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But the end users can send & receive messages when there's no 3G/4G data signal, just good old GSM. Admittedly it's pretty rare to have a GSM single and no data
by JoyrexJ9 6y ago
But the end users can send & receive messages when there's no 3G/4G data signal, just good old GSM. Admittedly it's pretty rare to have a GSM single and no data, but it can happen
- fergbrain 6y agoI was talking more about what happens after the SMS reaches the tower. How is that message delivered to the cell tower that the receiver is affiliated with, especially if that tower is owned by a different operator?