If I add DNS into setup, I would need to move to next major version, as this require EEPROM structure change. This I would like to avoid, since there was release just recently.
Body rejected, it means the actual message has some mistake in it. Which is not likely, do you have a correct email in some of your contacts? Is the contact enabled and has proper group or is it global?
Sim card has to have no pin set up. Maybe this?
Great