ZyXEL Communications VMG8825-B Series, Руководство пользователя, Страница: 171 / 360

Chapter 11 Network Address Translation (NAT)
VMG8825-B Series User’s Guide
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11.3 The Applications Screen
This screen provides a summary of all NAT applications and their configuration. In addition, this screen
allows you to create new applications and/or remove existing ones.
To access this screen, click Network Setting > NAT > Applications . The following screen appears.
Figure 86 Network Setting > NAT > Applications
The following table describes the labels in this screen.
11.3.1 Add New Application
This screen lets you create new NAT application rules. Click Add New Application in the Applications
screen to open the following screen.
Translation Start
Port This shows the port number to which you want the VMG to translate the incoming port. For a
range of ports, enter the first number of the range to which you want the incoming ports
translated.
Translation End
Port This shows the last port of the translated port range.
Server IP
Address Enter the inside IP address of the virtual server here.
Configure
Originating IP Select Enable to enter the source IP address of WAN interface.
Originating
IP
Enter the source IP address of WAN interface.
Protocol Select the protocol supported by this virtual server. Choices are TCP , UDP , or TCP/UDP .
OK Click OK to save your changes.
Cancel Click Cancel to exit this screen without saving.
Table 58 Port Forwarding: Add/Edit (continued)
LABEL DESCRIPTION
Table 59 Network Setting > NAT > Applications
LABEL DESCRIPTION
Add New
Application Click this to add a new NAT application rule.
# This is the index number of the entry.
Application
Forwarded This field shows the type of application that the service forwards.
WAN Interface This field shows the WAN interface through which the service is forwarded.
Server IP
Address This field displays the destination IP address for the service.
Modify Click the Delete icon to delete the rule.