Cisco Cisco Email Security Appliance X1070 User Guide

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Chapter 8      Anti-Spam
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Cisco IronPort AsyncOS 7.1 for Email Configuration Guide
OL-22158-02
 shows IronPort Intelligent Multi-Scan and unwanted marketing 
message detection enabled in a policy.
Figure 8-3
Mail Policies - Enabling IronPort Intelligent Multi-Scan
After submitting and committing the changes, the mail policy looks like this:
Figure 8-4
Mail Policies - Intelligent Multi-Scan Enabled in Policy
Anti-Spam Scanning Engine Settings