ETSI TS 129 561-2018 5G 5G System Interworking between 5G Network and external Data Networks Stage 3 (V15 0 0 3GPP TS 29 561 version 15 0 0 Release 15).pdf

1、 ETSI TS 129 561 V15.0.0 (2018-07) 5G; 5G System; Interworking between 5G Network and external Data Networks; Stage 3 (3GPP TS 29.561 version 15.0.0 Release 15) TECHNICAL SPECIFICATION ETSI ETSI TS 129 561 V15.0.0 (2018-07)13GPP TS 29.561 version 15.0.0 Release 15Reference DTS/TSGC-0329561vf00 Keywo

2、rds 5G ETSI 650 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 f

3、rom: http:/www.etsi.org/standards-search The present document may be made available in electronic versions and/or in print. The content of any electronic and/or print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any existing or pe

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8、r the benefit of 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 129 561 V15.0.0 (2018-07)23GPP TS 29.561 version 15.0.0 Release 15Intellectual P

9、roperty Rights Essential 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 Pr

10、operty Rights (IPRs); 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 s

11、earches, has been 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

12、and/or tradenames 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 doe

13、s not constitute 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

14、 their 3GPP identities, 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 th

15、e present document “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 delive

16、rables except when used in direct citation. ETSI ETSI TS 129 561 V15.0.0 (2018-07)33GPP TS 29.561 version 15.0.0 Release 15Contents Intellectual Property Rights 2g3Foreword . 2g3Modal verbs terminology 2g3Foreword . 5g31 Scope 6g32 References 6g33 Definitions and abbreviations . 7g33.1 Definitions 7

17、g33.2 Abbreviations . 7g34 Network Characteristics . 8g34.1 Key characteristics of PLMN . 8g34.2 Key characteristics of IP Networks 8g34.3 Key characteristics of Ethernet . 8g35 Interworking Classifications. 8g35.1 Service Interworking 8g35.2 Network Interworking 8g36 Reference Architecture . 8g37 I

18、nterface to 5G Network services (User Plane) 9g38 Interworking with DN (IP) . 9g38.1 General . 9g38.2g3 DN Interworking Model . 9g38.2.1 General 9g38.2.2 Access to DN through 5G Network 10g38.2.2.1 Transparent access to DN 10g38.2.2.2 IPv4 Non-transparent access to DN 10g38.2.2.3 IPv6 Non-transparen

19、t access to DN 11g39 Interworking with DN (Unstructured) 13g39.1 General . 13g39.2 N6 PtP tunnelling based on UDP/IP . 13g39.3 Other N6 tunnelling mechanism . 14g310 Interworking with DN (DHCP) 15g310.1 General . 15g310.2 DN interworking Model of SMF for DHCP . 15g310.2.1 Introduction. 15g310.2.2 IP

20、v4 Address allocation and IPv4 parameter configuration via DHCPv4 16g310.2.3 IPv6 Prefix allocation via IPv6 stateless address autoconfiguration via DHCPv6 . 17g310.2.4 IPv6 parameter configuration via stateless DHCPv6 18g311 Interworking with DN (RADIUS) 19g311.1 RADIUS procedures. 19g311.1.1 RADIU

21、S Authentication and Authorization . 19g311.1.2 RADIUS Accounting 20g311.2 Message flows on N6 interface 20g311.2.1 Authentication, Authorization and Accounting procedures 20g311.2.2 Accounting Update . 23g311.2.3 DN-AAA initiated QoS flow termination . 23g311.2.4 DN-AAA initiated re-authorization 2

22、4g311.3 List of RADIUS attributes 24g311.3.1 General 24g311.3.2 Change-of-Authorization Request (optionally sent from DN-AAA server to SMF) 29g311.3.3 Access-Challenge (sent from DN-AAA server to SMF) 30g3ETSI ETSI TS 129 561 V15.0.0 (2018-07)43GPP TS 29.561 version 15.0.0 Release 1512 Interworking

23、with DN (Diameter) 30g312.1 Diameter Procedures 30g312.1.1 Diameter Authentication and Authorization . 30g312.1.2 Diameter Accounting 31g312.2 Message flows on N6 interface 31g312.2.1 Authentication, Authorization and Accounting procedures 31g312.2.2 Accounting Update . 34g312.2.3 DN-AAA initiated Q

24、oS flow termination . 34g312.2.4 DN-AAA initiated re-authorization 35g312.3 N6 specific AVPs . 35g312.4 N6 re-used AVPs 35g312.5 N6 specific Experimental-Result-Code AVP . 38g312.6 N6 Diameter messages . 38g312.6.1 General 38g312.6.2 DER Command . 38g312.6.3 DEA Command 39g312.6.4 RAR Command 40g312

25、.6.5 RAA Command 41g313 Interworking with IMS . 42g313.1 General . 42g313.2 IMS interworking Model 42g313.2.1 Introduction. 42g313.2.2 IMS specific configuration in the SMF . 42g313.2.3 IMS specific procedures in the SMF 43g313.2.3.1 Provisioning of Signalling Server Address . 43g313.2.3.2 Failure o

26、f Signalling Server Address 43g314 Interworking with DN (Ethernet) . 43g3Annex A (informative): Change history . 45g3History 46g3ETSI ETSI TS 129 561 V15.0.0 (2018-07)53GPP TS 29.561 version 15.0.0 Release 15Foreword This Technical Specification has been produced by the 3rdGeneration Partnership Pro

27、ject (3GPP). The contents of the present document are subject to continuing work within the TSG and may change following formal TSG approval. Should the TSG modify the contents of the present document, it will be re-released by the TSG with an identifying change of release date and an increase in ve

28、rsion number as follows: Version x.y.z where: x the first digit: 1 presented to TSG for information; 2 presented to TSG for approval; 3 or greater indicates TSG approved document under change control. y the second digit is incremented for all changes of substance, i.e. technical enhancements, correc

29、tions, updates, etc. z the third digit is incremented when editorial only changes have been incorporated in the document. ETSI ETSI TS 129 561 V15.0.0 (2018-07)63GPP TS 29.561 version 15.0.0 Release 151 Scope The present specification defines the stage 3 interworking procedures for 5G Network interw

30、orking between PLMN and external DN. The stage 2 requirements and procedures are contained in 3GPP TS 23.501 2 and 3GPP TS 23.502 3. For interworking between 5G PLMN and external DNs, the present document is valid for both 3GPP accesses and non-3GPP accesses. 2 References The following documents con

31、tain provisions which, through reference in this text, constitute provisions of the present document. - References are either specific (identified by date of publication, edition number, version number, etc.) or non-specific. - For a specific reference, subsequent revisions do not apply. - For a non

32、-specific reference, the latest version applies. In the case of a reference to a 3GPP document (including a GSM document), a non-specific reference implicitly refers to the latest version of that document in the same Release as the present document. 1 3GPP TR 21.905: “Vocabulary for 3GPP Specificati

33、ons“. 2 3GPP TS 23.501: “System Architecture for the 5G System; Stage 2“. 3 3GPP TS 23.502: “Procedures for the 5G System; Stage 2“. 4 3GPP TS 29.281: “General Packet Radio System (GPRS) Tunnelling Protocol User Plane (GTPv1-U)“. 5 3GPP TS 29.061: “Interworking between the Public Land Mobile Network

34、 (PLMN) supporting packet based services and Packet Data Networks (PDN)“. 6 IETF RFC 3748: “Extensible Authentication Protocol (EAP)“. 7 IETF RFC 3579: “RADIUS (Remote Authentication Dial In User Service) Support For Extensible Authentication Protocol (EAP)“. 8 IETF RFC 2865: “Remote Authentication

35、Dial In User Service (RADIUS)“. 9 IETF RFC 3162: “RADIUS and IPv6“. 10 IETF RFC 4818: “RADIUS Delegated-IPv6-Prefix Attribute“. 11 IETF RFC 5216: “The EAP-TLS Authentication Protocol“. 12 3GPP TS 23.228: “IP Multimedia Subsystem (IMS); Stage 2“. 13 3GPP TS 24.229: “IP Multimedia Call Control Protoco

36、l based on SIP and SDP; Stage 3“. 14 IETF RFC 2132: “DHCP Options and BOOTP Vendor Extensions“. 15 IETF RFC 3361: “Dynamic Host Configuration Protocol (DHCP-for-IPv4) Option for Session Initiation Protocol (SIP) Servers“. 16 IETF RFC 3646: “DNS Configuration options for Dynamic Host Configuration Pr

37、otocol for IPv6 (DHCPv6)“. 17 IETF RFC 3319: “Dynamic Host Configuration Protocol (DHCPv6) Options for Session Initiation Protocol (SIP) Servers“. 18 IETF RFC 2131: “Dynamic Host Configuration Protocol“. ETSI ETSI TS 129 561 V15.0.0 (2018-07)73GPP TS 29.561 version 15.0.0 Release 1519 IETF RFC 1542:

38、 “Clarification and Extensions for the Bootstrap Protocol“. 20 IETF RFC 4039: “Rapid Commit Option for the Dynamic Host Configuration Protocol version 4 (DHCPv4)“. 21 IETF RFC 3315: “Dynamic Host Configuration Protocol for IPv6 (DHCPv6)“. 22 IETF RFC 3736: “Stateless Dynamic Host Configuration Proto

39、col (DHCP) Service for IPv6“. 23 IETF RFC 7155: “Diameter Network Access Server Application“. 24 IETF RFC 6733: “Diameter Base Protocol“. 25 IETF RFC 4072: “Diameter Extensible Authentication Protocol (EAP) Application“. 26 IETF RFC 2866: “RADIUS Accounting“. 27 IETF RFC 5176: “Dynamic Authorization

40、 Extentions to Remote Authentication Dial In User Service (RADIUS)“. 28 3GPP TS 23.003: “Numbering, addressing and identification“. 29 IETF RFC 1825: “Security Architecture for the Internet Protocol“. 30 IETF RFC 1826: “IP Authentication Header“. 31 IETF RFC 1827: “IP Encapsulating Security Payload

41、(ESP)“. 32 IETF RFC 4291: “IP Version 6 Addressing Architecture“. 33 IETF RFC 4861: “Neighbor Discovery for IP Version 6 (IPv6)“. 34 IETF RFC 4862: “IPv6 Stateless Address Autoconfiguration“. 35 IETF RFC 1027: “Using ARP to Implement Transparent Subnet Gateways“. 36 802.3-2015 - IEEE Standard for Et

42、hernet. 37 IETF RFC 5281: “Extensible Authentication Protocol Tunneled Transport Layer Security Authenticated Protocol Version 0 (EAP-TTLSv0)“. 38 3GPP TS 23.380: “IMS Restoration Procedures“. 39 3GPP TS 29.571: “5G System; Common Data Types for Service Based Interfaces; Stage 3“. 40 3GPP TS 29.502:

43、 “5G System; Session Management Services; Stage 3“. 3 Definitions and abbreviations 3.1 Definitions For the purposes of the present document, the terms and definitions given in 3GPP TR 21.905 1 and the following apply. A term defined in the present document takes precedence over the definition of th

44、e same term, if any, in 3GPP TR 21.905 1. 3.2 Abbreviations For the purposes of the present document, the abbreviations given in 3GPP TR 21.905 1 and the following apply. An abbreviation defined in the present document takes precedence over the definition of the same abbreviation, if any, in 3GPP TR

45、 21.905 1. CSMA/CD Carrier Sense Multiple Access/Collision Detection DHCPv4 Dynamic Host Configuration Protocol version 4 DHCPv6 Dynamic Host Configuration Protocol version 6 DN Data Network ETSI ETSI TS 129 561 V15.0.0 (2018-07)83GPP TS 29.561 version 15.0.0 Release 15GPSI Generic Public Subscripti

46、on Identifier N3IWF Non-3GPP InterWorking Function PtP Point-to-Point SFD Start Frame Delimiter SMF Session Management Function UPF User Plane Function WAN Wide Area Network 4 Network Characteristics 4.1 Key characteristics of PLMN The PLMN is fully defined in the 3GPP technical specifications. The

47、5G Network related key characteristics are defined in 3GPP TS 23.501 2. 4.2 Key characteristics of IP Networks The Internet is a conglomeration of networks utilising a common set of protocols. IP protocols are defined in the relevant IETF RFCs. The networks topologies may be based on LANs (e.g. Ethe

48、rnet), Point to Point leased lines, PSTN, ISDN, X.25 or WANs using switched technology (e.g. SMDS, ATM). 4.3 Key characteristics of Ethernet The Ethernet is a family of computer networking technologies commonly used in LAN and is often used to refer to all Carrier Sense Multiple Access/Collision Det

49、ection (CSMA/CD) LANs that generally conform to Ethernet Specifications, including IEEE 802.3 36. The key characteristics for Ethernet are defined in IEEE 802.3 36. 5 Interworking Classifications 5.1 Service Interworking Service interworking is required when the Teleservice at the calling and called terminals are different. No service interworking is specified in this specification. 5.2 Network Interworking Network interworking is required whenever a PLMN is involved in communicat