| Source Element | Destination Element | Flow |
|---|
| Airport Security Center | Airport Security Monitoring Field Equipment | secure area surveillance control |
| Airport Security Monitoring Field Equipment | Airport Security Center | secure area surveillance data |
| Amtrak Operation Center | Railroad Roadside Equipment | secure area surveillance control |
| SCRRA Infrastructure Monitoring Equipment | secure area surveillance control |
| Transit Vehicles | secure area surveillance control |
| Arterial Roadside Equipment | Arterial Traffic Control Systems | environmental sensor data |
| Arterial Traffic Control Systems | request for right-of-way |
| Arterial Traffic Control Systems | roadway information system status |
| Arterial Traffic Control Systems | secure area surveillance data |
| Arterial Traffic Control Systems | signal control status |
| Arterial Traffic Control Systems | traffic flow |
| Arterial Traffic Control Systems | traffic images |
| Arterial Traffic Control Systems | Arterial Roadside Equipment | environmental sensors control |
| Arterial Roadside Equipment | roadway information system data |
| Arterial Roadside Equipment | secure area surveillance control |
| Arterial Roadside Equipment | signal control data |
| Arterial Roadside Equipment | traffic sensor control |
| Arterial Roadside Equipment | video surveillance control |
| Caltrans Regional TMCs | emergency traffic control information |
| Caltrans Regional TMCs | emergency traffic control request |
| Express Lane Transportation Management Centers | emergency traffic control request |
| IEN Regional Server | emergency traffic control request |
| IEN Workstation | emergency traffic control request |
| Port ATMIS | emergency traffic control request |
| Railroad Crossing Monitoring System | traffic sensor control |
| Railroad Crossing Monitoring System | video surveillance control |
| SCRRA Infrastructure Monitoring Equipment | secure area surveillance control |
| SCRRA Passenger Information Signs | secure area surveillance control |
| Transit Station Equipment | secure area surveillance control |
| Caltrans Regional TMCs | Arterial Traffic Control Systems | emergency traffic control information |
| Arterial Traffic Control Systems | emergency traffic control request |
| Caltrans TMC Roadside Equipment | environmental sensors control |
| Caltrans TMC Roadside Equipment | roadway information system data |
| Caltrans TMC Roadside Equipment | secure area surveillance control |
| Caltrans TMC Roadside Equipment | signal control data |
| Caltrans TMC Roadside Equipment | traffic sensor control |
| Caltrans TMC Roadside Equipment | video surveillance control |
| SCRRA Infrastructure Monitoring Equipment | secure area surveillance control |
| Caltrans TMC Roadside Equipment | Caltrans Regional TMCs | environmental sensor data |
| Caltrans Regional TMCs | roadway information system status |
| Caltrans Regional TMCs | secure area surveillance data |
| Caltrans Regional TMCs | signal control status |
| Caltrans Regional TMCs | traffic flow |
| Caltrans Regional TMCs | traffic images |
| CHP Dispatch | Express Lane Transportation Management Centers | emergency traffic control request |
| IEN Corridor Server | emergency traffic control request |
| IEN Regional Server | emergency traffic control request |
| IEN Workstation | emergency traffic control request |
| Port ATMIS | emergency traffic control request |
| SCRRA Infrastructure Monitoring Equipment | secure area surveillance control |
| SCRRA Passenger Information Signs | secure area surveillance control |
| Transit Station Equipment | secure area surveillance control |
| Commercial Vehicle Operation Centers | Railroad Roadside Equipment | secure area surveillance control |
| Express Lane Field Equipment | Express Lane Transportation Management Centers | freeway control status |
| Express Lane Transportation Management Centers | hov data |
| Express Lane Transportation Management Centers | traffic flow |
| Express Lane Transportation Management Centers | Arterial Traffic Control Systems | emergency traffic control information |
| CHP Dispatch | emergency traffic control information |
| Express Lane Field Equipment | freeway control data |
| Express Lane Field Equipment | traffic sensor control |
| SCRRA Train Control and Operations Center | emergency traffic control information |
| IEN Corridor Server | CHP Dispatch | emergency traffic control information |
| SCRRA Train Control and Operations Center | emergency traffic control information |
| IEN Regional Server | Arterial Traffic Control Systems | emergency traffic control information |
| CHP Dispatch | emergency traffic control information |
| SCRRA Train Control and Operations Center | emergency traffic control information |
| IEN Workstation | Arterial Traffic Control Systems | emergency traffic control information |
| CHP Dispatch | emergency traffic control information |
| SCRRA Train Control and Operations Center | emergency traffic control information |
| Port ATMIS | Arterial Traffic Control Systems | emergency traffic control information |
| CHP Dispatch | emergency traffic control information |
| Port DMS | roadway information system data |
| SCRRA Train Control and Operations Center | emergency traffic control information |
| Port DMS | Port ATMIS | roadway information system status |
| Port Operation Centers | Port Roadside Equipment | roadway information system data |
| Port Roadside Equipment | secure area surveillance control |
| Port Roadside Equipment | traffic sensor control |
| Port Roadside Equipment | video surveillance control |
| Port Roadside Equipment | Port Operation Centers | roadway information system status |
| Port Operation Centers | secure area surveillance data |
| Port Operation Centers | traffic flow |
| Port Operation Centers | traffic images |
| Rail Management Improvement System | Railroad Roadside Equipment | secure area surveillance control |
| Transit Vehicles | secure area surveillance control |
| Railroad Crossing Monitoring System | Arterial Traffic Control Systems | traffic flow |
| Arterial Traffic Control Systems | traffic images |
| Railroad Roadside Equipment | Amtrak Operation Center | secure area surveillance data |
| Commercial Vehicle Operation Centers | secure area surveillance data |
| Rail Management Improvement System | secure area surveillance data |
| RIITS | SCRRA Infrastructure Monitoring Equipment | secure area surveillance control |
| SCRRA Infrastructure Monitoring Equipment | Amtrak Operation Center | secure area surveillance data |
| Arterial Traffic Control Systems | secure area surveillance data |
| Caltrans Regional TMCs | secure area surveillance data |
| CHP Dispatch | secure area surveillance data |
| RIITS | secure area surveillance data |
| SCRRA Train Control and Operations Center | secure area surveillance data |
| SCRRA On-board PTC Component | SCRRA Train Control and Operations Center | secure area surveillance data |
| SCRRA Passenger Information Signs | Arterial Traffic Control Systems | secure area surveillance data |
| CHP Dispatch | secure area surveillance data |
| SCRRA Train Control and Operations Center | secure area surveillance data |
| SCRRA Train Control and Operations Center | Express Lane Transportation Management Centers | emergency traffic control request |
| IEN Corridor Server | emergency traffic control request |
| IEN Regional Server | emergency traffic control request |
| IEN Workstation | emergency traffic control request |
| Port ATMIS | emergency traffic control request |
| SCRRA Infrastructure Monitoring Equipment | secure area surveillance control |
| SCRRA On-board PTC Component | secure area surveillance control |
| SCRRA Passenger Information Signs | secure area surveillance control |
| Transit Station Equipment | secure area surveillance control |
| Transit Field Security Equipment | Transit Operation Centers | secure area surveillance data |
| Transit Operation Centers | Transit Field Security Equipment | secure area surveillance control |
| Transit Vehicles | secure area surveillance control |
| Transit Station Equipment | Arterial Traffic Control Systems | secure area surveillance data |
| CHP Dispatch | secure area surveillance data |
| SCRRA Train Control and Operations Center | secure area surveillance data |
| Transit Vehicles | Amtrak Operation Center | secure area surveillance data |
| Rail Management Improvement System | secure area surveillance data |
| Transit Operation Centers | secure area surveillance data |