Table of Contents - Q Suppl. 81 (03/2026) - Signalling requirements for inter-domain software-defined wide area networking service

1	Scope
2	References
3	Definitions
	3.1	Terms defined elsewhere
	3.2	Terms defined in this Supplement
4	Abbreviations and acronyms
5	Conventions
6	Overview
7	Signalling architecture for inter-domain SD-WAN service
8	Signalling procedures for inter-domain SD-WAN service
	8.1	Signalling procedure for customer demand negotiation
	8.2	Signalling procedure for configuration parameters negotiation
	8.3	Signalling procedure for service and network monitoring results notification
	9.1	Signalling requirements for customer demand negotiation
	9.2	Signalling requirements for configuration parameters negotiation
	9.3	Signalling requirements for service and network monitoring results notification
Appendix I – Use cases of inter-domain SD-WAN service
	I.1	Inter-domain transmission of scientific research data
	I.2	Multi-active scenarios in financial data centres
	I.3	Flexible networking for multi-branch enterprise
	I.4	Inter-enterprise data exchange
Bibliography