Sistemi i telekomunikacionit dixhital celular (Faza 2+) (GSM); Sistemi Universal i Telekomunikacionit Mobile (UMTS); LTE; 5G; Rrjeti ndër-IMS në Rrjetin e Ndërfaqes (NNI) (3GPP TS 29.165 versioni 16.6.0 Publikimi 16)
Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; 5G; Inter-IMS Network to Network Interface (NNI) (3GPP TS 29.165 version 16.6.0 Release 16)