I am actually in the process of it. Decided to try support out this
morning. They opened a ticket with their networking team. Will let you
know how it goes. Hopefully in 48 - 72 hours will be resolved.
I just recently switched over as well and am having same issue with
automated SMS services. Regular SMS text from Friends and Family seem to
work just fine. Thought maybe was device related, and tried between
different devices Android / iOS and same ...