4G_2G DTU Products Function
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4)Insert the SIM card, power on the device, and wait until DTU register to the network.
5)Add the module MAC address to the tool for binding (the MAC address can be obtained
through AT+WSMAC, usually we use back 12 characters of IMEI). It is recommended to use the
AT+IOTUID command to write the UserId obtained on the IOTBridge to the device to prevent
the device from being maliciously bound by other accounts.
6)Double-click on the online device to enter the configuration status page.