Germany Information about the BAG and the toll collection

What is DSRC, fraud management, support boats and what’s with the numbers(K-MK… and K-SK…) of the cars on it.

fraud management:
…Manipulation attempts and unusual occurrences, such as turning off the power supply, equipment malfunctions or failures of the GPS supply are stored in a log file is transferred to the Central and evaluated by means of fraud detection systems…

MK street control for drive time ect
SK toll control only for toll control

Video english