FortiGate Administration Guide - FirewallShop.com

FortiGuard Center
System Maintenance
Weekly
Update Now
Attempt to update once a week. You can specify the day of the week
and the hour of the day to check for updates. The update attempt
occurs at a randomly determined time within the selected hour.
Select Update Now to manually initiate an FDN update.
Web Filtering and AntiSpam Options
Select the blue arrow next to Web Filtering and AntiSpam Options to access this
section.
Figure 111:Web Filtering and AntiSpam Options section
Enable Web Filter
Enable Cache
TTL
Enable Anti Spam
Enable cache
TTL
Use Default Port
(53)
Use Alternate Port
(8888)
Test Availability
please click here
Select to enable FortiGuard Web Filter service.
Select to enable caching FortiGuard Services information.
This improves performance by reducing FortiGate unit requests to
the FortiGuard server. The cache uses 6% of the FortiGate memory.
When the cache is full, the least recently used IP address or URL is
deleted.
Available only if Enable Web Filter is selected.
Time to live. The number of seconds to store blocked IP addresses
and URLs in the cache before contacting the server again.
Available only if both Enable Web Filter and Enable Cache are
selected.
Select to enable FortiGuard AnitSpam service.
Select to enable caching FortiGuard Services information.
This improves performance by reducing FortiGate unit requests to
the FortiGuard server. The cache uses 6% of the FortiGate memory.
When the cache is full, the least recently used IP address or URL is
deleted.
Available only if Enable Anti Spam is selected.
Time to live. The number of seconds to store blocked IP addresses
and URLs in the cache before contacting the server again.
Select to use port 53 to communicate with FortiGuard Antispam
servers.
Select to use port 8888 to communicate with FortiGuard Antispam
servers.
Select to test the connection to the FortiGuard Antispam server.
Results are shown below the button and on the Status indicators.
Select to re-evaluate a URL’s category rating on the FortiGuard
Web Filter service.
FortiGate Version 3.0 MR5 Administration Guide
192 01-30005-0203-20070830