ZyXEL VSG1432-B101 User Guide - Page 220
The Access Control Screen
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Chapter 16 Firewall Table 67 Security Settings > Firewall > Protocol > Add LABEL DESCRIPTION Ports/ Protocol Number For TCP, UDP, ICMP, or TCP/UDP protocol rules this shows the port number or range that defines the custom service. For other IP protocol rules this shows the protocol number. Modify Click the Delete icon to remove the rule. Service Name Enter a unique name (up to 32 printable English keyboard characters, including spaces) for your customized port. Service Enter a description for your customized port. Description Apply Click Apply to save your changes. Cancel Click Cancel to exit this screen without saving. 16.4 The Access Control Screen Click Security Settings > Firewall > Access Control to display the following screen. This screen displays a list of the configured incoming or outgoing filtering rules. Figure 95 Security Settings > Firewall > Access Control 220 The following table describes the labels in this screen. Table 68 Security Settings > Firewall > Access Control LABEL DESCRIPTION DoS Protection 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. Add New ACL Rule Name Select the Enable check box to enable protection against DoS attacks. Click this to go to add a filter rule for incoming or outgoing IP traffic. This displays the name of the rule. VSG1432-B101 Series User's Guide