Firewall
Configuring Content Filtering to Control Internet Access
Cisco ISA500 Series Integrated Security Appliances Administration Guide 281
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Content Filtering blocks or allows HTTP access to websites containing specific
keywords or domains. It controls access to certain Internet sites based on analysis
of its content (domain or URL keyword), rather than its source or other criteria. It is
most widely used on the Internet to filter web access.
Refer to the foll owing to pics:
•Configuring Content Filtering Policy Profiles, page 281
•Configuring Website Access Control List , page 282
•Mapping Content Filtering Policy Profiles to Zones, page 283
•Configuring Advanced Content Filtering Settings, page 284
NOTE Enabling Firewall Content Filtering will disable Web URL Filtering. Enabling Web
URL Filtering will disable Firewall Content Filtering.
Configuring Content Filtering Policy Profiles
A content filtering policy profile is used to specify which websites are blocked or
allowed.
NOTE Up to 16 content filtering policy profiles can be configured on the security
appliance.
STEP 1 Click Firewall > Content Filtering > Content Filtering Policies.
STEP 2 To add a content filtering policy profile, click Add.
From Zone LAN
To Z one WAN
Services SMTP
Source Address Any
Destination Address OffsiteMail
Match Action Deny