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Specifications

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WG1: Use Cases and Overall Architecture Workgroup

O-RAN Architecture Description 4.0 - March 2021
O-RAN.WG1.O-RAN-Architecture-Description-v04.00

O-RAN Architecture Description 3.0 - November 2020
O-RAN.WG1.O-RAN-Architecture-Description-v03.00

O-RAN Architecture Description 2.0 - July 2020
O-RAN.WG1.O-RAN-Architecture-Description-v02.00

O-RAN Architecture Description 1.0 - February 2020
O-RAN-WG1-O-RAN Architecture Description - v01.00.00

O-RAN Operations and Maintenance Architecture 4.0 - November 2020
O-RAN.WG1.OAM-Architecture-v04.00

O-RAN Operations and Maintenance Architecture 3.0 - April 2020
O-RAN.WG1.OAM-Architecture-v03.00 

O-RAN Operations and Maintenance Architecture 2.0 - December 2019
O-RAN-WG1.OAM-Architecture-v02.00

O-RAN Operations and Maintenance Architecture 1.0 - July 2019
O-RAN-WG1.OAM Architecture -v01.00

O-RAN Operations and Maintenance Interface 4.0 - November 2020
O-RAN.WG1.O1-Interface.0-v04.00

O-RAN Operations and Maintenance Interface 3.0 - April 2020
O-RAN.WG1.O1-Interface.0-v03.00  

O-RAN Operations and Maintenance Interface 2.0 - December 2019
O-RAN-WG1.O1-Interface-v02.00

O-RAN Operations and Maintenance Interface 1.0 - July 2019
O-RAN-WG1.OAM Interface Specification-v1.0

O-RAN Use Cases Detailed Specification 5.0 - March 2021
O-RAN.WG1.Use-Cases-Detailed-Specification-v05.00

O-RAN Use Cases Detailed Specification 4.0 - November 2020
O-RAN.WG1.Use-Cases-Detailed-Specification-v04.00

O-RAN Use Cases Detailed Specification 3.0 - July 2020
O-RAN.WG1.Use-Cases-Detailed-Specification-v03.00 

O-RAN Use Cases Detailed Specification 2.0 - April 2020
O-RAN.WG1.Use-Cases-Detailed-Specification-v02.00 

O-RAN Use Cases Analysis Report 5.0 - March 2021
O-RAN.WG1.Use-Cases-Analysis-Report-v05.00

O-RAN Use Cases Analysis Report 4.0 - November 2020
O-RAN.WG1.Use-Cases-Analysis-Report-v04.00

O-RAN Use Cases Analysis Report 3.0 - July 2020
O-RAN.WG1.Use-Cases-Analysis-Report-v03.00 

O-RAN Use Cases Analysis Report 2.0 - April 2020
O-RAN.WG1.Use-Cases-Analysis-Report-v02.00 

O-RAN Slicing Architecture 4.0 - March 2021
O-RAN.WG1.Slicing-Architecture-v04.00

O-RAN Slicing Architecture 3.0 - November 2020
O-RAN.WG1.Slicing-Architecture-v03.00

O-RAN Slicing Architecture 2.0 - July 2020
O-RAN.WG1.Slicing-Architecture-v02.00

O-RAN Slicing Architecture 1.0 - April 2020
O-RAN.WG1.Slicing-Architecture-v01.00  

O-RAN Study on O-RAN Slicing 2.0 - April 2020
O-RAN.WG1.Study-on-O-RAN-Slicing-v02.00 

O-RAN Information Model and Data Models Specification 1.0 - November 2020
O-RAN.WG1.Information Model and Data Models-v01.00

WG2: The Non-Real-Time RAN Intelligent Controller and A1 Interface Workgroup

O-RAN A1 interface: Type Definitions 1.0 - March 2021
O-RAN.WG2.A1TD-v01.00

O-RAN AI/ML Workflow Description and Requirements 1.02 - March 2021
O-RAN.WG2.AIML-v01.02

O-RAN AI/ML Workflow Description and Requirements 1.01 - April 2020
O-RAN.WG2.AIML-v01.01

O-RAN AI/ML Workflow Description and Requirement 1.00 - December 2019
ORAN-WG2.AIML.v01.00

O-RAN A1 interface: Application Protocol 3.01 - March 2021
O-RAN.WG2.A1AP-v03.01

O-RAN A1 interface: Application Protocol 3.0 - November 2020
O-RAN.WG2.A1AP-v03.00

O-RAN A1 interface: Application Protocol 2.0 - July 2020
O-RAN.WG2.A1AP-v02.00

O-RAN A1 interface: Application Protocol 1.1 - April 2020
O-RAN.WG2.A1AP-v01.01

O-RAN A1 interface: Application Protocol 1.0 - October 2019
(ORAN-WG2.A1.AP-v01.00)

O-RAN A1 interface: General Aspects and Principles 2.02 - March 2021
O-RAN.WG2.A1GAP-v02.02

O-RAN A1 interface: General Aspects and Principles 2.01 - November 2020
O-RAN.WG2.A1GAP-v02.01

O-RAN A1 interface: General Aspects and Principles 2.0 - July 2020
O-RAN.WG2.A1GAP-v02.00

O-RAN A1 interface: General Aspects and Principles 1.0 - October 2019
ORAN-WG2.A1.GA&P-v01.00

O-RAN A1 interface: Transport Protocol 1.01 -March 2021
(ORAN-WG2.A1TP-v01.01)

O-RAN A1 interface: Transport Protocol 1.0 - October 2019
(ORAN-WG2.A1.TP-v01.00)

O-RAN Non-RT RIC & A1 Interface: Use Cases and Requirements 3.00 - March 2021
O-RAN.WG2.Use-Case-Requirements-v03.00

O-RAN Non-RT RIC & A1 Interface: Use Cases and Requirements 2.01 - November 2020
O-RAN.WG2.Use-Case-Requirements-v02.01

O-RAN Non-RT RIC & A1 Interface: Use Cases and Requirements 2.0 - April 2020
O-RAN.WG2.Use-Case-Requirements-v02.00 

O-RAN Non-RT RIC & A1 Interface: Use Cases and Requirements 1.0 - June 2019
ORAN-WG2.Use Case Requirements v01.00

O-RAN Non-RT RIC: Functional Architecture 1.01 - March 2021
O-RAN.WG2.Non-RT-RIC-ARCH-TR-v01.01

O-RAN Non-RT RIC: Functional Architecture 1.0 - November 2020
O-RAN.WG2.Non-RT-RIC-ARCH-TR-v01.00

WG3: The Near-Real-Time RIC and E2 Interface Workgroup

O-RAN Near-RT RAN Intelligent Controller Near-RT RIC Architecture 2.00 - March 2021
O-RAN.WG3.RICARCH-v02.00

O-RAN Near-RT RAN Intelligent Controller Near-RT RIC Architecture 1.01 - November 2020
O-RAN.WG3.RICARCH-v01.01

O-RAN Near-RT RAN Intelligent Controller Near-RT RIC Architecture 1.0 - April 2020
O-RAN.WG3.RICARCH-v01.00

O-RAN Near-Real-time RAN Intelligent Controller Architecture & E2 General Aspects and Principles 1.01 - July 2020
O-RAN.WG3.E2GAP-v01.01

O-RAN Near-Real-time RAN Intelligent Controller Architecture & E2 General Aspects and Principles 1.0 - February 2020
ORAN-WG3.E2GAP-v01.00.00

O-RAN Near-Real-time RAN Intelligent Controller, E2 Application Protocol 1.01 - July 2020
O-RAN.WG3.E2AP-v01.01

O-RAN Near-Real-time RAN Intelligent Controller, E2 Application Protocol 1.0 - February 2020
ORAN-WG3.E2AP-v01.00.00

O-RAN Near-Real-time RAN Intelligent Controller E2 Service Model 1.0 - February 2020
ORAN-WG3.E2SM-v01.00.00

O-RAN Near-Real-time RAN Intelligent Controller E2 Service Model (E2SM), RAN Function Network Interface (NI) 1.0 - February 2020
ORAN-WG3.E2SM-NI-v01.00.00

O-RAN Near-Real-time RAN Intelligent Controller E2 Service Model (E2SM) KPM 1.0 - February 2020
ORAN-WG3.E2SM-KPM-v01.00.00

WG4: The Open Fronthaul Interfaces Workgroup

O-RAN Open Fronthaul Conformance Test Specification 3.00 - March 2021
O-RAN-WG4.CONF.0-v03.00

O-RAN Open Fronthaul Conformance Test Specification 2.00 - November 2020
O-RAN-WG4.CONF.0-v02.00

O-RAN Open Fronthaul Conformance Test Specification 1.00 - July 2020
O-RAN-WG4.CONF.0-v01.00

O-RAN Fronthaul Cooperative Transport Interface Transport Control Plane Specification 2.0 - March 2021
O-RAN.WG4.CTI-TCP.0-v02.00

O-RAN Fronthaul Cooperative Transport Interface Transport Control Plane Specification 1.0 - April 2020
O-RAN.WG4.CTI-TCP.0-v01.00 

O-RAN Fronthaul Interoperability Test Specification (IOT) 4.0 - March 2021
O-RAN.WG4.IOT.0-v04.00

O-RAN Fronthaul Interoperability Test Specification (IOT) 3.0 - November 2020
O-RAN.WG4.IOT.0-v03.00 

O-RAN Fronthaul Interoperability Test Specification (IOT) 2.0 - April 2020
O-RAN.WG4.IOT.0-v02.00 

O-RAN Fronthaul Interoperability Test Specification (IOT) 1.0 - October 2019
ORAN-WG4.IOT.0-v01.00

O-RAN Fronthaul Control, User and Synchronization Plane Specification 6.0 - March 2021
O-RAN.WG4.CUS.0-v06.00

O-RAN Fronthaul Control, User and Synchronization Plane Specification 5.0 - November 2020
O-RAN.WG4.CUS.0-v05.00

O-RAN Fronthaul Control, User and Synchronization Plane Specification 4.0 - July 2020
O-RAN.WG4.CUS.0-v04.00

O-RAN Fronthaul Control, User and Synchronization Plane Specification 3.0 - April 2020
O-RAN.WG4.CUS.0-v03.00 

O-RAN Management Plane Specification 6.0 - March 2021
O-RAN.WG4.MP.0-v06.00

O-RAN Management Plane Specification - YANG Models 6.0 - March 2021
O-RAN.WG4.MP-YANGs-v06.00

O-RAN Management Plane Specification 5.0 - November 2020
O-RAN.WG4.MP.0-v05.00

O-RAN Management Plane Specification - YANG Models 5.0 - November 2020
O-RAN.WG4.MP-YANGs-v05.00

O-RAN Management Plane Specification 4.0 - July 2020
O-RAN.WG4.MP.0-v04.00

O-RAN Management Plane Specification - YANG Models 4.0 - July 2020
O-RAN.WG4.MP-YANGs-v04.00

O-RAN Management Plane Specification 3.0 - April 2020
O-RAN.WG4.MP.0-v03.00

O-RAN Management Plane YANG Models 3.0 - April 2020
O-RAN.WG4.MP-YANGs-v03.00

O-RAN Fronthaul Control, User and Synchronization Plane 2.0 - July 2019
(ORAN-WG4.CUS.0-v02.00)

O-RAN Fronthaul Management Plane 2.0 - July 2019
(ORAN-WG4.MP .0-v02.00.00)

O-RAN Fronthaul YANG Models 2.0 - July 2019
(ORAN-WG4.MP-YANGs-v02.00)

O-RAN Fronthaul Control, User and Synchronization Plane 1.0 - March, 2019 
(ORAN-WG4.CUS.0-v01.00)

O-RAN Fronthaul Management Plane 1.0 - March, 2019 
(ORAN-WG4.MP .0-v01.00)

O-RAN Fronthaul YANG Models 1.0 - March, 2019 
(ORAN-WG4.MP-YANGs-v01.00)

O-RAN Cooperative Transport Interface Transport Management Plane Specification 2.0 - March 2021
O-RAN.WG4.CTI-TMP.0-v02.00

O-RAN Cooperative Transport Interface Transport Management Plane YANG Models 2.0 - March 2021
O-RAN.WG4.CTI-TMP-YANG.0-v02.00

O-RAN Cooperative Transport Interface Transport Management Plane Specification 1.0 - November 2020
O-RAN.WG4.CTI-TMP.0-v01.00

O-RAN Cooperative Transport Interface Transport Management Plane YANG Models 1.0 - November 2020
O-RAN.WG4.CTI-TMP-YANG.0-v01.00

WG5: The Open F1/W1/E1/X2/Xn Interface Workgroup

O-RAN O1 Interface specification for O-DU 1.0 - November 2020
O-RAN.WG5.MP.0-v01.00

O-RAN O1 Interface for O-DU 1.0 - YANG Models -  November 2020
O-RAN.WG5.MP.1-v01.00

O-RAN O1 Interface for O-DU 1.0 - configuration tables - November 2020
O-RAN.WG5.MP.2-v01.00_xlsx

O-RAN Interoperability Test Specification (IOT) 2.0 - March 2021
O-RAN.WG5.IOT.0-v02.00

O-RAN Interoperability Test Specification (IOT) 1.0 - July 2020
O-RAN.WG5.IOT.0-v01.00

O-RAN Transport Specification 1.0 - April 2020
O-RAN.WG5.Transport.0-v01.00

O-RAN NR C-plane profile v4.0 - March 2021
O-RAN.WG5.C.1-v4.00

O-RAN NR C-plane profile v3.0 - July 2020
O-RAN.WG5.C.1-v3.00

O-RAN NR C-plane profile for EN-DC 2.0 - December 2019
ORAN-WG5.C.1-v2.00

O-RAN NR U-plane profile v4.0 - March 2021
O-RAN.WG5.U.0-v4.00

O-RAN NR U-plane profile v3.0 - July 2020
O-RAN.WG5.U.0-v3.00

O-RAN NR U-plane profile for EN-DC 2.0 - December 2019
ORAN-WG5.U.0-v2.00

O-RAN NR U-plane profile for EN-DC 1.0 - June, 2019
(ORAN-WG5.U.0-v1.00)

O-RAN NR C-plane profile for EN-DC 1.0- June, 2019
(ORAN-WG5.C.1-v1.00)

O-RAN EN-DC C-Plane Table 1.0 - June, 2019
(EN-DC C-Plane Tables v01.00)

WG6: The Cloudification and Orchestration Workgroup

O-RAN Acceleration Abstraction Layer General Aspects an Principles 1.0 - November 2020
O-RAN.WG6.AAL-GAnP-v01.00

O-RAN Orchestration Use Cases and Requirements for O-RAN Virtualized RAN 2.0 - November 2020
O-RAN.WG6.ORCH-USE-CASES-v02.00

O-RAN Orchestration Use Cases and Requirements for O-RAN Virtualized RAN 1.0 - April 2020
O-RAN.WG6.ORCH-USE-CASES-v01.00 

O-RAN O2 General Aspects and Principles Specification 1.0 - July 2020
O-RAN.WG6.O2-GA&P-v01.00

O-RAN Cloud Platform Reference Design 2.0 - November 2020
O-RAN.WG6.CLOUD-REF-v02.00

O-RAN Cloud Platform Reference Design for Deployment Scenario B 1.01 - July 2020
O-RAN.WG6.CLOUD-REF-B-v01.01 

O-RAN Cloud Platform Reference Design for Deployment Scenario B 1.0 - April 2020
O-RAN.WG6.CLOUD-REF-B-v01.00 

O-RAN Cloud Architecture and Deployment Scenarios for O-RAN Virtualized RAN 2.01 - July 2020
O-RAN.WG6.CAD-v02.01

O-RAN Cloud Architecture and Deployment Scenarios for O-RAN Virtualized RAN 2.0 - April 2020
O-RAN.WG6.CAD-v02.00 

O-RAN Cloud Architecture and Deployment Scenarios for O-RAN Virtualized RAN 1.0 - October 2019
O-RAN-WG6.CAD-V01.00.00

WG7: The White-box Hardware Workgroup

O-RAN Hardware Reference Design Specification for Indoor Pico Cell with Fronthaul Split Option 6 - 1.0 - November 2020
O-RAN.WG7.IPC-HRD-Opt6-v01.00

O-RAN Indoor Picocell Hardware Architecture and Requirement (FR1 Only) Specification 1.0 - April 2020
O-RAN.WG7.IPC-HAR.0-v01.00 

O-RAN Hardware Reference Design Specification for Indoor Picocell FR1 with Split Architecture Option 7-2 2.0 - March 2021
O-RAN.WG7.IPC-HRD-Opt7-2.0-v02.00

O-RAN Hardware Reference Design Specification for Indoor Picocell FR1 with Split Architecture Option 7-2 1.0 - July 2020
O-RAN.WG7.IPC-HRD-Opt7-2.0-v01.00

O-RAN Hardware Reference Design Specification for Indoor Picocell FR1 with Split Architecture Option 8 2.0 - March 2021
O-RAN.WG7.IPC-HRD-Opt8.0-v02.00

O-RAN Hardware Reference Design Specification for Indoor Picocell FR1 with Split Architecture Option 8 1.0 - July 2020
O-RAN.WG7.IPC-HRD-Opt8.0-v01.00

O-RAN Deployment Scenarios and Base Station Classes For White Box Hardware 2.0 - July 2020
O-RAN.WG7.DSC.0-v02.00

O-RAN Deployment Scenarios and Base Station Classes For White Box Hardware 1.0 - December 2019
ORAN-WG7.DSC.0-v01.00

O-RAN Hardware Reference Design Specification for Outdoor Micro Cell with Split Architecture Option 7-2 1.0 - March 2021
O-RAN.WG7.OMC-HRD-Opt7-2-v01.00

O-RAN Outdoor Micro Cell Hardware Architecture and Requirements (FR1) Specification 1.0 - March 2021
O-RAN.WG7.OMC-HAR.0-v01.00

O-RAN Hardware Reference Design Specification for Fronthaul Gateway 1.0 - March 2021
O-RAN.WG7.FHGW-HRD.0-v01.00

O-RAN Macrocell Hardware Architecture and Requirements (FR1) Specification 1.0 - March 2021
O-RAN.WG7.OMAC-HAR.0-v01.00

WG8: Stack Reference Design Workgroup

O-RAN Stack Interoperability Test Specification 1.0 - November 2020
O-RAN.WG8-IOT-v01.00

O-RAN Base Station O-DU and O-CU Software Architecture and APIs 3.0 - November 2020
O-RAN.WG8.AAD.0-v03.00

O-RAN Base Station O-DU and O-CU Software Architecture and APIs 2.0 - April 2020
O-RAN.WG8.AAD.0-v02.00

O-RAN Base Station O-DU and O-CU Software Architecture and APIs 1.0 - July 2019
ORAN-WG8.AAD-v01.0.0

WG9: Open X-haul Transport Workgroup

O-RAN Synchronization Architecture and Solution Specification 1.0 - March 2021
O-RAN.WG9.XTRP-SYN.0-v01.00

O-RAN Management interfaces for Transport Network Elements 1.0 - March 2021
O-RAN.WG9.XTRP-MGT.0-v01.00

O-RAN WDM-based Fronthaul Transport 1.0 - November 2020
O-RAN.WG9.WDM-v01.00

O-RAN Xhaul Transport Requirements 1.0 - November 2020
O-RAN.WG9.XTRP-REQ-v01.00

O-RAN Xhaul Packet Switched Architectures and Solutions 1.0 - November 2020
O-RAN.WG9.XPSAAS-v01.00

TIFG: Test & Integration Focus Group

O-RAN End-to-End Test Specification 1.0 - March 2021
O-RAN.TIFG.E2E-Test.0-v01.00

O-RAN Certification and Badging Processes and Procedures - March 2021
O-RAN.TIFG.Cert-Badge.0-v01.00

O-RAN Certification and Badging Processes and Procedures Report template 1.0 - March 2021
O-RAN.TIFG.Cert-Badge.1-v01.00

O-RAN End-to-End System Testing Framework Specification 1.0 - July 2020
O-RAN.TIFG.E2ETSTFWK.0-v01.00

O-RAN Criteria and Guidelines of Open Testing and Integration Centre 2.0 - November 2020
O-RAN.TIFG.CGofOTIC.0-v02.00

O-RAN Criteria and Guidelines of Open Testing and Integration Centre 1.0 - July 2020
O-RAN.TIFG.CGofOTIC.0-v01.00

SFG: Security Focus Group

O-RAN Security Threat Modeling and Remediation Analysis 1.0 - March 2021
O-RAN.SFG.O-RAN-Threat-Model-v01.00.03

O-RAN Security Protocols Specifications 1.0 - March 2021
O-RAN.SFG.O-RAN-Security-Protocols-Specifications-v01.00.04