1、 ETSI TS 138 423 V15.0.0 (2018-07) 5G; NG-RAN; Xn Application Protocol (XnAP) (3GPP TS 38.423 version 15.0.0 Release 15) TECHNICAL SPECIFICATION ETSI ETSI TS 138 423 V15.0.0 (2018-07)13GPP TS 38.423 version 15.0.0 Release 15Reference DTS/TSGR-0338423vf00 Keywords 5G ETSI 650 Route des Lucioles F-069
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7、d 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 its Members and of the
8、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 138 423 V15.0.0 (2018-07)23GPP TS 38.423 version 15.0.0 Release 15Intellectual Property Rights Essential patents IPRs es
9、sential 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 (IPRs); Essential, or pote
10、ntially 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 carried out by ETSI. N
11、o 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 which are asserted and
12、/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 an endorsement by ETSI
13、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 identities, UMTS identities
14、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 “shall“, “shall not“,
15、 “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 used in direct citati
16、on. ETSI ETSI TS 138 423 V15.0.0 (2018-07)33GPP TS 38.423 version 15.0.0 Release 15Contents Intellectual Property Rights 2g3Foreword . 2g3Modal verbs terminology 2g3Foreword . 9g31 Scope 10g32 References 10g33 Definitions, symbols and abbreviations . 11g33.1 Definitions 11g33.2 Abbreviations . 11g34
17、 General . 12g34.1 Procedure specification principles 12g34.2 Forwards and backwards compatibility 12g34.3 Specification notations . 13g35 XnAP services 13g35.1 XnAP procedure modules 13g35.2 Parallel transactions 13g36 Services expected from signalling transport . 13g37 Functions of XnAP . 13g38 Xn
18、AP procedures . 13g38.1 Elementary procedures . 13g38.2 Basic mobility procedures 15g38.2.1 Handover Preparation . 15g38.2.1.1 General 15g38.2.1.2 Successful Operation . 15g38.2.1.3 Unsuccessful Operation 17g38.2.1.4 Abnormal Conditions 17g38.2.2 SN Status Transfer 17g38.2.2.1 General 17g38.2.2.2 Su
19、ccessful Operation . 18g38.2.2.3 Unsuccessful Operation 18g38.2.2.4 Abnormal Conditions 18g38.2.3 Handover Cancel 18g38.2.3.1 General 18g38.2.3.2 Successful Operation . 18g38.2.3.3 Unsuccessful Operation 18g38.2.3.4 Abnormal Conditions 18g38.2.4 Retrieve UE Context . 19g38.2.4.1 General 19g38.2.4.2
20、Successful Operation . 19g38.2.4.3 Unsuccessful Operation 19g38.2.4.4 Abnormal Conditions 19g38.2.5 RAN Paging 20g38.2.5.1 General 20g38.2.5.2 Successful operation 20g38.2.5.3 Unsuccessful Operation 20g38.2.5.4 Abnormal Condition 20g38.2.6 Data Forwarding Address Indication 20g38.2.6.1 General 20g38
21、.2.6.2 Successful Operation . 21g38.2.6.3 Unsuccessful Operation 21g38.2.6.4 Abnormal Conditions 21g38.2.7 UE Context Release 21g3ETSI ETSI TS 138 423 V15.0.0 (2018-07)43GPP TS 38.423 version 15.0.0 Release 158.2.7.1 General 21g38.2.7.2 Successful Operation . 21g38.2.7.3 Unsuccessful Operation 22g38
22、.2.7.4 Abnormal Conditions 22g38.3 Procedures for Dual Connectivity 22g38.3.1 S-NG-RAN node Addition Preparation 22g38.3.1.1 General 22g38.3.1.2 Successful Operation . 22g38.3.1.3 Unsuccessful Operation 23g38.3.1.4 Abnormal Conditions 23g38.3.2 S-NG-RAN node Reconfiguration Completion 23g38.3.2.1 Ge
23、neral 23g38.3.2.2 Successful Operation . 24g38.3.2.3 Abnormal Conditions 24g38.3.3 M-NG-RAN node initiated S-NG-RAN node Modification Preparation . 24g38.3.3.1 General 24g38.3.3.2 Successful Operation . 24g38.3.3.3 Unsuccessful Operation 26g38.3.3.4 Abnormal Conditions 27g38.3.4 S-NG-RAN node initia
24、ted S-NG-RAN node Modification 27g38.3.4.1 General 27g38.3.4.2 Successful Operation . 27g38.3.4.3 Unsuccessful Operation 28g38.3.4.4 Abnormal Conditions 28g38.3.5 S-NG-RAN node initiated S-NG-RAN node Change . 28g38.3.5.1 General 28g38.3.5.2 Successful Operation . 28g38.3.5.3 Unsuccessful Operation
25、29g38.3.5.4 Abnormal Conditions 29g38.3.6 M-NG-RAN node initiated S-NG-RAN node Release . 29g38.3.6.1 General 29g38.3.6.2 Successful Operation . 29g38.3.6.3 Unsuccessful Operation 30g38.3.6.4 Abnormal Conditions 30g38.3.7 S-NG-RAN node initiated S-NG-RAN node Release 30g38.3.7.1 General 30g38.3.7.2
26、Successful Operation . 30g38.3.7.3 Unsuccessful Operation 31g38.3.7.4 Abnormal Conditions 31g38.3.8 S-NG-RAN node Counter Check 31g38.3.8.1 General 31g38.3.8.2 Successful Operation . 31g38.3.8.3 Unsuccessful Operation 31g38.3.8.4 Abnormal Conditions 31g38.3.9 RRC Transfer 31g38.3.9.1 General 31g38.3
27、.9.2 Successful Operation . 32g38.3.8.3 Unsuccessful Operation 32g38.3.9.4 Abnormal Conditions 32g38.4 Global procedures. 32g38.4.1 Xn Setup . 32g38.4.1.1 General 32g38.4.1.2 Successful Operation . 33g38.4.1.3 Unsuccessful Operation 33g38.4.1.4 Abnormal Conditions 33g38.4.2 NG-RAN node Configuration
28、 Update 33g38.4.2.1 General 33g38.4.2.2 Successful Operation . 34g38.4.2.3 Unsuccessful Operation 35g38.4.2.4 Abnormal Conditions 35g38.4.3 Cell Activation 35g38.4.3.1 General 35g3ETSI ETSI TS 138 423 V15.0.0 (2018-07)53GPP TS 38.423 version 15.0.0 Release 158.4.3.2 Successful Operation . 35g38.4.3.
29、3 Unsuccessful Operation 36g38.4.3.4 Abnormal Conditions 36g38.4.4 Reset . 36g38.4.4.1 General 36g38.4.4.2 Successful Operation . 36g38.4.4.3 Unsuccessful Operation 37g38.4.4.4 Abnormal Conditions 37g38.4.5 Error Indication . 37g38.4.5.1 General 37g38.4.5.2 Successful Operation . 37g38.4.5.3 Unsucce
30、ssful Operation 38g38.4.5.4 Abnormal Conditions 38g38.4.6 Xn Removal 38g38.4.6.1 General 38g38.4.6.2 Successful Operation . 38g38.4.6.3 Unsuccessful Operation 38g38.4.6.4 Abnormal Conditions 39g39 Elements for XnAP Communication 39g39.0 General . 39g39.1 Message Functional Definition and Content 39g
31、39.1.1 Messages for Basic Mobility Procedures 39g39.1.1.1 HANDOVER REQUEST . 39g39.1.1.2 HANDOVER REQUEST ACKNOWLEDGE 41g39.1.1.3 HANDOVER PREPARATION FAILURE 41g39.1.1.4 SN STATUS TRANSFER 41g39.1.1.5 UE CONTEXT RELEASE . 42g39.1.1.6 HANDOVER CANCEL . 42g39.1.1.7 RAN PAGING 42g39.1.1.8 RETRIEVE UE
32、CONTEXT REQUEST . 43g39.1.1.9 RETRIEVE UE CONTEXT RESPONSE . 43g39.1.1.10 RETRIEVE UE CONTEXT FAILURE 44g39.1.1.11 DATA FORWARDING ADDRESS INDICATION 44g39.1.2 Messages for Dual Connectivity Procedures 45g39.1.2.1 S-NODE ADDITION REQUEST . 45g39.1.2.2 S-NODE ADDITION REQUEST ACKNOWLEDGE . 47g39.1.2.
33、3 S-NODE ADDITION REQUEST REJECT 49g39.1.2.4 S-NODE RECONFIGURATION COMPLETE . 49g39.1.2.5 S-NODE MODIFICATION REQUEST . 49g39.1.2.6 S-NODE MODIFICATION REQUEST ACKNOWLEDGE . 51g39.1.2.7 S-NODE MODIFICATION REQUEST REJECT 55g39.1.2.8 S-NODE MODIFICATION REQUIRED . 55g39.1.2.9 S-NODE MODIFICATION CON
34、FIRM . 56g39.1.2.10 S-NODE MODIFICATION REFUSE 57g39.1.2.11 S-NODE CHANGE REQUIRED . 57g39.1.2.12 S-NODE CHANGE CONFIRM . 57g39.1.2.13 S-NODE MODIFICATION REFUSE 58g39.1.2.14 S-NODE RELEASE REQUEST . 58g39.1.2.15 S-NODE RELEASE REQUEST ACKNOWLEDGE . 59g39.1.2.16 S-NODE RELEASE REJECT 59g39.1.2.17 S-
35、NODE RELEASE REQUIRED 59g39.1.2.18 S-NODE RELEASE CONFIRM 60g39.1.2.19 S-NODE COUNTER CHECK REQUEST . 60g39.1.2.20 RRC TRANSFER . 61g39.1.3 Messages for Global Procedures . 62g39.1.3.1 XN SETUP REQUEST . 62g39.1.3.2 XN SETUP RESPONSE . 63g39.1.3.3 XN SETUP FAILURE 64g39.1.3.4 NG-RAN NODE CONFIGURATI
36、ON UPDATE . 64g39.1.3.5 NG-RAN NODE CONFIGURATION UPDATE ACKNOWLEDGE . 65g39.1.3.6 NG-RAN NODE CONFIGURATION UPDATE FAILURE . 65g3ETSI ETSI TS 138 423 V15.0.0 (2018-07)63GPP TS 38.423 version 15.0.0 Release 159.1.3.7 CELL ACTIVATION REQUEST 66g39.1.3.8 CELL ACTIVATION RESPONSE 66g39.1.3.9 CELL ACTIV
37、ATION FAILURE . 67g39.1.3.10 RESET REQUEST . 67g39.1.3.11 RESET RESPONSE 67g39.1.3.12 ERROR INDICATION . 68g39.1.3.13 XN REMOVAL REQUEST . 68g39.1.3.14 XN REMOVAL RESPONSE . 69g39.1.3.15 XN REMOVAL FAILURE 69g39.2 Information Element definitions . 69g39.2.0 General 69g39.2.1 Container and List IE de
38、finitions 69g39.2.1.1 PDU Session Resources To Be Setup List 69g39.2.1.2 PDU Session Resources Admitted List . 70g39.2.1.3 PDU Session Resources Not Admitted List 71g39.2.1.4 QoS Flow List with Cause 71g39.2.1.5 PDU Session Resource Setup Info SN terminated . 72g39.2.1.6 PDU Session Resource Setup R
39、esponse Info SN terminated . 72g39.2.1.7 PDU Session Resource Setup Info MN terminated 73g39.2.1.8 PDU Session Resource Setup Response Info MN terminated . 74g39.2.1.9 PDU Session Resource Modification Info SN terminated . 74g39.2.1.10 PDU Session Resource Modification Response Info SN terminated .
40、75g39.2.1.11 PDU Session Resource Modification Info MN terminated 77g39.2.1.12 PDU Session Resource Modification Response Info MN terminated 79g39.2.1.13 UE Context Information Retrieve UE Context Response . 79g39.2.1.14 DRBs Subject To Status Transfer List 79g39.2.1.15 DRB to QoS Flow Mapping List.
41、 81g39.2.1.16 Data Forwarding Info from target NG-RAN node 81g39.2.2 NG-RAN Node and Cell Configuration related IE definitions . 82g39.2.2.1 Global gNB ID 82g39.2.2.2 Global ng-eNB ID . 82g39.2.2.3 Global NG-RAN Node ID 82g39.2.2.4 PLMN Identity 82g39.2.2.5 TAC. 83g39.2.2.6 RAN Area Code 83g39.2.2.7
42、 NR CGI . 83g39.2.2.8 E-UTRA CGI 83g39.2.2.9 NG-RAN Cell Identity 83g39.2.2.10 NG-RAN Cell PCI 84g39.2.2.11 Served Cell Information NR . 84g39.2.2.12 Served Cell Information E-UTRA 85g39.2.2.13 Neighbour Information NR . 87g39.2.2.14 Neighbour Information E-UTRA 88g39.2.2.15 Served Cells To Update N
43、R 88g39.2.2.16 Served Cells to Update E-UTRA 88g39.2.2.17 Cell Assistance Information NR . 89g39.2.2.18 SUL Information . 89g39.2.2.19 NR Frequency Info 90g39.2.2.20 NR Transmission Bandwidth 91g39.2.2.21 E-UTRA ARFCN 91g39.2.2.22 E-UTRA Transmission Bandwidth . 91g39.2.2.23 Number of Antenna Ports
44、E-UTRA 91g39.2.2.24 E-UTRA Multiband Info List 91g39.2.2.25 E-UTRA PRACH Configuration 92g39.2.2.26 MBSFN Subframe Allocation E-UTRA . 92g39.2.3 General IE definitions . 92g39.2.3.1 Message Type . 92g39.2.3.2 Cause. 92g39.2.3.3 Criticality Diagnostics . 97g39.2.3.4 Bit Rate . 98g39.2.3.5 QoS Flow Le
45、vel QoS Parameters 98g39.2.3.6 GBR QoS Flow Information . 99g3ETSI ETSI TS 138 423 V15.0.0 (2018-07)73GPP TS 38.423 version 15.0.0 Release 159.2.3.7 Allocation and Retention Priority . 99g39.2.3.8 Non dynamic 5QI Descriptor 100g39.2.3.9 Dynamic 5QI Descriptor . 100g39.2.3.10 QoS Flow Indicator . 101
46、g39.2.3.11 Packet Loss Rate . 101g39.2.3.12 Packet Delay Budget . 101g39.2.3.13 Packet Error Rate 101g39.2.3.14 Averaging Window . 101g39.2.3.15 Maximum Data Burst Volume 102g39.2.3.16 NG-RAN node UE XnAP ID 102g39.2.3.17 UE Aggregate Maximum Bit Rate 102g39.2.3.18 PDU Session ID 102g39.2.3.19 PDU S
47、ession Type 102g39.2.3.20 TAI Support List . 102g39.2.3.21 S-NSSAI . 103g39.2.3.22 Slice Support List 103g39.2.3.23 Index to RAT/Frequency Selection Priority 103g39.2.3.24 GUAMI . 103g39.2.3.25 Target Cell Global ID 104g39.2.3.26 AMF UE NGAP ID . 104g39.2.3.27 SCG Configuration Query . 104g39.2.3.28
48、 RLC Mode. 104g39.2.3.29 Transport Layer Address . 104g39.2.3.30 UP Transport Layer Information . 104g39.2.3.31 CP Transport Layer Information . 105g39.2.3.32 Masked IMEISV . 105g39.2.3.33 DRB ID . 105g39.2.3.34 DL Forwarding 105g39.2.3.35 Data Forwarding Accepted 105g39.2.3.36 COUNT Value for PDCP
49、SN Length 12 . 106g39.2.3.37 COUNT Value for PDCP SN Length 18 . 106g39.2.3.38 RAN Paging Area . 106g39.2.3.39 RAN Area ID 106g39.2.3.40 UE Context ID 107g39.2.3.41 Assistance Data for RAN Paging 107g39.2.3.42 RAN Paging Attempt Information 107g39.2.3.43 UE RAN Paging Identity 107g39.2.3.44 RAN Paging Priority . 108g39.2.3.45 Delivery Status 108g39.2.3.46 I-RNTI . 108g39.2.3.47 Location Reporting Information 108g39.2.3.48 Area of Interest 108g39.2.3.49 UE Security Capabilities . 109g39.2.3.50 AS Security Information . 110g39.2.3.51 S-NG-RAN node Security Key .
