ETSI TS 129 244-2018 LTE Interface between the Control Plane and the User Plane nodes (V14 4 0 3GPP TS 29 244 version 14 4 0 Release 14).pdf

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1、 ETSI TS 129 244 V14.2.0 (2018-01) LTE; Interface between the Control Plane and the User Plane nodes (3GPP TS 29.244 version 14.2.0 Release 14) TECHNICAL SPECIFICATION ETSI ETSI TS 129 244 V14.2.0 (2018-01)13GPP TS 29.244 version 14.2.0 Release 14Reference RTS/TSGC-0429244ve20 Keywords LTE 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 LTE are 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. GSM and the GSM logo are trademarks registered and owned by the GSM Association. ETSI ETSI TS 129 244 V14.2.0 (2018-01)23GPP TS 29.244 version 14.2.0 Release 14Intellectual Property Rights E

9、ssential patents IPRs essential or potentially essential to the present document 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 (IPR

10、s); 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 been

11、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 tradenames

12、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 a

13、n 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 identi

14、ties, 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 document

15、 “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 when

16、 used in direct citation. ETSI ETSI TS 129 244 V14.2.0 (2018-01)33GPP TS 29.244 version 14.2.0 Release 14Contents Intellectual Property Rights 2g3Foreword . 2g3Modal verbs terminology 2g3Foreword . 10g31 Scope 11g32 References 11g33 Definitions, symbols and abbreviations . 12g33.1 Definitions 12g33.

17、2 Abbreviations . 12g34 Protocol Stack 13g34.1 Introduction 13g34.2 UDP Header and Port Numbers . 14g34.2.1 General 14g34.2.2 Request Message 15g34.2.3 Response Message 15g34.3 IP Header and IP Addresses . 15g34.3.1 General 15g34.3.2 Request Message 15g34.3.3 Response Message 15g34.4 Layer 2 . 15g34

18、.5 Layer 1 . 15g35 General description. 16g35.1 Introduction 16g35.2 Packet Forwarding Model 16g35.2.1 General 16g35.2.2 Usage Reporting Rule Handling . 18g35.2.2.1 General 18g35.2.2.2 Provisioning of Usage Reporting Rule in the UP function . 18g35.2.2.2.1 General 18g35.2.2.2.2 Credit pooling 21g35.

19、2.2.3 Reporting of Usage Report to the CP function 21g35.2.2.3.1 General 21g35.2.2.3.2 Credit pooling 23g35.2.2.4 Reporting of Linked Usage Reports to the CP function 23g35.2.3 Forwarding Action Rule Handling 24g35.2.3.1 General 24g35.2.4 Buffering Action Rule Handling . 25g35.2.4.1 General 25g35.2.

20、4.2 Provisioning of Buffering Action Rule in the UP function . 25g35.2.5 QoS Enforcement Rule Handling . 25g35.2.5.1 General 25g35.2.5.2 Provisioning of QoS Enforcement Rule in the UP function 25g35.2.6 Combined SGW/PGW Architecture . 26g35.3 Data Forwarding between the CP and UP Functions . 26g35.3

21、.1 General 26g35.3.2 Sending of End Marker Packets 27g35.3.3 Forwarding of Packets Subject to Buffering in the CP Function 27g35.3.3.1 General 27g35.3.3.2 Forwarding of Packets from the UP Function to the CP Function 27g35.3.3.3 Forwarding of Packets from the CP Function to the UP Function 28g35.3.4

22、 Data Forwarding between the CP and UP Functions with one Sx-u Tunnel per UP Function or PDN 28g35.3.4.1 General 28g35.3.4.2 Forwarding of Packets from the UP Function to the CP Function 28g3ETSI ETSI TS 129 244 V14.2.0 (2018-01)43GPP TS 29.244 version 14.2.0 Release 145.3.4.3 Forwarding of Packets

23、from the CP Function to the UP Function 29g35.4 Policy and Charging Control 29g35.4.1 General 29g35.4.2 Service Detection and Bearer Binding 29g35.4.3 Gating Control 30g35.4.4 QoS Control 30g35.4.5 DL Flow Level Marking for Application Detection . 30g35.4.6 Usage Monitoring . 31g35.4.7 Traffic Redir

24、ection 31g35.4.8 Traffic Steering . 32g35.4.9 Provisioning of Predefined PCC/ADC Rules . 32g35.4.10 Charging . 33g35.4.11 (Un)solicited Application Reporting . 34g35.4.12 Service Identification for Improved Radio Utilisation for GERAN . 34g35.5 F-TEID Allocation and Release . 35g35.5.1 General 35g35

25、.5.2 F-TEID allocation in the CP function . 35g35.5.3 F-TEID allocation in the UP function . 35g35.6 Sx Session Handling . 35g35.6.1 General 35g35.6.2 Session Endpoint Identifier Handling . 35g35.6.3 Modifying the Rules of an Existing Sx Session 36g35.7 Support of Lawful Interception 36g35.8 Sx Asso

26、ciation 36g35.8.1 General 36g35.8.2 Behaviour with an Established Sx Association . 37g35.8.3 Behaviour without an Established Sx Association 37g35.9 Usage of Vendor-specific IE 37g35.10 Error Indication Handling 38g35.11 User plane inactivity detection and reporting . 38g35.12 Suspend and Resume Not

27、ification procedures . 38g36 Procedures 38g36.1 Introduction 38g36.2 Sx Node Related Procedures 39g36.2.1 General 39g36.2.2 Heartbeat Procedure 39g36.2.2.1 General 39g36.2.2.2 Heartbeat Request . 39g36.2.2.3 Heartbeat Response. 39g36.2.3 Load Control Procedure 39g36.2.3.1 General 39g36.2.3.2 Princip

28、les. 39g36.2.3.3 Load Control Information . 40g36.2.3.3.1 General Description . 40g36.2.3.3.2 Parameters . 40g36.2.3.3.2.1 Load Control Sequence Number 40g36.2.3.3.2.2 Load Metric 41g36.2.3.3.3 Frequency of Inclusion 41g36.2.4 Overload Control Procedure . 41g36.2.4.1 General 41g36.2.4.2 Principles.

29、42g36.2.4.3 Overload Control Information . 42g36.2.4.3.1 General Description . 42g36.2.4.3.2 Parameters . 43g36.2.4.3.2.1 Overload Control Sequence Number . 43g36.2.4.3.2.2 Period of Validity . 44g36.2.4.3.2.3 Overload Reduction Metric 44g36.2.4.3.3 Frequency of Inclusion 45g36.2.4.4 Message Throttl

30、ing 45g36.2.4.4.1 General 45g36.2.4.4.2 Throttling algorithm “Loss“ 45g3ETSI ETSI TS 129 244 V14.2.0 (2018-01)53GPP TS 29.244 version 14.2.0 Release 146.2.4.4.2.1 Description . 45g36.2.4.5 Message Prioritization . 46g36.2.4.5.1 Description 46g36.2.4.5.2 Based on the Message Priority Signalled in the

31、 PFCP Message . 46g36.2.5 Sx PFD Management Procedure . 47g36.2.5.1 General 47g36.2.5.2 CP Function Behaviour . 47g36.2.5.3 UP Function Behaviour . 47g36.2.6 Sx Association Setup Procedure . 47g36.2.6.1 General 47g36.2.6.2 Sx Association Setup Initiated by the CP Function. 48g36.2.6.2.1 CP Function

32、Behaviour . 48g36.2.6.2.2 UP Function behaviour 48g36.2.6.3 Sx Association Setup Initiated by the UP Function 48g36.2.6.3.1 UP Function Behaviour . 48g36.2.6.3.2 CP Function Behaviour . 48g36.2.7 Sx Association Update Procedure . 49g36.2.7.1 General 49g36.2.7.2 Sx Association Update Procedure Initia

33、ted by the CP Function . 49g36.2.7.2.1 CP Function Behaviour . 49g36.2.7.2.2 UP Function Behaviour . 49g36.2.7.3 Sx Association Update Procedure Initiated by UP Function . 49g36.2.7.3.1 UP Function Behaviour . 49g36.2.7.3.2 CP Function Behaviour . 49g36.2.8 Sx Association Release Procedure 50g36.2.8

34、.1 General 50g36.2.8.2 CP Function Behaviour . 50g36.2.8.3 UP Function behaviour . 50g36.2.9 Sx Node Report Procedure . 50g36.2.9.1 General 50g36.2.9.2 UP Function Behaviour . 50g36.2.9.3 CP Function behaviour 50g36.3 Sx Session Related Procedures . 51g36.3.1 General 51g36.3.2 Sx Session Establishme

35、nt Procedure 51g36.3.2.1 General 51g36.3.2.2 CP Function Behaviour . 51g36.3.2.3 UP Function Behaviour . 51g36.3.3 Sx Session Modification Procedure 51g36.3.3.1 General 51g36.3.3.2 CP Function behaviour 51g36.3.3.3 UP Function Behaviour . 52g36.3.4 Sx Session Deletion Procedure . 52g36.3.4.1 General

36、 52g36.3.4.2 CP Function Behaviour . 52g36.3.4.3 UP Function Behaviour . 52g36.3.5 Sx Session Report Procedure 52g36.3.5.1 General 52g36.3.5.2 UP Function Behaviour . 53g36.3.5.3 CP Function Behaviour . 53g36.4 Reliable Delivery of PFCP Messages . 53g37 Messages and Message Formats . 53g37.1 Transmi

37、ssion Order and Bit Definitions . 53g37.2 Message Format . 54g37.2.1 General 54g37.2.2 Message Header 54g37.2.2.1 General Format . 54g37.2.2.2 PFCP Header for Node Related Messages 54g37.2.2.3 PFCP Header for Session Related Messages 55g37.2.2.4 Usage of the PFCP Header 55g37.2.2.4.1 General 55g3ETS

38、I ETSI TS 129 244 V14.2.0 (2018-01)63GPP TS 29.244 version 14.2.0 Release 147.2.2.4.2 Conditions for Sending SEID=0 in PFCP Header . 56g37.2.3 Information Elements . 56g37.2.3.1 General 56g37.2.3.2 Presence Requirements of Information Elements . 56g37.2.3.3 Grouped Information Elements . 58g37.2.3.4

39、 Information Element Type 58g37.3 Message Types . 58g37.4 Sx Node Related Messages 59g37.4.1 General 59g37.4.2 Heartbeat Messages 59g37.4.2.1 Heartbeat Request . 59g37.4.2.2 Heartbeat Response . 60g37.4.3 Sx PFD Management 60g37.4.3.1 Sx PFD Management Request. 60g37.4.3.2 Sx PFD Management Response

40、 61g37.4.4 Sx Association messages 61g37.4.4.1 Sx Association Setup Request . 61g37.4.4.2 Sx Association Setup Response 62g37.4.4.3 Sx Association Update Request 63g37.4.4.4 Sx Association Update Response 63g37.4.4.5 Sx Association Release Request . 63g37.4.4.6 Sx Association Release Response . 64g3

41、7.4.4.7 Sx Version Not Supported Response 64g37.4.5 Sx Node Report Procedure . 64g37.4.5.1 Sx Node Report Request . 64g37.4.5.1.1 General 64g37.4.5.1.2 User Plane Path Failure Report IE within Sx Node Report Request . 64g37.4.5.2 Sx Node Report Response . 65g37.4.5.2.1 General 65g37.4.6 Sx Session S

42、et Deletion 65g37.4.6.1 Sx Session Set Deletion Request . 65g37.4.6.2 Sx Session Set Deletion Response 65g37.5 Sx Session Related Messages . 66g37.5.1 General 66g37.5.2 Sx Session Establishment Request 66g37.5.2.1 General 66g37.5.2.2 Create PDR IE within Sx Session Establishment Request 67g37.5.2.3

43、Create FAR IE within Sx Session Establishment Request 69g37.5.2.4 Create URR IE within Sx Session Establishment Request 72g37.5.2.5 Create QER IE within Sx Session Establishment Request 75g37.5.2.6 Create BAR IE within Sx Session Establishment Request 78g37.5.3 Sx Session Establishment Response . 78

44、g37.5.3.1 General 78g37.5.3.2 Created PDR IE within Sx Session Establishment Response 79g37.5.3.3 Load Control Information IE within Sx Session Establishment Response . 79g37.5.3.4 Overload Control Information IE within Sx Session Establishment Response . 80g37.5.4 Sx Session Modification Request .

45、80g37.5.4.1 General 80g37.5.4.2 Update PDR IE within Sx Session Modification Request . 83g37.5.4.3 Update FAR IE within Sx Session Modification Request . 84g37.5.4.4 Update URR IE within Sx Session Modification Request 86g37.5.4.5 Update QER IE within Sx Session Modification Request 89g37.5.4.6 Remo

46、ve PDR IE within Sx Session Modification Request . 90g37.5.4.7 Remove FAR IE within Sx Session Modification Request . 91g37.5.4.8 Remove URR IE within Sx Session Modification Request 91g37.5.4.9 Remove QER IE Sx Session Modification Request 91g37.5.4.10 Query URR IE within Sx Session Modification Re

47、quest 91g37.5.4.11 Update BAR IE within Sx Session Modification Request 92g37.5.4.12 Remove BAR IE within Sx Session Modification Request 92g37.5.5 Sx Session Modification Response . 92g37.5.5.1 General 92g37.5.5.2 Usage Report IE within Sx Session Modification Response . 93g3ETSI ETSI TS 129 244 V1

48、4.2.0 (2018-01)73GPP TS 29.244 version 14.2.0 Release 147.5.6 Sx Session Deletion Request 94g37.5.7 Sx Session Deletion Response 94g37.5.7.1 General 94g37.5.7.2 Usage Report IE within Sx Session Deletion Response 95g37.5.8 Sx Session Report Request . 96g37.5.8.1 General 96g37.5.8.2 Downlink Data Rep

49、ort IE within Sx Session Report Request . 96g37.5.8.3 Usage Report IE within Sx Session Report Request . 97g37.5.8.4 Error Indication Report IE within Sx Session Report Request . 98g37.5.9 Sx Session Report Response . 98g37.5.9.1 General 98g37.5.9.2 Update BAR IE within Sx Session Report Response 99g37.6 Error Handling 100g37.6.1 Protocol Errors 100g37.6.2 Different PFCP Versions 100g37.6.3 PFCP Message of Invalid Length . 100g37.6.4 Unknown PFCP Message . 100g37.6.5 Unexpected PFCP Message 100g37.6.6 Missing Information Elements 101g37.6.7 Invalid Length Information Elemen