Reference Guide for the Model RT328 and Model RH348 ISDN Routers

If the filter type is GEN (generic), the abbreviations listed in Table 8-3 are used.

Table 8-3. Abbreviations Used if Filter Type Is GEN

Abbreviation Description

OffOffset

LenLength

To configure a specific filter rule, select the number of the filter rule (1–6) that you want to configure and press [Enter] to display Menu 21.1.1 - TCP/IP Filter Rule.

Configuring a Filter Rule

You can configure two types of filter rules. Some of the parameters differ depending on the type

of rule. When you first enter the filter rule menu, Menu 21.1.1 - TCP/IP Filter Rule is displayed. If you want to configure another type of filter rule, select the appropriate type by pressing the space

bar under the Filter Type field and then pressing [Enter] to display the menu for the filter rule you want to enter.

TCP/IP Filter Rule

This section provides information about how to configure a TCP/IP filter rule for your router.

The fields in the menu are given in Table 8-4. When you have completed Menu 21.1.1 - TCP/IP

Filter Rule, press [Enter] at the Press ENTER to Confirm...prompt to confirm your selections.

You can press [Esc] at any time to cancel your selections. The data you entered on

Menu 21.1.1 - TCP/IP Filter Rule is displayed on Menu 21.1 - Filter Rules Summary.

Table 8-4 lists and describes the TCP/IP Filter Rule menu fields and a description of each field.

8-4

Filter Configuration