17
Security
Firewall
General
Use this screen to set the security level of the firewall 
on the Zyxel device.
Protocol
Use this screen to configure customized services 
and port numbers.
Access Control
Use this screen to add new Access Control List (ACL) 
rules and view the list of configured incoming or 
outgoing filtering rules.
DoS
Use this screen to activate protection against DoS 
attacks.
MAC Filter
Use this screen to configure the Zyxel device to 
permit access to clients based on their MAC 
addresses in the MAC Filter screen.
Scheduler Rule
Use this screen to configure the days and times 
when a configured restriction, such as parental 
control, is enforced.
Certificates
Local Certificates
Use this screen to view the certificate list, generate 
certification requests, and import signed certificates.
Trusted CA
Use this screen to view and manage the list of 
trusted CAs.