The Dos Screen; The Firewall Rules Screen - ZyXEL Communications SBG5500-A User Manual

9.3 The DoS Screen

DoS (Denial of Service) attacks can flood your Internet connection with invalid packets and connection
requests, using so much bandwidth and so many resources that Internet access becomes unavailable.
Click Configuration > Firewall / Security > DoS to display the following screen. Click the DoS Protection
Blocking check box to activate protection against DoS attacks. Then click Apply to save your settings.
Figure 110 Configuration > Firewall / Security > DoS

9.4 The Firewall Rules Screen

This screen displays a list of the configured firewall rules. Note the order in which the rules are listed,
ordering your rules is important because the SBG applies the rules in the order that you specify. Click
Configuration > Firewall / Security > Firewall Rules to display in the following screen.
Figure 111 Configuration > Firewall / Security > Firewall Rules
Chapter 9 Firewall
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