Draytek VIGOR120 Guide de l'utilisateur télécharger pdf (Page 47)

Vigor120 Series User’s Guide

Filter Select Pass or Block for the packets that do not match with the

filter rules.

Log For troubleshooting needs you can specify the filter log by checking

the box. The log will be displayed on Draytek Syslog window.

Some on-line games (for example: Half Life) will use lots of fragmented UDP packets to

transfer game data. Instinctively as a secure firewall, Vigor modem will reject these

fragmented packets to prevent attack unless you enable “Accept large incoming

fragmented UDP or ICMP Packets”. By checking this box, you can play these kinds of

on-line games. If security concern is in higher priority, you cannot enable “Accept large

incoming fragmented UDP or ICMP Packets”.

Click Firewall and click Filter Setup to open the setup page.

To edit or add a filter, click on the set number to edit the individual set. The following page

will be shown. Each filter set contains up to 7 rules. Click on the rule number button to edit

each rule. Check Active to enable the rule.

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Draytek VIGOR120 Guide de l'utilisateur Page 47