TP-Link TD-W8970N User Manual page 105

Note:
Your opposite side should call your WAN IP, which is displayed on the "Status" page.
4) How to enable DMZ Host: Log in to the Router, click the "Advanced Setup-NAT" menu
on the left of your browser, and click "DMZ Host" submenu. On the "DMZ" page, type
your IP address into the "DMZ Host IP Address" field, using 192.168.1.222 as an
example, remember to click the Save/Apply button.
4. I want to build a WEB Server on the LAN, what should I do?
TD-W8970N Wireless N ADSL2+ Modem Router User Guide
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