Security  
Firewall 
Users can enable or disable the firewall, filter specific Internet data types, and prevent 
anonymous Internet requests, ultimately enhance network security. 
Firewall Protection 
 
Firewall enhance network security and use SPI to check the packets into the network. To use 
firewall protection, choose to enable otherwise disabled. Only enable the SPI firewall, users can 
use other firewall functions: filtering proxy, block WAN requests, etc. 
Additional Filters 
 
Filter Proxy: Wan proxy server may reduce the security of the gateway; Filtering Proxy will refuse 
any access to any wan proxy server. Click the check box to enable the function otherwise 
disabled. 
Filter Cookies: Cookies are the website of data the data stored on your computer. When users 
interact with the site, the cookies will be used. Click the check box to enable the function 
otherwise disabled.