ZyXEL NBG-418N v2 User Guide - Page 104
Table 44, LABEL, DESCRIPTION, pre-defined service, User Name, TCP&UDP, port numbers
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Chapter 10 Network Address Translation Figure 73 Network > NAT > Application The following table describes the labels in this screen. Table 44 Network > NAT > Application LABEL DESCRIPTION Add Application Rule User Name Select an option from the drop-down list to choose a pre-defined service. The predefined service port number(s) and protocol will display in the fields below. User-Defined User Name Type a name (of up to 31 printable characters) to identify this rule in the first field. Otherwise, select a predefined service in the User Name drop-down list. The predefined service name and port number(s) will display in the User Name, Public and Local Port fields. Protocol Select the transport layer protocol used for the service. Choices are TCP, UDP, or TCP&UDP. Public Port Range Type a port number(s) to be forwarded. Local 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 User Name This field displays a name to identify this rule. Protocol This field displays the transport layer protocol supported by this server. Server IP Address This field displays the inside IP address of the server. Local Port Range This field displays the port number(s). Public Port Range State Action This is the transport layer protocol used for the service. Click the Disable icon to display and modify an existing rule setting in the fields under Add Application Rule. Click the Delete icon to delete a rule. NBG-418N v2 User's Guide 104