Central Ohio Regional ITS Architecture

Time: Network Time Protocol

Source Element	Destination Element	Flow
County and City CV Service Monitoring Systems	City of Columbus Traffic Signals	time local form
	Local Maintenance and Construction Management	time local form
	Local Traffic Signals	time local form
CRAA CV Service Monitoring Systems	CRAA Communications Operations Center	time local form
ODOT CV Service Monitor System	City of Columbus Traffic Signals	time local form
	Local Traffic Signals	time local form
	ODOT ATMS	time local form
	ODOT Traffic Signal Control Systems	time local form