文件名称:
36423 E-UTRAN X2AP ASN1.doc
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上传时间: 2010-06-18
详细说明： Foreword 5 1 Scope 6 2 References 6 3 Definitions, symbols and abbreviations 6 3.1 Definitions 6 3.2 Symbols 6 3.3 Abbreviations 7 4 General 7 4.1 Procedure specification principles 7 4.2 Forwards and backwards compatibility 7 4.3 Specification notations 7 5 X2AP services 8 5.1 X2AP procedure modules 8 5.2 Parallel transactions 8 6 Services expected from signalling transport 8 7 Functions of X2AP 8 8 X2AP procedures 8 8.1 Elementary procedures 8 8.2 Basic mobility procedures 9 8.2.1 Handover Preparation 9 8.2.1.1 General 9 8.2.1 .2 Successful Operation 9 8.2.1.2.1 UE History Information 10 8.2.1.3 Unsuccessful Operation 10 8.2.1.4 Abnormal Conditions 11 8.2.2 SN Status Transfer 11 8.2.2.1 General 11 8.2.2.2 Successful Operation 11 8.2.2.2 Abnormal Conditions 12 8.2.3 Release Resource 12 8.2.3.1 General 12 8.2.3.2 Successful Operation 12 8.2.3.3 Unsuccessful Operation 13 8.2.3.4 Abnormal Conditions 13 8.2.4 Handover Cancel 13 8.2.4.1 General 13 8.2.4.2 Successful Operation 13 8.2.4.3 Unsuccessful Operation 13 8.2.4.4 Abnormal Conditions 13 8.3 Global Procedures 13 8.3.1 Load indication 13 8.3.1.1 General 13 8.3.1.2 Successful Operation 14 8.3.1.2 Abnormal Conditions 14 8.3.2 Error Indication 14 8.3.2.1 General 14 8.3.2.2 Successful Operation 14 8.3.2.3 Unsuccessful Operation 15 8.3.2.4 Abnormal Conditions 15 8.3.3 X2 Setup 15 8.3.3.1 General 15 8.3.3.2 Successful Operation 15 8.3.3.3 Unsuccessful Operation 15 8.3.3.4 Abnormal Conditions 16 8.3.4 Reset 16 8.3.4.1 General 16 8.3.4.2 Successful Operation 16 8.3.4.3 Unsuccessful Operation 16 8.3.4.4 Abnormal Conditions 16 9 Elements for X2AP Communication 16 9.1 Message Functional Definition and Content 16 9.1.1 Messages for Basic Mobility Procedures 16 9.1.1.1 HANDOVER REQUEST 16 9.1.1.2 HANDOVER REQUEST ACKNOWLEDGE 17 9.1.1.3 HANDOVER PREPARATION FAILURE 18 9.1.1.4 SN STATUS TRANSFER 19 9.1.1.5 RELEASE RESOURCE 19 9.1.1.6 HANDOVER CANCEL 20 9.1.2 Messages for global procedures 20 9.1.2.1 LOAD INFORMATION 20 9.1.2.2 ERROR INDICATION 21 9.1.2.3 X2 SETUP REQUEST 21 9.1.2.4 X2 SETUP RESPONSE 21 9.1.2.5 X2 SETUP FAILURE 22 9.1.2.6 Reset Request 22 9.1.2.7 Reset Response 22 9.2 Information Element definitions 22 9.2.1 GTP Tunnel Endpoint 22 9.2.2 Trace activation 22 9.2.3 UE History Information 23 9.2.4 Last Visited Cell Information 23 9.2.5 Handover Restriction list 23 9.2.6 PLMN Identity 24 9.2.7 DL Forwarding 25 9.2.8 Cause 25 9.2.9 Criticality Diagnostics 27 9.2.10 Served Cell Information 28 9.2.11 SAE Bearer Level QoS Parameters 29 9.2.12 SAE Bearer Type 29 9.2.13 SAE Bearer Bit Rate 29 9.2.14 Aggregate Maximum Bit Rate 30 9.2.15 Message Type 30 9.2.16 CGI 30 9.3 Message and Information Element Abstract Syntax (with ASN.1) 31 9.3.1 General 31 9.3.2 Usage of Private Message Mechanism for Non-standard Use 31 9.3.3 Elementary Procedure Definitions 31 9.3.4 PDU Definitions 35 9.3.5 Information Element definitions 44 9.3.6 Common definitions 52 9.3.7 Constant definitions 53 9.3.8 Container definitions 55 9.4 Message transfer syntax 59 9.5 Timers 59 10 Handling of unknown, unforeseen and erroneous protocol data 59 Annex A (informative): Change history 60 ...展开收缩
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