Chapter 10 Install and System Administration for FortiOS 5.0 : FortiGuard : Web filtering : URL verification
  
URL verification
If you discover a URL - yours or one you require access to has been incorrectly flagged as an inappropriate site - you can ask the FortiGuard team to re-evaluate the site. To do this, go to System > Config > FortiGuard, select the blue arrow for Web Filtering and Email Filtering Options and select the link for re-evaluation.
To modify the web filter cache size - web-based manager
1. Got to System > Config > FortiGuard.
2. Click the Expand Arrow for Web Filtering and Email Filtering Options.
3. Enter the TTL value for the Web filter cache.
4. Select Apply.
To modify the web filter cache size - CLI
config system fortiguard
set webfilter-cache-ttl <integer>
end
Further web filtering options can be configured to block specific URLs, and allow others through. These configurations are available through the Security Profiles > Web Filter menu. For more information, see Security chapter of The Handbook.
See Also
Web Filtering and Email Filtering Options
Antivirus and IPS Options
FortiGuard Services
Antivirus and IPS
Web filtering
Email filtering
Security tools
Troubleshooting