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It is important that a working SIM card is inserted in the device.
# Verification of the SIM card > AT+CPIN? < +CPIN: READY < OK # Disable Echo > ATE0 < OK # Enable result code and use numeric values > AT+CMEE=1 < OK # Disable the UE from both transmitting and receiving RF signals > AT+CFUN=4 < OK # Manual deregister from network > AT+COPS=2 < OK # Diasable power save mode > AT+QPSMS=0 < OK # PSM Feature and Minimum Threshold Value Setting // ??? > AT+QPSMCFG=20,4 < OK # Restore MAIN_RI Behavior to Inactive // ??? > AT+QCFG="psm/enter",0 < OK # Restore MAIN_RI Behavior to Inactive // ??? > AT+QCFG="psm/urc",1 < OK # Configure URC Indication Option // ??? > AT+QURCCFG="urcport","uart1" < OK # AT+QINDCFG // ??? > AT+QINDCFG="all",1,1 < OK # Restore MAIN_RI Behavior to Inactive // ??? > AT+QCFG="iotopmode",2,1 < OK # Restore MAIN_RI Behavior to Inactive // ??? > AT+QCFG="band",0,0,80000 < OK # Restore MAIN_RI Behavior to Inactive // ??? > AT+QCFG="nwscanseq",00,1 < OK # Restore MAIN_RI Behavior to Inactive // ??? > AT+QCFG="servicedomain",2,1 < OK # Configure URC Indication Option // ??? > AT+QURCCFG="urcport","usbmodem" < OK # URC Indication Configuration // ??? > AT+QINDCFG="all",1 < OK # Set UE Functionality // ??? > AT+CFUN=1 < OK # Configure parameters of a TCP/IP context // ??? > AT+QICSGP=1,1,"" < OK # AT+COPS=0 ? Enable automatic mode. > AT+COPS=1,2,"26201",8 < OK