Nokia HA-140W-B admin manual 
 
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Image 26. Setting Firewall level to Advanced 
 
Now, go to Security > DMZ and ALG (see image 27). Select LAN client from the DMZ IP Address dropdown 
menu. Tick Enable DMZ and click Save DMZ.  
 
 
Image 27. Putting LAN client in DMZ 
 
DHCP Binding (Admin account)