4G and 5G network security techniques and algorithms
permanent identity in the Evolved Packet System (EPS). It allows the identification of the MME and network. GUTI =GUMMEI +M-TMSI, where GUMMEI = MCC + MNC + MME Identifier MME Identifier = MME Group ID + MME Code MCC and MNC shall have the same field size as in earlier 3GPP systems. M-TMSI shall be of 32 bits length. MME Group ID shall be of 16 ...
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