Content for TS 24.301 Word version: 17.4.1
4.3 UE mode of operation
4.4 NAS security
4.4.1 General
4.4.2 Handling of EPS security contexts
4.4.3 Handling of NAS COUNT and NAS sequence number
4.4.4 Integrity protection of NAS signalling messages
4.4.5 Ciphering of NAS signalling messages
4.5 Disabling and re-enabling of UE's E-UTRA capability
4.6 Applicability of procedures
4.7 EPS mobility management and EPS session management in NB-S1 mode
4.8 EPS mobility management and EPS session management in WB-S1 mode for IoT
4.9 Disabling and re-enabling of UE's NB-IoT capability
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4.3 UE mode of operation Word‑p. 34
4.3.1 General Word‑p. 34
4.3.2 Change of UE mode of operation Word‑p. 35
4.3.2.1 General Word‑p. 35
4.3.2.2 Change of UE's usage setting Word‑p. 37
4.3.2.3 Change of voice domain preference for E-UTRAN Word‑p. 38
4.3.2.4 Change or determination of IMS registration status Word‑p. 39
4.3.2.5 Change of configuration regarding the use of SMS. Word‑p. 41
4.4 NAS security Word‑p. 42
4.4.1 General Word‑p. 42
4.4.2 Handling of EPS security contexts Word‑p. 42
4.4.2.1 General Word‑p. 42
4.4.2.2 Establishment of a mapped EPS security context during intersystem handover Word‑p. 43
4.4.2.3 Establishment of secure exchange of NAS messages Word‑p. 44
4.4.2.4 Change of security keys Word‑p. 46
4.4.2.5 Derivation of keys at CS to PS SRVCC handover from A/Gb mode to S1 mode or from Iu mode to S1 mode |R11| Word‑p. 47
4.4.3 Handling of NAS COUNT and NAS sequence number Word‑p. 48
4.4.3.1 General Word‑p. 48
4.4.3.2 Replay protection Word‑p. 49
4.4.3.3 Integrity protection and verification Word‑p. 49
4.4.3.4 Ciphering and deciphering Word‑p. 49
4.4.3.5 NAS COUNT wrap around Word‑p. 49
4.4.4 Integrity protection of NAS signalling messages Word‑p. 50
4.4.4.1 General Word‑p. 50
4.4.4.2 Integrity checking of NAS signalling messages in the UE Word‑p. 50
4.4.4.3 Integrity checking of NAS signalling messages in the MME Word‑p. 51
4.4.5 Ciphering of NAS signalling messages Word‑p. 53
4.5 Disabling and re-enabling of UE's E-UTRA capability Word‑p. 53
4.6 Applicability of procedures |R10| Word‑p. 56
4.6.1 Relay nodes Word‑p. 56
4.7 EPS mobility management and EPS session management in NB-S1 mode |R13| Word‑p. 56
4.8 EPS mobility management and EPS session management in WB-S1 mode for IoT |R13| Word‑p. 57
4.9 Disabling and re-enabling of UE's NB-IoT capability |R15| Word‑p. 57
