Huawei DR814Q - Manual (Page 58)

User Manual
Aolynk DR814Q ADSL2+ Broadband Router
5 Advanced Configuration
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Figure 5-12 Delete a security interface
IV. NAT configuration
The NAT technology can translate an internal private address into a valid public IP
address, and thus PCs in the LAN can share a public IP address for network access.
You can click the three buttons on the page as shown in Figure 5-11 to enable/disable
NAT between the three types of interfaces. After the NAT is enabled, you can perform
advanced NAT configuration. Click to enter the
configuration page as below.
Figure 5-13 Advanced NAT configuration
1) Global address pool
This page allows you to add a public IP address obtained from your ISP to the global
address pool. After NAT is enabled, internal addresses are randomly translated to an
unused address in this pool.