ZyXEL Communications Corporation NBG418NV2 Manual De Usuario
Chapter 10 Network Address Translation
105
Figure 75
Network > NAT > Application
The following table describes the labels in this screen.
Table 47
Network > NAT > Application
LABEL
DESCRIPTION
Add Application Rule
Active
Select the check box to enable this rule and the requested service can be forwarded to the
host with a specified internal IP address.
host with a specified internal IP address.
Clear the checkbox to disallow forwarding of these ports to an inside server without
having to delete the entry.
having to delete the entry.
Service Name
Type a name (of up to 31 printable characters) to identify this rule in the first field next to
Service Name. Otherwise, select a predefined service in the second field next to Service
Name. The predefined service name and port number(s) will display in the Service
Name and Port fields.
Service Name. Otherwise, select a predefined service in the second field next to Service
Name. The predefined service name and port number(s) will display in the Service
Name and Port fields.
Local Port Range
Public Port Range
Type a port number(s) to be forwarded.
To specify a range of ports, enter a hyphen (-) between the first port and the last port,
such as 10-20.
such as 10-20.
To specify two or more non-consecutive port numbers, separate them by a comma
without spaces, such as 123,567.
without spaces, such as 123,567.
Protocol
Select the transport layer protocol supported by this server. Choices are TCP, UDP, or
TCP&UDP.
TCP&UDP.