Figure 30-2 Menu 21.2: Firewall Setup - ZyXEL Communications ZyWall 10 User Manual

ZyWALL 10~100 Series Internet Security Gateway
30.1.1 Activating the Firewall
Enter option 2 in this menu to bring up the following screen. Press [SPACE BAR] and then [ENTER] to
select Yes in the Active field to activate the firewall. The firewall must be active to protect against Denial of
Service (DoS) attacks. Use the web configurator to configure firewall rules. This screen varies by ZyWALL
model.
The firewall protects against Denial of Service (DoS) attacks
when
it is active.
Your network is vulnerable to attacks when the firewall is
turned off.
Refer to the User's Guide for details about the firewall default
policies.
You may define additional policy rules or modify existing ones but
please exercise extreme caution in doing so.
Configure the firewall rules using the web configurator or CLI commands.
30-2
Menu 21.2 - Firewall Setup
Active: Yes

Figure 30-2 Menu 21.2: Firewall Setup

Introducing the ZyXEL Firewall