Possible issue with PBR 1.18-r10 and Firmware r29209 for GL-MT6000 (Flint2)

EDIT: Yesterday's problem with r29209 and PBR 1.18-r10 has been resolved with today's
version r29219. r29219 and PBR 1.18-r10 working as normal and OOMA VOIP device can make and receive calls without issue. Issue is resolved.