to request processing means. The first functional object of a control plane is determined by AMF for a terminal device. It is determined by AMF that the terminal device enters a waiting state. The first request for a reachability service call is received by AMF from the first functional object of the control plane. The first request for a reachability service call is declined by AMF, when AMF determines, based on the first request for a reachability service call, that a condition for limitation of the reachability service call is satisfied.
EFFECT: reduction in the probability of network element overload in a base network.
34 cl, 21 dwg
             
         
            
              
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