Huawei ADSL2+Broadband Router Aolynk DR814 - Manual (Page 31)

User Manual
Aolynk DR811/DR814 ADSL2+Broadband Router
4 Web-based Management
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Figure 4-16 Advanced NAT configuration
& Note:
NAT can only be configured when at least one of the following pairs of interface types
are defined:
l external and internal
l external and DMZ
l DMZ and internal
& Note:
l Advanced NAT configuration can only be performed when the NAT to internal
interfaces is enabled.
l Security must be enabled to configure NAT.
4.8 DMZ Configuration
The DMZ feature that DR series routers provide allows hosts in a DMZ zone to perform
unlimited bi-directional communication with other Internet users or servers. This not
only provides a security shelter for internal hosts to normally access the Internet, but
also satisfies the needs to install servers in LANs for services such as FTP and web to
fulfill two-way communication that small- to moderate-sized enterprises call for.
Follow these steps to configure DMZ: