Cisco Cisco Email Security Appliance C190 Guía Del Usuario
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User Guide for AsyncOS 10.0 for Cisco Email Security Appliances
Chapter 14 Managing Graymail
Configuring Graymail Detection and Safe Unsubscribing
Procedure
Step 1
Click Mail Policies > Incoming Mail Policies.
Step 2
Click the link in the Graymail column of the mail policy to modify.
Step 3
Depending on your requirements, choose the following options:
•
Enable graymail detection
•
Enable safe unsubscribing
•
Choose whether to apply the above actions on all messages or only on unsigned messages.
Note
The appliance considers a message signed if it is encrypted using S/MIME or it contains an
S/MIME signature.
S/MIME signature.
•
Actions to be taken on various graymail categories (Marketing Email, Social Network Email, and
Bulk Email):
Bulk Email):
–
Drop, deliver, bounce, or quarantine (to the spam quarantine) the message
Note
If you plan to use safe unsubscribing option, you must set the action to deliver or
quarantine.
quarantine.
–
Send the message to an alternate host
–
Modify subject of the message
–
Add custom headers
–
Send the message to an alternate envelope recipient
Note
If you are sending a graymail positive message to an alternate envelope recipient, banner
will not be added.
will not be added.
–
Archive the message
Note
If you are planning only to monitor the detected graymail, you can enable graymail detection per
policy without having to configure actions for various graymail categories. In this scenario, the
Email Security appliance takes no action on the detected graymail.
policy without having to configure actions for various graymail categories. In this scenario, the
Email Security appliance takes no action on the detected graymail.
Step 4
Submit and commit your changes.
Note
You can also configure outgoing mail policies for graymail detection. Keep in mind that, in this scenario,
you cannot configure safe unsubscribing.
you cannot configure safe unsubscribing.
To configure policy settings for Graymail Detection and Safe Unsubscribing in CLI, use the
policyconfig
command. For more information, see CLI Reference Guide for AsyncOS for Cisco Email
Security Appliances.