What’s the Function of 'Disable NAT'?
1.   How to disable NAT? 
Step 1 Login the management page of router. Please refer to [FAQ ID: 87] , if you don’t know how to login on the management page. 
Step 2 Click NAT on the left panel 
Step 3 Find the radio button of “Current NAT Status”

2.   What’s the function of “Disable NAT”?
If NAT is turned off, the device will work on pure-router mode which can transmit data only. Please DO NOT turn it off unless your ISP supports this mode, otherwise you will lose Internet connection.
Notice:
The default status of NAT is Enabled, so without special demand, please don't select the Disable option.
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