ZyXEL Communications Prestige 642R Series Guia do Utilizador descarregar pdf (Página 113)

Prestige 642R Series ADSL Router

Filter Configuration 8-17

8.3 Example Filter

Let’s look at the third default ZyXEL filter, TELNET_WAN (see Figure 8-6) as an example. Please see the

PNC Disk for more example filters. This filter is designed to block outside users from telnetting into the

Prestige.

Figure 8-13 Telnet Filter Example

Step 1. Enter 21 from the Main Menu to open Menu 21 - Filter Set Configuration.

Step 2. Enter the index of the filter set you wish to configure (in this case, 3) and press [ENTER]

Step 3. Enter a descriptive name or comment in the Edit Comments field (in this case TELNET_WAN)

and press [ENTER].

Step 4. Press [ENTER] at the message: [Press ENTER to Confirm…] to open Menu 21.3 - Filter Rules

Summary.

Step 5. 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:

1 2 ... 108 109 110 111 112 113 114 115 116 117 118 ... 162 163

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