TIA-1142-C-2015 Interoperability Specification (IOS) for Evolved High Rate Packet Data (eHRPD) Radio Access Network Interfaces and Interworking with Enhanced Universal Terrestrial .pdf

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1、 TIA-1142-C (Revision of TIA-1142-B) March 2015Interoperability Specification (IOS) for Evolved High Rate Packet Data (eHRPD) Radio Access Network Interfaces and Interworking with Enhanced Universal Terrestrial Radio Access Network (E-UTRAN) NOTICE TIA Engineering Standards and Publications are desi

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19、VISED OF THE POSSIBILITY OF SUCH DAMAGES. THE FOREGOING NEGATION OF DAMAGES IS A FUNDAMENTAL ELEMENT OF THE USE OF THE CONTENTS HEREOF, AND THESE CONTENTS WOULD NOT BE PUBLISHED BY TIA WITHOUT SUCH LIMITATIONS. TIA-1142-C Revision History Date Publication Description March 2009 A.S0022-0 v1.0 For fe

20、atures supported, refer to section 1.1. April 2010 A.S0022-0 v2.0 Bug fixes/additions including active handoff from E-UTRAN to eHRPD with handover between eANs, and support for PDSN/ HSGW flow priority update. February 2011 A.S0022-A v1.0 Bug fixes and updates to support alignment with 3GPP Release

21、9. April 2012 A.S0022-B v1.0 Support alignment with 3GPP Release 10. February 2015 A.S0022-C v1.0 Support of load reporting between E-UTRAN and eHRPD. TIA-1142-C (This page intentionally left blank) TIA-1142-C Table of Contents 1 Foreword viii 2 1 Introduction . 1-1 3 1.1 Overview . 1-1 4 1.1.1 Purp

22、ose 1-1 5 1.1.2 Scope . 1-1 6 1.1.3 Document Convention 1-1 7 1.2 References . 1-2 8 1.2.1 Normative References . 1-2 9 1.2.2 Informative References . 1-3 10 1.3 Terminology 1-3 11 1.3.1 Acronyms 1-4 12 1.3.2 Definitions 1-6 13 1.4 HRPD IOS Architecture Reference Model . 1-9 14 1.4.1 eHRPD IOS Inter

23、faces 1-11 15 1.4.2 eHRPD IOS Network Entities 1-13 16 1.5 HRPD Micro-Mobility and Macro-Mobility Concepts 1-15 17 1.6 Compatibility with IOS Standards 1-15 18 1.7 Compatibility with 3GPP Standards . 1-15 19 1.8 Message Body, Coding, Ordering, and Interpretation of Elements 1-15 20 1.9 Forward Compa

24、tibility Guidelines . 1-15 21 1.10 Message Processing Guidelines 1-16 22 1.11 Message Definition Guidelines . 1-16 23 1.12 eHRPD IOS Assumptions . 1-16 24 1.12.1 IOS Assumptions 1-16 25 1.12.2 QoS Assumptions . 1-17 26 1.13 State Definition . 1-17 27 1.13.1 Packet Data Session State . 1-18 28 1.13.2

25、 IP Flow State . 1-18 29 1.14 Feature Descriptions . 1-18 30 1.14.1 Explicitly Supported Features . 1-18 31 1.14.1.1 Generic Key Exchange (GKE) 1-19 32 1.14.1.2 Dormant Handoff of Legacy Mode from eHRPD to HRPD . 1-19 33 1.14.1.3 Dormant Handoff of Legacy Mode from HRPD to eHRPD . 1-19 34 1.14.1.4 D

26、ormant Handoff with Personality Switch from Evolved Mode on eHRPD to 35 Legacy Mode on HRPD 1-19 36 1.14.1.5 Active Handoff of Legacy Mode from eHRPD to HRPD 1-19 37 i TIA-1142-C 1.14.1.6 Active Handoff of Legacy Mode from HRPD to eHRPD 1-19 1 1.14.1.7 Active Optimized Handoff from E-UTRAN to eHRPD

27、. 1-20 2 1.14.1.8 Dormant Non-optimized Handoff from E-UTRAN to eHRPD 1-20 3 1.14.1.9 Dormant Non-optimized Handoff from eHRPD to E-UTRAN 1-20 4 1.14.1.10 Standalone eHRPD . 1-20 5 1.14.1.11 Support for Emergency Services in eHRPD . 1-20 6 1.14.1.12 Active Non-optimized Handoff from eHRPD to E-UTRAN

28、 1-20 7 1.14.1.13 Flow Priority Update by the HSGW . 1-20 8 1.14.1.14 Cross Connectivity between eHRPD and HRPD 1-20 9 1.14.1.15 Load Reporting between eHRPD and E-UTRAN 1-21 10 1.14.2 Transparently Supported Features 1-21 11 1.14.2.1 Active and Dormant Handoff Between E-UTRAN and eHRPD for Dual 12

29、Transmitter eATs 1-21 13 1.14.3 HSGW Selection . 1-21 14 1.14.3.1 HSGW Selection Algorithm . 1-21 15 1.14.3.1.1 Default HSGW Selection Algorithm 1-21 16 1.14.3.1.2 Operator Policy Based HSGW Selection Algorithm 1-22 17 2 HRPD IOS Interfaces 2-1 18 2.1 A1/A1p (IWS - MSC) Interface 2-1 19 2.2 A8-A9 (A

30、N - PCF) Interface 2-1 20 2.3 A10-A11 (PCF - PDSN/HSGW) Interface . 2-1 21 2.4 A12 (AN/PCF - AN-AAA) Interface 2-1 22 2.5 A13 (AN/PCF AN/PCF) Interface . 2-1 23 2.5.1 A13-Session Information Request 2-1 24 2.5.1.1 Successful Operation 2-1 25 2.5.1.2 Failure Operation 2-2 26 2.5.2 A13-Session Informa

31、tion Response 2-2 27 2.5.2.1 Successful Operation 2-2 28 2.5.2.2 Failure Operation 2-3 29 2.6 A14 (AN - PCF) Interface . 2-3 30 2.6.1 A14-UATI Request . 2-3 31 2.6.1.1 Successful Operation 2-3 32 2.6.1.2 Failure Operation 2-3 33 2.7 A15 (AN - AN) Interface 2-4 34 2.8 A16 (AN - AN) Interface 2-4 35 2

32、.8.1 A16-Session Transfer Request 2-4 36 2.8.1.1 Successful Operation 2-4 37 ii TIA-1142-C 2.8.1.2 Failure Operation 2-4 1 2.8.2 A16-Session Transfer Response . 2-4 2 2.8.2.1 Successful Operation 2-4 3 2.8.2.2 Failure Operation 2-5 4 2.9 A17, A18, and A19 Interface 2-5 5 2.10 A20 (AN - PCF) Interfac

33、e . 2-5 6 2.11 A21 (AN IWS) Interface 2-5 7 2.12 A24 AN/PCF-AN/PCF (IP Tunneling) Interface 2-5 8 2.13 S101 (MME eAN) Interface 2-5 9 2.14 S121(MME-eAN) Interface 2-5 10 3 E-UTRAN-eHRPD IOS Call Flows . 3-1 11 3.1 Supported Call Flows for eHRPD Operation 3-1 12 3.2 E-UTRAN to eHRPD Handoff Call Flow

34、s . 3-2 13 3.2.1 E-UTRAN to eHRPD Pre-Registration Call Flows 3-2 14 3.2.1.1 E-UTRAN to eHRPD Active Optimized Handoff Pre-Registration 3-2 15 3.2.1.1.1 E-UTRAN to eHRPD Active Optimized Handoff Pre-Registration SC/MM 16 at eAN Case 3-3 17 3.2.1.1.2 E-UTRAN to eHRPD Active Optimized Handoff Pre-Regi

35、stration SC/MM 18 at ePCF Case . 3-5 19 3.2.2 E-UTRAN to eHRPD Active Optimized Handoff 3-7 20 3.2.2.1 E-UTRAN to eHRPD Active Optimized Handoff Preparation and Execution 21 A8 Connected 3-7 22 3.2.2.2 E-UTRAN to eHRPD Active Optimized Handoff Preparation and Execution 23 A8 Disconnected . 3-9 24 3.

36、2.2.3 E-UTRAN to eHRPD Active Optimized Handoff Preparation and Execution 25 with Handover between eANs 3-11 26 3.2.3 E-UTRAN to eHRPD Dormant Non-optimized Handoff . 3-15 27 3.2.3.1 Dormant Non-optimized Handoff from E-UTRAN to eHRPD (Same 28 eAN/ePCF) 3-15 29 3.2.3.2 Dormant Non-optimized Handoff

37、from E-UTRAN to eHRPD (Different 30 eAN/ePCF) 3-16 31 3.2.3.3 Dormant Non-optimized Handoff from E-UTRAN to eHRPD with Prior Session 32 Removal 3-18 33 3.3 eHRPD to E-UTRAN Non-optimized Handoff Call Flows 3-19 34 3.3.1 eHRPD to E-UTRAN Dormant Non-optimized Handoff . 3-20 35 3.3.2 Active Non-optimi

38、zed Handoff from eHPRD to E-UTRAN 3-21 36 3.4 eHRPD Session Maintenance . 3-22 37 3.4.1 Re-authentication of an Idle eAT in eHRPD via S101 . 3-22 38 3.4.2 eHRPD Connection Release . 3-23 39 iii TIA-1142-C 3.4.2.1 Connection Release on eHRPD Network - Initiated by either eAT or eAN . 3-23 1 3.4.2.2 C

39、onnection Release on eHRPD Network - Initiated by the ePCF 3-24 2 3.4.3 eHRPD Session Release . 3-25 3 3.4.3.1 eHRPD Session Release - Initiated by the eAT or eAN . 3-25 4 3.4.3.2 eHRPD Session Release - Initiated by the ePCF (A8 Connection Exists) 3-25 5 3.4.3.3 eHRPD Session Release - Re-authentic

40、ation of eAT Failure . 3-26 6 3.4.4 Packet Data Session Release - Initiated by the HSGW. 3-28 7 4 Messages, Information Elements and Timer Definitions 4-1 8 4.1 Message Definitions 4-1 9 4.1.1 A13 Message Definitions 4-1 10 4.1.1.1 A13-Session Information Request 4-1 11 4.1.1.2 A13-Session Informati

41、on Response 4-3 12 4.1.2 A14 Message Definitions 4-8 13 4.1.2.1 A14-UATI Request . 4-8 14 4.1.3 A15 Message Definitions 4-10 15 4.1.4 A16 Message Definitions 4-10 16 4.1.4.1 A16-Session Transfer Request 4-10 17 4.1.4.2 A16-Session Transfer Response . 4-19 18 4.1.5 A17 Message Definitions 4-21 19 4.1

42、.6 A18 Message Definitions 4-22 20 4.1.7 A19 Message Definitions 4-22 21 4.1.8 A21 Message Definitions 4-22 22 4.2 Information Element Definitions 4-22 23 4.2.1 A13 Information Element Definitions 4-22 24 4.2.1.1 A13 Information Element Identifiers 4-22 25 4.2.1.2 A13 Cross Reference of IEs with Mes

43、sages . 4-23 26 4.2.1.3 Source HSGW H1 IPv4 Address 4-25 27 4.2.1.4 A13 eHRPD Indicators . 4-25 28 4.2.2 A14 Information Element Definitions 4-26 29 4.2.2.1 A14 Information Element Identifiers 4-26 30 4.2.2.2 A14 Cross Reference of IEs with Messages . 4-27 31 4.2.2.3 eHRPD A14 Indicators . 4-32 32 4

44、.2.3 A15 Information Element Definitions 4-33 33 4.2.4 A16 Information Element Definitions 4-33 34 4.2.4.1 A16 Information Element Identifiers 4-33 35 4.2.4.2 A16 Cross Reference of IEs with Messages . 4-35 36 4.2.4.3 Source HSGW H1 IPv4 Address 4-37 37 iv TIA-1142-C 4.2.4.4 PDN Information 4-38 1 4

45、.2.4.5 Forwarding Tunnel Parameter 4-38 2 4.2.4.6 HRPDOpenLoopParameters . 4-39 3 4.2.5 A17, A18, and A19 Information Element Definitions 4-40 4 4.2.6 A21 Information Element Definitions 4-40 5 4.3 Timer Definitions 4-40 6 Annex A A8-A9 (AN - PCF) Interface Change Text (Normative) . A-1 7 Annex B A1

46、0-A11 (AN/ePCF - PDSN) Interface Change Text (Normative) B-1 8 9 10 v TIA-1142-C Table of Figures 1 2 Figure 1.4-1 E-UTRAN - eHRPD IOS Architecture Reference Model (SC/MM in the eAN) 1-10 3 Figure 1.4-2 E-UTRAN - eHRPD IOS Architecture Reference Model (SC/MM in the ePCF)4 . 1-11 5 Figure 1.13.1-1 eH

47、RPD Packet Data Session State Transitions . 1-18 6 Figure 3.2.1.1.1-1 E-UTRAN to eHRPD Pre-Registration SC/MM at eAN Case . 3-3 7 Figure 3.2.1.1.2-1 E-UTRAN to eHRPD Pre-Registration SC/MM at ePCF Case . 3-5 8 Figure 3.2.2.1-1 E-UTRAN to eHRPD Optimized Handoff A8 Connected . 3-7 9 Figure 3.2.2.2-1

48、E-UTRAN to eHRPD Optimized Handoff A8 Disconnected 3-9 10 Figure 3.2.2.3-1 Active Handoff from E-UTRAN to eHRPD with Optimized Handover Between 11 eANs 3-12 12 Figure 3.2.3.1-1 Dormant non-optimized Handoff from E-UTRAN to eHRPD (Same 13 eAN/ePCF) 3-15 14 Figure 3.2.3.2-1 Dormant Non-optimized Hando

49、ff from E-UTRAN to eHRPD (Different 15 eAN/ePCF) 3-16 16 Figure 3.2.3.3-1 Dormant Non-optimized Handoff from E-UTRAN to eHRPD with Prior 17 Session Removal . 3-18 18 Figure 3.3.1-1 eHRPD to E-UTRAN Dormant Non-optimized Handoff . 3-20 19 Figure 3.3.2-1 Active Non-optimized Handoff from eHPRD to E-UTRAN 3-21 20 Figure 3.4.1-1 Re-authentication of an Idle eAT in eHRPD via S101 3-22 21 Figure 3.4.2.1-1 eAT or eAN Initiated Connection Release 3-23 22 Figure 3.4.2.2-1 ePCF Initiated Connection Release . 3-24 23 Figure 3.4.3.1-1 eAT or eAN Initiated eHRPD Sess