ZyXEL g-2000 plusv2 Guia Do Utilizador

ZyXEL G-2000 Plus v2 User’s Guide

Chapter 28 Filter Configuration

307

Figure 166 Telnet Filter Example

1 Enter 21 from the main menu to open Menu 21 - Filter and Firewall Setup.

2 Enter 1 to open Menu 21.1 - Filter Set Configuration.

3 Enter the index of the filter set you wish to configure (say 3) and press [ENTER]

4 Enter a descriptive name or comment in the Edit Comments field and press [ENTER].

5 Press [ENTER] at the message [Press ENTER to confirm] to open Menu 21.1.3 - Filter

Rules Summary

6 Enter 1 to configure the first filter rule (the only filter rule of this set). Make the entries in

this menu as shown in the following figure.

Figure 167 Example Filter: Menu 21.1.3.1

• Select Yes from the Active field to activate this rule.
• 6 is the TCP IP Protocol.

Menu 21.1.3.1 - TCP/IP Filter Rule

      Filter #: 3,1
      Filter Type= TCP/IP Filter Rule
      Active= Yes
      IP Protocol= 6    IP Source Route= No
      Destination: IP Addr= 0.0.0.0
            IP Mask= 0.0.0.0
            Port #= 23
            Port # Comp= Equal
        Source: IP Addr= 0.0.0.0
            IP Mask= 0.0.0.0
            Port #= 0
            Port # Comp= None
      TCP Estab= No
      More= No     Log= None
      Action Matched= Drop
      Action Not Matched= Forward

Press ENTER to Confirm or ESC to Cancel:
Press Space Bar to Toggle.