Is there any new firmware for the Mediafast 200 will be release soon in order to support Pepwave AP One ac mini? The last firmware for MediaFast 200 is 6.1.2, However, Pepwave AP One ac mini required the AP Controller has firmware 6.1.3 to support.
The 6.2.1 GA firmware would be released in mid of June. There is a beta firmware if you want to try.