Cisco Cisco Email Security Appliance C650 Guía Del Usuario
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User Guide for AsyncOS 9.8 for Cisco Email Security Appliances
Chapter 25 Configuring Routing and Delivery Features
Review: Email Pipeline
Our Email Gateway configuration now looks like this:
Figure 25-13
Global Unsubscribe Example
Review: Email Pipeline
and
provide an overview of how email is routed through the system, from
reception to routing to deliver. Each feature is processed in order (from top to bottom) and is briefly
summarized. Shaded areas in
summarized. Shaded areas in
represent processing that occurs in the Work Queue.
You can test most of the configurations of features in this pipeline using the
trace
command. For more
information, see “Debugging Mail Flow Using Test Messages: Trace” in the Troubleshooting chapter.