emergency notification
(Existing)
An emergency request for assistance originated by a traveler using an in-vehicle, public access, or personal device.
secure area monitoring support
(Existing)
Commands that control surveillance equipment and security sensors that monitor secure public transportation areas. Also includes information for general advisories and alerts intended for general dissemination in these same public areas.
secure area surveillance data
(Existing)
Data collected from surveillance systems used to monitor secure areas. Includes video, audio, and other security sensor outputs.