ETSI TS 124 501-2018 5G Non-Access-Stratum (NAS) protocol for 5G System (5GS) Stage 3 (V15 0 0 3GPP TS 24 501 version 15 0 0 Release 15).pdf

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1、 ETSI TS 124 501 V15.0.0 (2018-07) 5G; Non-Access-Stratum (NAS) protocol for 5G System (5GS); Stage 3 (3GPP TS 24.501 version 15.0.0 Release 15) TECHNICAL SPECIFICATION ETSI ETSI TS 124 501 V15.0.0 (2018-07)13GPP TS 24.501 version 15.0.0 Release 15Reference RTS/TSGC-0124501vf00 Keywords 5G ETSI 650

2、Route des Lucioles F-06921 Sophia Antipolis Cedex - FRANCE Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16 Siret N 348 623 562 00017 - NAF 742 C Association but non lucratif enregistre la Sous-Prfecture de Grasse (06) N 7803/88 Important notice The present document can be downloaded from: http:/www.e

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7、f ETSI. The copyright and the foregoing restriction extend to reproduction in all media. ETSI 2018. All rights reserved. DECTTM, PLUGTESTSTM, UMTSTMand the ETSI logo are trademarks of ETSI registered for the benefit of its Members. 3GPPTM and LTETMare trademarks of ETSI registered for the benefit of

8、 its Members and of the 3GPP Organizational Partners. oneM2M logo is protected for the benefit of its Members. GSMand the GSM logo are trademarks registered and owned by the GSM Association. ETSI ETSI TS 124 501 V15.0.0 (2018-07)23GPP TS 24.501 version 15.0.0 Release 15Intellectual Property Rights E

9、ssential patents IPRs essential or potentially essential to normative deliverables may have been declared to ETSI. The information pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found in ETSI SR 000 314: “Intellectual Property Rights (I

10、PRs); Essential, or potentially Essential, IPRs notified to ETSI in respect of ETSI standards“, which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web server (https:/ipr.etsi.org/). Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has bee

11、n carried out by ETSI. No guarantee can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web server) which are, or may be, or may become, essential to the present document. Trademarks The present document may include trademarks and/or tradename

12、s which are asserted and/or registered by their owners. ETSI claims no ownership of these except for any which are indicated as being the property of ETSI, and conveys no right to use or reproduce any trademark and/or tradename. Mention of those trademarks in the present document does not constitute

13、 an endorsement by ETSI of products, services or organizations associated with those trademarks. Foreword This Technical Specification (TS) has been produced by ETSI 3rd Generation Partnership Project (3GPP). The present document may refer to technical specifications or reports using their 3GPP iden

14、tities, UMTS identities or GSM identities. These should be interpreted as being references to the corresponding ETSI deliverables. The cross reference between GSM, UMTS, 3GPP and ETSI identities can be found under http:/webapp.etsi.org/key/queryform.asp. Modal verbs terminology In the present docume

15、nt “shall“, “shall not“, “should“, “should not“, “may“, “need not“, “will“, “will not“, “can“ and “cannot“ are to be interpreted as described in clause 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of provisions). “must“ and “must not“ are NOT allowed in ETSI deliverables except wh

16、en used in direct citation. ETSI ETSI TS 124 501 V15.0.0 (2018-07)33GPP TS 24.501 version 15.0.0 Release 15Contents Intellectual Property Rights 2g3Foreword . 2g3Modal verbs terminology 2g3Foreword . 16g31 Scope 17g32 References 17g33 Definitions and abbreviations . 19g33.1 Definitions 19g33.2 Abbre

17、viations . 22g34 General . 24g34.1 Overview 24g34.2 Coordination between the protocols for 5GS mobility management and 5GS session management . 24g34.3 UE domain selection 24g34.3.1 UEs usage setting 24g34.3.2 Domain selection for UE originating sessions / calls 24g34.3.3 Change of UEs usage setting

18、 . 25g34.3.4 Change or determination of IMS voice availability 25g34.4 NAS security 26g34.4.1 General 26g34.4.2 Handling of 5G NAS security contexts. 26g34.4.2.1 General 26g34.4.2.2 Establishment of a mapped 5G NAS security context during inter-system change from S1 mode to N1 mode in 5GMM-CONNECTED

19、 mode 27g34.4.2.3 Establishment of secure exchange of NAS messages . 28g34.4.2.4 Change of security keys 29g34.4.3 Handling of NAS COUNT and NAS sequence number . 29g34.4.3.1 General 29g34.4.3.2 Replay protection 30g34.4.3.3 Integrity protection and verification 30g34.4.3.4 Ciphering and deciphering

20、 30g34.4.3.5 NAS COUNT wrap around . 31g34.4.4 Integrity protection of NAS signalling messages 31g34.4.4.1 General 31g34.4.4.2 Integrity checking of NAS signalling messages in the UE . 32g34.4.4.3 Integrity checking of NAS signalling messages in the AMF 32g34.4.5 Ciphering of NAS signalling messages

21、 34g34.5 Unified access control 34g34.5.1 General 34g34.5.2 Determination of the access identities and access category associated with a request for access . 35g34.5.3 Operator-defined access categories . 37g34.5.4 Access control and checking . 38g34.5.4.1 Access control and checking in 5GMM-IDLE mo

22、de 38g34.5.4.2 Access control and checking in 5GMM-CONNECTED mode and in 5GMM-CONNECTED mode with RRC inactive indication 39g34.5.5 Exception handling and avoiding double barring . 40g34.5.6 Mapping between access categories/access identities and RRC establishment cause 42g34.6 Network slicing 42g34

23、.6.1 General 42g34.6.2 Mobility management aspects. 43g34.6.2.1 General 43g34.6.2.2 NSSAI storage . 43g34.6.3 Session management aspects 44g34.6.3.1 General 44g34.7 NAS over non-3GPP access . 45g3ETSI ETSI TS 124 501 V15.0.0 (2018-07)43GPP TS 24.501 version 15.0.0 Release 154.7.1 General 45g34.7.2 5

24、GS mobility management aspects . 45g34.7.2.1 General 45g34.7.2.2 Establishment cause for non-3GPP access 45g34.7.3 5GS session management aspects . 46g34.8 Interworking with E-UTRAN connected to EPC . 46g34.8.1 General 46g34.8.2 Single-registration mode . 46g34.8.2.1 General 46g34.8.2.2 Single-regis

25、tration mode with N26 interface 46g34.8.2.3 Single-registration mode without N26 interface . 46g34.8.3 Dual-registration mode . 47g34.8.4 Core Network selection 48g34.9 Disabling and re-enabling of UEs N1 mode capability . 48g34.9.1 General 48g34.9.2 Disabling and re-enabling of UEs N1 mode capabili

26、ty for 3GPP access . 49g34.9.3 Disabling and re-enabling of UEs N1 mode capability for non-3GPP access 49g35 Elementary procedures for 5GS mobility management . 50g35.1 Overview 50g35.1.1 General 50g35.1.2 Types of 5GMM procedures . 50g35.1.3 5GMM sublayer states 51g35.1.3.1 General 51g35.1.3.2 5GMM

27、 sublayer states 51g35.1.3.2.1 5GMM sublayer states in the UE. 51g35.1.3.2.1.1 General . 51g35.1.3.2.1.2 Main states . 52g35.1.3.2.1.2.1 5GMM-NULL 52g35.1.3.2.1.2.2 5GMM-DEREGISTERED . 52g35.1.3.2.1.2.3 5GMM-REGISTERED-INITIATED . 52g35.1.3.2.1.2.4 5GMM-REGISTERED 52g35.1.3.2.1.2.5 5GMM-DEREGISTERED

28、-INITIATED 52g35.1.3.2.1.2.6 5GMM-SERVICE-REQUEST-INITIATED 52g35.1.3.2.1.3 Substates of state 5GMM-DEREGISTERED 52g35.1.3.2.1.3.1 General . 52g35.1.3.2.1.3.2 5GMM-DEREGISTERED.NORMAL-SERVICE . 52g35.1.3.2.1.3.3 5GMM-DEREGISTERED.LIMITED-SERVICE 52g35.1.3.2.1.3.4 5GMM-DEREGISTERED.ATTEMPTING-REGISTR

29、ATION 53g35.1.3.2.1.3.5 5GMM-DEREGISTERED.PLMN-SEARCH 53g35.1.3.2.1.3.6 5GMM-DEREGISTERED.NO-SUPI 53g35.1.3.2.1.3.7 5GMM-DEREGISTERED.NO-CELL-AVAILABLE . 53g35.1.3.2.1.3.8 5GMM-DEREGISTERED.eCALL-INACTIVE 53g35.1.3.2.1.4 Substates of state 5GMM-REGISTERED . 53g35.1.3.2.1.4.1 General . 53g35.1.3.2.1.

30、4.2 5GMM-REGISTERED.NORMAL-SERVICE 54g35.1.3.2.1.4.3 5GMM-REGISTERED.NON-ALLOWED-SERVICE 54g35.1.3.2.1.4.4 5GMM-REGISTERED.ATTEMPTING-REGISTRATION-UPDATE . 54g35.1.3.2.1.4.5 5GMM-REGISTERED.LIMITED-SERVICE . 54g35.1.3.2.1.4.6 5GMM-REGISTERED.PLMN-SEARCH . 54g35.1.3.2.1.4.7 5GMM-REGISTERED.NO-CELL-AV

31、AILABLE 54g35.1.3.2.2 5GS update status in the UE 54g35.1.3.2.3 5GMM sublayer states in the network side . 55g35.1.3.2.3.1 General . 55g35.1.3.2.3.2 5GMM-DEREGISTERED 55g35.1.3.2.3.3 5GMM-COMMON-PROCEDURE-INITIATED 55g35.1.3.2.3.4 5GMM-REGISTERED 55g35.1.3.2.3.5 5GMM-DEREGISTERED-INITIATED . 55g35.1

32、.4 Coordination between 5GMM and EMM . 56g35.1.4.1 General 56g35.1.4.2 Coordination between 5GMM and EMM with N26 interface 56g35.1.4.3 Coordination between 5GMM and EMM without N26 interface . 56g3ETSI ETSI TS 124 501 V15.0.0 (2018-07)53GPP TS 24.501 version 15.0.0 Release 155.2 Behaviour of the UE

33、 in state 5GMM-DEREGISTERED and state 5GMM-REGISTERED . 57g35.2.1 General 57g35.2.2 UE behaviour in state 5GMM-DEREGISTERED 57g35.2.2.1 General 57g35.2.2.2 Primary substate selection . 57g35.2.2.2.1 Selection of the substate after power on 57g35.2.2.2 Detailed description of UE behaviour in state 5G

34、MM-DEREGISTERED . 57g35.2.2.2.1 NORMAL-SERVICE 57g35.2.2.2.2 LIMITED-SERVICE. 57g35.2.2.2.3 ATTEMPTING-REGISTRATION . 58g35.2.2.2.4 PLMN-SEARCH . 58g35.2.2.2.5 NO-SUPI . 58g35.2.2.2.6 NO-CELL-AVAILABLE 58g35.2.2.2.7 eCALL-INACTIVE . 58g35.2.2.3 Substate when back to state 5GMM-DEREGISTERED from anot

35、her 5GMM state 58g35.2.3 UE behaviour in state 5GMM-REGISTERED . 59g35.2.3.1 General 59g35.2.3.2 Detailed description of UE behaviour in state 5GMM-REGISTERED 59g35.2.3.2.1 NORMAL-SERVICE 59g35.2.3.2.2 NON-ALLOWED-SERVICE . 59g35.2.3.2.3 ATTEMPTING-REGISTRATION-UPDATE 59g35.2.3.2.4 LIMITED-SERVICE .

36、 60g35.2.3.2.5 PLMN-SEARCH. 60g35.2.3.2.6 NO-CELL-AVAILABLE 60g35.3 General on elementary 5GMM procedures 60g35.3.1 5GMM modes and N1 NAS signalling connection 60g35.3.1.1 Establishment of the N1 NAS signalling connection 60g35.3.1.2 Release of the N1 NAS signalling connection 61g35.3.1.3 5GMM-CONNE

37、CTED mode with RRC inactive indication 63g35.3.2 Permanent identifiers 64g35.3.3 Temporary identities. 64g35.3.4 Registration areas 65g35.3.5 Service area restrictions 65g35.3.6 Mobile initiated connection only mode 67g35.3.7 Handling of the periodic registration update timer and mobile reachable ti

38、mer . 68g35.3.8 Handling of timer T3502 69g35.3.9 Handling of NAS level mobility management congestion control . 69g35.3.10 Handling of DNN based congestion control . 70g35.3.11 Handling of S-NSSAI based congestion control . 70g35.3.12 Handling of local emergency numbers . 70g35.3.13 Lists of 5GS fo

39、rbidden tracking areas. 70g35.3.14 List of equivalent PLMNs . 71g35.3.15 Transmission failure abnormal case in the UE . 71g35.4 5GMM common procedures. 71g35.4.1 Primary authentication and key agreement procedure 71g35.4.1.1 General 71g35.4.1.2 EAP based primary authentication and key agreement proc

40、edure 72g35.4.1.2.1 General 72g35.4.1.2.2 EAP-AKA related procedures. 73g35.4.1.2.2.1 General . 73g35.4.1.2.2.2 Initiation . 74g35.4.1.2.2.3 UE successfully authenticates network 74g35.4.1.2.2.4 Errors when handling EAP-request/AKA-challenge message 74g35.4.1.2.2.5 Network successfully authenticates

41、 UE . 75g35.4.1.2.2.6 UE handling EAP-AKA notification . 75g35.4.1.2.2.7 Network sending EAP-success message 75g35.4.1.2.2.8 UE handling EAP-success message . 75g35.4.1.2.2.9 Network not successfully authenticates UE . 75g35.4.1.2.2.10 Network sending EAP-failure message . 75g35.4.1.2.2.11 UE handli

42、ng EAP-success . 75g35.4.1.2.3 EAP-TLS related procedures . 75g35.4.1.2.3.1 General . 75g3ETSI ETSI TS 124 501 V15.0.0 (2018-07)63GPP TS 24.501 version 15.0.0 Release 155.4.1.2.4 EAP message reliable transport procedure 76g35.4.1.2.4.1 General . 76g35.4.1.2.4.2 EAP message reliable transport procedu

43、re initiation by the network 76g35.4.1.2.4.3 EAP message reliable transport procedure accepted by the UE. 76g35.4.1.2.4.4 Abnormal cases on the network side 76g35.4.1.2.4.5 Abnormal cases in the UE 77g35.4.1.2.5 EAP result message transport procedure . 77g35.4.1.2.5.1 General . 77g35.4.1.2.5.2 EAP r

44、esult message transport procedure initiation by the network . 77g35.4.1.3 5G AKA based primary authentication and key agreement procedure . 77g35.4.1.3.1 General 77g35.4.1.3.2 Authentication initiation by the network . 78g35.4.1.3.3 Authentication response by the UE . 78g35.4.1.3.4 Authentication co

45、mpletion by the network 79g35.4.1.3.5 Authentication not accepted by the network 79g35.4.1.3.6 Authentication not accepted by the UE . 80g35.4.1.3.7 Abnormal cases . 80g35.4.2 Security mode control procedure 84g35.4.2.1 General 84g35.4.2.2 NAS security mode control initiation by the network . 84g35.

46、4.2.3 NAS security mode command accepted by the UE . 85g35.4.2.4 NAS security mode control completion by the network . 87g35.4.2.5 NAS security mode command not accepted by the UE. 87g35.4.2.6 Abnormal cases in the UE . 87g35.4.2.7 Abnormal cases on the network side . 87g35.4.3 Identification proced

47、ure 88g35.4.3.1 General 88g35.4.3.2 Identification initiation by the network . 88g35.4.3.3 Identification response by the UE . 88g35.4.3.4 Identification completion by the network . 89g35.4.3.5 Abnormal cases in the UE . 89g35.4.3.6 Abnormal cases on the network side . 89g35.4.4 Generic UE configura

48、tion update procedure. 90g35.4.4.1 General 90g35.4.4.2 Generic UE configuration update procedure initiated by the network 91g35.4.4.3 Generic UE configuration update accepted by the UE 91g35.4.4.4 Generic UE configuration update completion by the network 92g35.4.4.5 Abnormal cases in the UE . 93g35.

49、4.4.6 Abnormal cases on the network side . 93g35.4.5 NAS transport procedure(s) 94g35.4.5.1 General 94g35.4.5.2 UE-initiated NAS transport procedure 94g35.4.5.2.1 General 94g35.4.5.2.2 UE-initiated NAS transport procedure initiation . 94g35.4.5.2.3 UE-initiated NAS transport of messages accepted by the network . 96g35.4.5.2.4 UE-initiated NAS transport of messages not accepted by the network . 98g35.4.5.2.5 Abnormal cases on the network side . 99g35.4.5.3 Network-initiated NAS transport procedure . 101g35.4.5.3.1 General 101g35.4.5.3.2 Network-initiated NAS transport p