IEEE P1609.11: Standard for Wireless Access in Vehicular Environments (WAVE) - Over- the-Air Data Exchange Protocol for Intelligent Transportation Systems (ITS)
| Source Element | Destination Element | Flow |
|---|---|---|
| Commercial Vehicles | Toll Plaza | vehicle payment information |
| Parking Facilities (Non-Municipal) | Vehicles | vehicle payment request |
| Vehicles | vehicle payment update | |
| Toll Plaza | Commercial Vehicles | vehicle payment request |
| Commercial Vehicles | vehicle payment update | |
| Vehicles | vehicle payment request | |
| Vehicles | vehicle payment update | |
| Vehicles | Parking Facilities (Non-Municipal) | vehicle payment information |
| Toll Plaza | vehicle payment information |