ITS Standards Support for roadway information system status

Type SDO Title Doc ID
Message/Data AASHTO/ITE/NEMA Global Object Definitions NTCIP 1201
AASHTO/ITE/NEMA Object Definitions for Dynamic Message Signs (DMS) NTCIP 1203
Communications Protocol AASHTO/ITE/NEMA NTCIP Center-to-Field Standards Group NTCIP C2F