Austin Regional ITS Architecture

On-board Vehicle Mayday Standards Group

Source Element	Destination Element	Flow
Commercial Vehicles	Private Concierge Service Provider	emergency notification
Private Concierge Service Provider	Commercial Vehicles	emergency acknowledge
	Commercial Vehicles	emergency data request
	Private Travelers Personal Computing Devices	emergency acknowledge
	Private Vehicles	emergency acknowledge
	Private Vehicles	emergency data request
Private Travelers Personal Computing Devices	Private Concierge Service Provider	emergency notification
Private Vehicles	Private Concierge Service Provider	emergency notification