ITS Standards Support for signal service request
| Type | SDO | Title | Doc ID |
|---|---|---|---|
| Message/Data | Society of Automotive Engineers | Dedicated Short Range Communications (DSRC) Message Set Dictionary | SAE J2735 |
| Communications Protocol | Consortium of AASHTO, ITE, and NEMA | Octet Encoding Rules (OER) Base Protocol | NTCIP 1102 |