13:34:01,7, GSM1: -> AT+CSQ
13:34:01,7, GSM1: Command is sent, waiting for the answer. (10)
13:34:01,7, GSM1: <- +CSQ: 22,99 OK
13:34:01,5, GSM1: Signal Strength Indicator: (22,99) -69 dBm (Excellent), Bit Error Rate: not known or not detectable
13:34:01,7, GSM1: -> AT+CREG?
13:34:01,7, GSM1: Command is sent, waiting for the answer. (10)
13:34:01,7, GSM1: <- +CREG: 2,0 OK
13:34:01,5, GSM1: MODEM IS NOT REGISTERED, WAITING 1 SEC. BEFORE RETRYING 19. TIME
grrrrrr !