McAfee MAP-3300-SWG - Web Security Appliance 3300, Product Manual

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Overview of Email features
This topic provides an overview of the features within the Email and Web Security Appliances that
relate to Email traffic.
Email
Contents
Life of an email message
Message Search
Email Overview
Email Configuration
Email Policies
Quarantine Configuration
Life of an email message
Use this topic to understand how the appliance processes the email messages that it receives.
The appliance handles an email message according to:
• Who sent the email message.
• Who will receive the email message.
• The content of the email message.
On receiving an email message, the appliance processes it in the following order:
Email message processing order
Kernel mode blocking Permit and Deny Lists on page
86
CONNECT Permit Sender [Connection] Permit and Deny Lists on page
86
Deny Sender [Connection] Permit and Deny Lists on page
86
Real-time Blackhole Lists (RBL) Sender Authentication Settings
— RBL Configuration on page
123
EHLO/MAIL FROM Permit Sender Permit and Deny Lists on page
86
Deny Sender Permit and Deny Lists on page
86
McAfee Email and Web Security Appliances 5.6.0 Product Guide 59