Zoom 4420-A - Manual (Page 51)

Chapter 6. Firewall Settings 51
DMZ
Use this page to designate a computer on the Local Area
Network as a DMZ (Demilitarized Zone). All ports on this
computer are opened up to all Internet traffic – the computer is
no longer protected by the AP+4’s NAT firewall.
You may want to create a DMZ if a computer in your network is
acting as a web server or hosting Internet games.
You need to assign a Static IP address to the DMZ.
Parameter Select or enter . . .
Enable DMZ When you select this check box, you can
designate one of the computers in the LAN as
a DMZ. That computer can serve as a web
server, email server, FTP server, or DNS
server.
DMZ Host IP
Address Enter the IP address of the computer
designated as a DMZ.
Apply Changes Click this button to create the DMZ.
Reset If you make a mistake, click this button to
return to the defaults on this page.