Draytek Vigor3900 Guide de l'utilisateur télécharger pdf (Page 151)

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101

Vigor3900 Series User’s Guide

143

The DoS function helps to detect and mitigates DoS attacks. These include flooding-type

attacks and vulnerability attacks. Flooding-type attacks attempt to use up all your system's

resources while vulnerability attacks try to paralyze the system by offending the

vulnerabilities of the protocol or operation system.

Available parameters are listed as follows:

Item Description

Broadcast Storm

Defense

Click Enable to block the packets attacks coming from

broadcast storm.

Multicast Storm Defense

Click Enable to block the packets attacks coming from

multicast storm.

Unknown Unicast Storm

Defense

Click Enable to block the packets attacks coming from

unknown unicast storm.

Unknown Multicast

Storm Defense

Click Enable to block the packets attacks coming from

unknown multicast storm.

Storm Filtering Rate

Type a number (1~4096, unit of 64Kpbs) as for the filtering

rate.

Refresh

Renew current web page.

Apply

Click it to save the configuration.

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Draytek Vigor3900 Guide de l'utilisateur Page 151

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