After I submit a plenty of sms. I see the log show "SMSC returned error code 0x0000000b (Invalid Destination Address) in response to submit_sm".
How can I know which number is invalid from log ?
After I submit a plenty of sms. I see the log show "SMSC returned error code 0x0000000b (Invalid Destination Address) in response to submit_sm".
How can I know which number is invalid from log ?