- Phone number of "SMS Service Center" is not entered. In web IF use menu "Administration - Set SMS Service Center"
Please note that the SMS Service Center at release 1.0.0 is not displayed in the web IF.
You can check the entered number using SSH with command
sudo gsmat "AT+CSCA?"
valid for OWL-3G and OWL-LTE - Wrong phone number. Please enter the number without dashes or slash.
- Not enough credit on prepaid card
- Not enough transmit power
I do not receive SMS from OWL. Why? - ナレッジベース / Products / OWL - Belden Support Center
There might be several reasons: