Rec. ITU-T Q.3719 (12/2019) Signalling requirements for the separation of control plane and user plane in a virtualized broadband network gateway (vBNG)
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 Architecture for control plane and user plane separated vBNG
7 Signalling requirements for the separation of control plane and user plane
     7.1 Interfaces between the vBNG-CP and the vBNG-UP
     7.2 General requirements
          7.2.1 CU separation protocol and flow table
          7.2.2 Message priority
          7.2.3 Keep alive
          7.2.4 Version compatibility
          7.2.5 Capability exchange
          7.2.6 vBNG-UP event notification
          7.2.7 High availability
          7.2.8 Security
     7.3 Signalling requirement of service interface
     7.4 Signalling requirement of control interface
     7.5 Signalling requirement of management interface
8 Information flows
     8.1 PPPoE process flow
     8.2 IPoE process flow
     8.3 User plane resource reporting
     8.4 CGN process flow
Appendix I  The deployment scenario of vBNG