Rec. ITU-T Y.2324 (12/2019) Functional architecture of orchestration in next generation network evolution (NGNe)
Summary
History
FOREWORD
Table of Contents
1 Scope
2 References
3 Definitions
     3.1 Terms defined elsewhere
     3.2 Terms defined in this Recommendation
4 Abbreviations and acronyms
5 Conventions
6 Background and motivations
7 Functional architecture of orchestration in NGNe
     7.1 Overview
8 Functional entities of orchestration in NGNe
     8.1 Functionality of capability openness functional entity
          8.1.1 Global service and resource openness
          8.1.2 Providing unified application programming interfaces
          8.1.3 Exchanging accounting messages
          8.1.4 Authentication and authorization
     8.2 Functionality of service orchestration functional entity
          8.2.1 Service composition or decomposition functionality
          8.2.2 Service status checking or querying functionality
          8.2.3 Distributing or adjusting service requests based on network resources functionality
     8.3 Functionality of resource orchestration functional entity
          8.3.1 Network resource allocation functionality
          8.3.2 Resource usage monitoring functionality
          8.3.3 Resource list checking functionality
     8.4 Functionality of data awareness functional entity
          8.4.1 Data collecting functionality
          8.4.2 Warning principle setting and alarm functionality
          8.4.3 Warning information classification and organization functionality
          8.4.4 Warning information report functionality
     8.5 Functionality of template catalogue functional entity
          8.5.1 Service template and resource template prefabricating and storing functionality
          8.5.2 Service template and resource template query and matching functionality
     8.6 Functionality of NGNe adaptor functional entity
          8.6.1 Traditional network- or device-related service requirements processing functionality
          8.6.2 Traditional network- or device-related performance data, resource utilization and warning message collecting functionality
     8.7 Functionality of the SDN adaptor functional entity
          8.7.1 SDN network- or device-related service requirements processing functionality
          8.7.2 SDN network- or device-related performance data, resource utilization and warning message collecting functionality
     8.8 Functionality of the NFV adaptor functional entity
          8.8.1 Network service instances related service requirements processing functionality
          8.8.2 NF instance-related performance data, resource utilization and warning message collecting functionality
     8.9 Functionality of cloud management system adaptor functional entity
          8.9.1 Cloud-related service requirements processing functionality
          8.9.2 Cloud domain-related performance data, resource utilize situation and warning message collecting functionality
9 Reference points
     9.1 Reference point VCO-Por
     9.2 Reference point VCO-BSS
     9.3 Reference points VCO-O
     9.4 Reference points VSO-RO
     9.5 Reference points VDA-O
     9.6 Reference points VTC-O
     9.7 Reference points VO-NGNeA
     9.8 Reference points VO-SDNA
     9.9 Reference points VO-NFVA
     9.10 Reference points VO-CMSA
     9.11 Reference points VDA-NGNeA
     9.12 Reference points VDA-SDNA
     9.13 Reference points VDA-NFVA
     9.14 Reference points VDA-CMSA
     9.15 Reference points VNGNeA-NMS
     9.16 Reference points VSDNA-SDNO
     9.17 Reference points VNFVA-NFVO
     9.18 Reference points VCMSA-CMS
10 Security considerations
Bibliography