Cisco Cisco Email Security Appliance X1050 Guía Del Usuario
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User Guide for AsyncOS 10.0 for Cisco Email Security Appliances
Chapter 26 Configuring Routing and Delivery Features
Bounce Verification
Step 3
Enable bounce verification via Destination Controls. For more information, see
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Related Topics
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Configuring Bounce Verification Address Tagging Keys
The Bounce Verification Address Tagging Keys listing shows your current key and any unpurged keys
you have used in the past. To add a new key:
you have used in the past. To add a new key:
Procedure
Step 1
On the Mail Policies > Bounce Verification page, click New Key.
Step 2
Enter a text string and click Submit.
Step 3
Commit your changes.
Related Topics
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Purging Keys
You can purge your old address tagging keys by selecting a rule for purging from the pull-down menu
and clicking Purge.
and clicking Purge.
Configuring Bounce Verification Settings
The bounce verification settings determine which action to take when an invalid bounce is received.
Procedure
Step 1
Choose Mail Policies > Bounce Verification.
Step 2
Click Edit Settings.
Step 3
Select whether to reject invalid bounces, or to add a custom header to the message. If you want to add a
header, enter the header name and value.
header, enter the header name and value.
Step 4
Optionally, enable smart exceptions. This setting allows incoming mail messages, and bounce messages
generated by internal mail servers, to be automatically exempted from bounce verification processing
(even when a single listener is used for both incoming and outgoing mail).
generated by internal mail servers, to be automatically exempted from bounce verification processing
(even when a single listener is used for both incoming and outgoing mail).