Firewall

6

 

Configuring Content Filtering to Control Internet Access

 

 

 

 

 

From Zone

LAN

 

 

To Zone

WAN

 

 

Services

SMTP

 

 

Source Address

Any

 

 

Destination Address

OffsiteMail

 

 

Match Action

Deny

 

 

Configuring Content Filtering to Control Internet Access

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 following topics:

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.

Cisco ISA500 Series Integrated Security Appliances Administration Guide

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Image 281
Casio ISA550WBUN3K9 manual Configuring Content Filtering to Control Internet Access