ABORT "NO CARRIER" ABORT "ERROR" ABORT "BUSY" ABORT "+CGPRS: 0" ABORT "+COPS: 000,000,\"\"" ABORT "+CPIN: SIM PIN"
"" ATZ OK
ATI8 OK
AT+CSQ OK
AT+CPIN? OK
AT+COPS? "+COPS: 000,000,\"$CELULAR_COPS_GSM\""
AT+CGPRS OK
AT+CGDCONT=1,"IP","$CELULAR_APN_GSM" OK
ATD$CELULAR_NUMBER CONNECT
