Chapter 11 Network Address Translation (NAT)

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.

 

Clear the checkbox to disallow forwarding of these ports to an inside server

 

without 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.

 

 

Local Port Range

Type a port number(s) to be forwarded.

Public Port Range

To specify a range of ports, enter a hyphen (-) between the first port and the last

 

port, such as 10-20.

 

To specify two or more non-consecutive port numbers, separate them by a

 

comma without spaces, such as 123,567.

 

 

Server IP Address

Type the inside IP address of the server that receives packets from the port(s)

 

specified in the Port field.

 

 

Apply

Click Apply to save your changes to the Application Rules Summary table.

 

 

Reset

Click Reset to not save and return your new changes in the Service Name and

 

Port fields to the previous one.

 

 

Application Rules Summary

 

 

#

This is the number of an individual port forwarding server entry.

 

 

Active

This icon is turned on when the rule is enabled.

 

 

Name

This field displays a name to identify this rule.

 

 

Local Start/End

This field displays the port number(s).

Port

 

Public Start/End

 

Port

 

 

 

Server IP Address

This field displays the inside IP address of the server.

 

 

Modify

Click the Edit icon to display and modify an existing rule setting in the fields

 

under Add Application Rule.

 

Click the Remove icon to delete a rule.

 

 

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NBG-417N User’s Guide