| Source Element | Destination Element | Flow |
|---|
| Chicago Transit Authority Bus Vehicles | Chicago Transit Authority ATSS System | transit traveler request |
|---|
| Chicago Transit Authority Bus Info System | demand response passenger and use data |
| Chicago Transit Authority Bus Info System | transit traveler request |
| Chicago Transit Authority Bus Info System | transit vehicle conditions |
| Chicago Transit Authority Bus Info System | transit vehicle location data |
| Chicago Transit Authority Bus Info System | transit vehicle operator authentication information |
| Chicago Transit Authority Bus Info System | transit vehicle schedule performance |
| Chicago Transit Authority Control Center | alarm notification |
| Chicago Transit Authority Control Center | demand response passenger and use data |
| Chicago Transit Authority Control Center | fare collection data |
| Chicago Transit Authority Control Center | secure area sensor data |
| Chicago Transit Authority Control Center | secure area surveillance data |
| Chicago Transit Authority Control Center | transit traveler request |
| Chicago Transit Authority Control Center | transit vehicle conditions |
| Chicago Transit Authority Control Center | transit vehicle loading data |
| Chicago Transit Authority Control Center | transit vehicle location data |
| Chicago Transit Authority Control Center | transit vehicle operator authentication information |
| Chicago Transit Authority Control Center | transit vehicle schedule performance |
| Chicago Transit Authority Garages | transit vehicle conditions |
| Chicago Transit Authority Rapid Transit Vehicles | Chicago Transit Authority Control Center | alarm notification |
|---|
| Chicago Transit Authority Control Center | secure area sensor data |
| Chicago Transit Authority Control Center | secure area surveillance data |
| Chicago Transit Authority Control Center | transit traveler request |
| Chicago Transit Authority Control Center | transit vehicle conditions |
| Chicago Transit Authority Control Center | transit vehicle location data |
| Chicago Transit Authority Control Center | transit vehicle operator authentication information |
| Chicago Transit Authority Control Center | transit vehicle schedule performance |
| City of Chicago DOT Vehicles | City of Chicago DOT Roadway Maintenance | maint and constr dispatch status |
|---|
| City of Chicago DOT Roadway Maintenance | maint and constr vehicle location data |
| City of Chicago DSS Vehicles | City of Chicago DSS Bureau of Street Operations Dispatch | maint and constr dispatch status |
|---|
| City of Chicago DSS Bureau of Street Operations Dispatch | maint and constr vehicle location data |
| Commercial Vehicles | Hazmat Management and Cleanup | driver to fleet request |
|---|
| Hazmat Management and Cleanup | on–board vehicle data |
| Trucking Distribution Centers | driver to fleet request |
| Trucking Distribution Centers | on–board vehicle data |
| Cook County Department of Transportation and Highways Field Equipment | Cook County TMC | traffic metering status |
|---|
| Cook County Department of Transportation and Highways Maintenance Vehicles | Cook County Department of Transportation and Highways Maintenance Bureau | maint and constr dispatch status |
|---|
| Cook County Department of Transportation and Highways Maintenance Bureau | maint and constr vehicle location data |
| Cook County TMC | Cook County Department of Transportation and Highways Field Equipment | traffic metering control |
|---|
| DuPage County Field Equipment | DuPage County TMC | traffic metering status |
|---|
| DuPage County TMC | DuPage County Field Equipment | traffic metering control |
|---|
| IDOT District 1 Bureau of Traffic – Arterial Signal Operations | IDOT District 1 ComCenter Field Equipment | traffic metering control |
|---|
| IDOT District 1 Traffic Systems Center Field Equipment | traffic metering control |
| IDOT District 1 ComCenter | IDOT District 1 ComCenter Field Equipment | traffic metering control |
|---|
| IDOT District 1 Traffic Systems Center Field Equipment | traffic metering control |
| IDOT District 1 ComCenter Field Equipment | IDOT District 1 Bureau of Traffic – Arterial Signal Operations | traffic metering status |
|---|
| IDOT District 1 ComCenter | traffic metering status |
| IDOT District 1 Traffic Systems Center (TSC) | traffic metering status |
| IDOT District 1 Traffic Systems Center (TSC) | IDOT District 1 ComCenter Field Equipment | traffic metering control |
|---|
| IDOT District 1 Traffic Systems Center Field Equipment | traffic metering control |
| IDOT District 1 Traffic Systems Center Field Equipment | IDOT District 1 Bureau of Traffic – Arterial Signal Operations | traffic metering status |
|---|
| IDOT District 1 ComCenter | traffic metering status |
| IDOT District 1 Traffic Systems Center (TSC) | traffic metering status |
| IDOT Emergency Traffic Patrol Vehicles | IDOT District 1 ComCenter | emergency vehicle tracking data |
|---|
| IDOT District 1 ComCenter | incident status |
| IDOT Emergency Traffic Patrol (ETP) | emergency dispatch response |
| IDOT Emergency Traffic Patrol (ETP) | emergency vehicle tracking data |
| IDOT Emergency Traffic Patrol (ETP) | incident status |
| IDOT Maintenance Vehicles | IDOT District 1 ComCenter | maint and constr dispatch status |
|---|
| IDOT District 1 ComCenter | maint and constr vehicle conditions |
| IDOT District 1 ComCenter | maint and constr vehicle location data |
| IDOT District 1 ComCenter | maint and constr vehicle operational data |
| IDOT District 1 ComCenter | work zone status |
| IDOT District 1 Maintenance Management | maint and constr dispatch status |
| IDOT District 1 Maintenance Management | maint and constr vehicle operational data |
| IDOT District 1 Maintenance Management | work zone status |
| IDOT District 1 Maintenance Yards | maint and constr vehicle conditions |
| Illinois State Police Vehicles | Illinois State Police Dispatch (Districts 2, 5 and Chicago) | emergency dispatch response |
|---|
| Illinois State Police Dispatch (Districts 2, 5 and Chicago) | emergency vehicle tracking data |
| Illinois State Police Dispatch (Districts 2, 5 and Chicago) | incident status |
| Illinois State Police District 15 Operations Desk | emergency dispatch response |
| Illinois State Police District 15 Operations Desk | emergency vehicle tracking data |
| Illinois State Police District 15 Operations Desk | incident status |
| Illinois Tollway Highway Emergency Lane Patrol Vehicles | Illinois Tollway Computer Aided Dispatch Center | emergency dispatch response |
|---|
| Illinois Tollway Computer Aided Dispatch Center | emergency vehicle tracking data |
| Illinois Tollway Computer Aided Dispatch Center | incident status |
| Illinois Tollway Maintenance Vehicle | Illinois Tollway Maintenance and Construction | environmental sensor data |
|---|
| Illinois Tollway Maintenance and Construction | infrastructure conditions data |
| Illinois Tollway Maintenance and Construction | maint and constr dispatch status |
| Illinois Tollway Maintenance and Construction | maint and constr vehicle conditions |
| Illinois Tollway Maintenance and Construction | maint and constr vehicle location data |
| Illinois Tollway Maintenance and Construction | maint and constr vehicle operational data |
| Illinois Tollway Maintenance and Construction | work zone status |
| Illinois Tollway Maintenance and Construction | work zone warning status |
| Utility Company Operations | maint and constr vehicle location data |
| Illinois Tollway TMC (TIMS) | Illinois Tollway TMC Field Equipment | traffic metering control |
|---|
| Illinois Tollway TMC Field Equipment | Illinois Tollway TMC (TIMS) | traffic metering status |
|---|
| Kane County Field Equipment | Kane County TMC | traffic metering status |
|---|
| Kane County Maintenance Vehicles | Kane County Maintenance Operations | maint and constr dispatch status |
|---|
| Kane County Maintenance Operations | maint and constr vehicle location data |
| Kane County TMC | Kane County Field Equipment | traffic metering control |
|---|
| Metra Trains | Metra Consolidated Control Facility | alarm notification |
|---|
| Metra Consolidated Control Facility | demand response passenger and use data |
| Metra Consolidated Control Facility | transit traveler request |
| Metra Consolidated Control Facility | transit vehicle conditions |
| Metra Consolidated Control Facility | transit vehicle loading data |
| Metra Consolidated Control Facility | transit vehicle location data |
| Metra Consolidated Control Facility | transit vehicle operator authentication information |
| Metra Consolidated Control Facility | transit vehicle schedule performance |
| Metra GPS Center (TIMS) | demand response passenger and use data |
| Metra GPS Center (TIMS) | transit vehicle loading data |
| Metra GPS Center (TIMS) | transit vehicle location data |
| Metra GPS Center (TIMS) | transit vehicle schedule performance |
| Metra Maintenance Yards | transit vehicle conditions |
| Pace Paratransit Vehicles | Pace Control Center (IBS) | alarm notification |
|---|
| Pace Control Center (IBS) | transit vehicle conditions |
| Pace Control Center (IBS) | transit vehicle location data |
| Pace Control Center (IBS) | transit vehicle operator authentication information |
| Pace Regional Paratransit Dispatch | alarm notification |
| Pace Regional Paratransit Dispatch | demand response passenger and use data |
| Pace Regional Paratransit Dispatch | fare collection data |
| Pace Regional Paratransit Dispatch | transit traveler request |
| Pace Regional Paratransit Dispatch | transit vehicle conditions |
| Pace Regional Paratransit Dispatch | transit vehicle loading data |
| Pace Regional Paratransit Dispatch | transit vehicle location data |
| Pace Regional Paratransit Dispatch | transit vehicle operator authentication information |
| Pace Regional Paratransit Dispatch | transit vehicle schedule performance |
| Pace Transit Bus Vehicles | Pace BusInfo System | transit traveler request |
|---|
| Pace Control Center (IBS) | alarm notification |
| Pace Control Center (IBS) | demand response passenger and use data |
| Pace Control Center (IBS) | fare collection data |
| Pace Control Center (IBS) | transit traveler request |
| Pace Control Center (IBS) | transit vehicle conditions |
| Pace Control Center (IBS) | transit vehicle loading data |
| Pace Control Center (IBS) | transit vehicle location data |
| Pace Control Center (IBS) | transit vehicle operator authentication information |
| Pace Control Center (IBS) | transit vehicle schedule performance |
| Pace Regional Paratransit Dispatch | alarm notification |
| Pace Regional Paratransit Dispatch | transit vehicle conditions |
| Pace Regional Paratransit Dispatch | transit vehicle location data |
| Pace Regional Paratransit Dispatch | transit vehicle operator authentication information |
| Vehicles | City of Chicago 911 CAD | emergency notification |
|---|
| City of Chicago DOT Arterial Performance Monitoring System | vehicle situation data |
| Cook County Sheriff Communications Center | emergency notification |
| DuPage County Sheriff Communications Center | emergency notification |
| Grundy County 911 Center | emergency notification |
| Illinois State Police Dispatch (Districts 2, 5 and Chicago) | emergency notification |
| Illinois State Police District 15 Operations Desk | emergency notification |
| Kane County 911 Center – KaneComm | emergency notification |
| Lake County Emergency Communications Center 911 | emergency notification |
| McHenry County Sheriff Dispatch | emergency notification |
| Municipal Public Safety Dispatch | emergency notification |
| Will County Sheriff Communications Center | emergency notification |
| Will County Division of Transportation Maintenance Vehicles | Will County Division of Transportation Maintenance Operations | maint and constr dispatch status |
|---|
| Will County Division of Transportation Maintenance Operations | maint and constr vehicle operational data |
| Will County Sheriff Vehicles | Will County Sheriff Communications Center | emergency dispatch response |
|---|
| Will County Sheriff Communications Center | emergency vehicle tracking data |
| Will County Sheriff Communications Center | incident status |