Table of Contents - Y.4516 (06/2026) - Functional architecture of the Internet of things (IoT)-based energy optimization system in municipal lighting facilities

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	Overview of the IoT-based EOS in municipal lighting facilities
7	Requirements of the IoT-based EOS in municipal lighting facilities
	7.1	Fundamental functional requirements
	7.2	Data and environmental awareness requirements
	7.3	System coordination and decision-making requirements
	7.4	Communication and integration requirements
	7.5	Operation, maintenance, and scalability requirements
	7.6	Sustainability and energy-saving requirements
8	Functional architecture of the IoT-based EOS in municipal lighting facilities
	8.1	Device layer
	8.2	Network layer
	8.3	Service and application support layer
	8.4	Application layer
9	Functional entities of the IoT-based EOS in municipal lighting facilities
	9.1	Energy optimization and control module
	9.2	System support and awareness module
	9.3	Coordinated decision-making module
Bibliography