Cisco Cisco Web Security Appliance S160 Guía Del Usuario
17-5
Cisco IronPort AsyncOS 7.5 for Web User Guide
Chapter 17 URL Filters
Managing Updates to the Set of URL Categories
For more information on the Dynamic Content Analysis Engine, see
.
Step 5
Choose the default action the Web Proxy should use when the URL filtering engine is unavailable, either
Monitor or Block. Default is Monitor.
Monitor or Block. Default is Monitor.
Step 6
Submit and commit your changes.
Managing Updates to the Set of URL Categories
The set of predefined URL categories for Cisco IronPort Web Usage Control may occasionally be
updated, in order to accommodate new web trends and evolving usage patterns.
updated, in order to accommodate new web trends and evolving usage patterns.
Updates to the URL category set are distinct from the changes that simply add new URLs and re-map
misclassified URLs, as described in
misclassified URLs, as described in
. Category set updates may
change configurations in your existing policies and therefore require action from you.
URL category set updates may occur between product releases; an AsyncOS upgrade is not required.
Information about each update will be available from
Information about each update will be available from
.
You should take the following actions:
Understanding the Impacts of URL Category Set Updates
URL category set updates can have the following impacts on existing Access Policies, Decryption
Policies, and Cisco IronPort Data Security policies, and on Identities:
Policies, and Cisco IronPort Data Security policies, and on Identities:
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•
Effects of URL Category Set Changes on Policy Group Membership
This section applies to all policy types with membership that can be defined by URL category, and to
Identities.
Identities.
When policy group membership is defined by URL category, changes to the category set may have the
following effects:
following effects:
When to Act
For Information, Review This Section
Before updates occur
(Do these tasks as part
of your initial setup)
of your initial setup)
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•
•
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After updates occur
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This section describes how URL category set changes impact reporting
and web tracking data.
and web tracking data.
•
Policy changes resulting from URL category set updates are logged in the
GUI logs. See the Logging chapter for more information.
GUI logs. See the Logging chapter for more information.