Step 1. Pick up phone and press “****” to start IVR. Step 2. Choose “1” and the LTE520 reports the current WAN port connection type. Step 3. Prompt "Please enter password”, user needs to input password with end char # if user wants to configure WAN port connection type.
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Step 6. Report “operation successful” if user operation is correct. Step 1. Pick up phone and press “****” to start IVR. Step 2. Choose “9”, and the LTE520 reports “ WEB Access Port”. Step 3. Prompt “Please enter password”, inputting password is the same as in operation 1.