Table 29 DDNS Parameters 
 
Select to enable the DDNS function. 
Server address 
If the GNUDIP HTTP is used, the server address is a URL. 
By default, it is http://www.dyndns.com. 
Host name corresponding to the user 
It takes effect only when the GNUDIP protocol is used. 
 
2. 
Configure the DDNS parameters, and then click Submit. 
 
 
8.2 
Configuring DMZ Host 
 
 
This procedure introduces how to configure the DMZ host for the specified WAN connection, so that 
the computers at the LAN side can provide services to the devices at the Internet side. 
 
Context 
 
By default, all the ports are  opened. 
 
Steps 
 
1. 
On the navigation tree, click [Application→ DMZ Host]. The DMZ host configuration page is 
displayed, see Figure 43. 
 
Figure 43 DMZ Host 
 
 
 
Table 30 lists the DMZ host  parameters.