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The Demilitarized Zone (DMZ) feature puts one network computer, usually one which provides services to users outside of the network and is therefore more vulnerable, in a subnetwork exposed to the Internet. This adds an additional layer of security to the local area network (LAN). The objective of this article is to explain the DMZ settings on the SPA8000 Analog Telephone Adapter.
• SPA8000 Analog Telephone Adapter
Step 1. Log into the web configuration utility as an administrator or user and choose Advanced > Network > Application. The Application page opens:
Step 2. Choose Yes from the Enable DMZ drop-down list to expose one host to the Internet
Note: Any host whose port is forwarded must have its DHCP client function disabled and should have a new static IP address assigned to it because DHCP may change the IP address.
Step 3. Enter the digits required to complete the host IP address in the DMZ Host IP Address field.
Step 4. Click Submit All Changes to save the settings.