Руководство Пользователя для Cisco Cisco Email Security Appliance C170

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4-4
AsyncOS 9.1.2 for Cisco Email Security Appliances User Guide
 
Chapter 4      Understanding the Email Pipeline
  Incoming / Receiving
Figure 4-3
Email Pipeline — Delivering Email 
Incoming / Receiving
The receiving phase of the Email Pipeline involves the initial connection from the sender’s host. Each 
message’s domains can be set, the recipient is checked, and the message is handed off to the work queue. 
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