payment_ud
(Future)
Payment of some kind (e.g., toll, parking, fare) by traveler which, in most cases, can be related to a credit account.
request for payment_ud
(Future)
Request to deduct cost of service from user's payment account.
tag data_ud
(Future)
Unique tag ID and related vehicle information.
tag update_ud
(Future)
Update data held in tag which can be read by another roadside device (Commercial Vehicle Check Subsystem, Toll Collection Subsystem, etc.).