Draytek Vigor 3200 Series User Manual page 154

If you previously have set up WAN Alias for PPPoE or Static or Dynamic IP mode in
WAN2/WAN3/WAN4/WAN5 interface, you will find them in Aux. WAN IP for your
selection.
Available settings are explained as follows:
Item
Enable
Private IP
Choose PC
After finishing all the settings here, please click OK to save the configuration.
Vigor3200 Series User's Guide
Description
Check to enable the DMZ Host function.
Enter the private IP address of the DMZ host, or click Choose
PC to select one.
Click this button and then a window will automatically pop up,
as depicted below. The window consists of a list of private IP
addresses of all hosts in your LAN network. Select one private
IP address in the list to be the DMZ host.
When you have selected one private IP from the above dialog,
the IP address will be shown on the following screen. Click
OK to save the setting.
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