Cisco Cisco Email Security Appliance C170 Guia Do Utilizador
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User Guide for AsyncOS 9.8 for Cisco Email Security Appliances
Chapter 21 Email Authentication
DMARC Verification
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Message action to take when the policy in the DMARC record is reject.
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Message action to take when the policy in the DMARC record is quarantine.
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Message action in case of a temporary failure.
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Message action in case of a permanent failure.
Related Topics
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Create a DMARC Verification Profile
Use this procedure to create a new DMARC verification profile.
Note
By default, AsyncOS provides a default DMARC verification profile. If you do not want to create a new
DMARC verification profile, you can use the default DMARC verification profile. The default DMARC
verification profile is available on Mail Policies > DMARC page. For instructions to edit the default
DMARC verification profile, see
DMARC verification profile, you can use the default DMARC verification profile. The default DMARC
verification profile is available on Mail Policies > DMARC page. For instructions to edit the default
DMARC verification profile, see
.
Procedure
Step 1
Choose Mail Policies > DMARC.
Step 2
Click Add Profile.
Step 3
Enter the name of the profile.
Step 4
Set the message action that AsyncOS takes when the policy in the DMARC record is reject. Choose one
of the following:
of the following:
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No Action. AsyncOS does not take any action on the messages that fail DMARC verification.
•
Quarantine. AsyncOS quarantines the messages that fail DMARC verification to a specified
quarantine.
quarantine.
•
Reject. AsyncOS rejects all messages that fail DMARC verification and returns a specified SMTP
code and response. The default values are, respectively:
code and response. The default values are, respectively:
550
and
#5.7.1 DMARC unauthenticated
mail is prohibited.
Step 5
Set the message action that AsyncOS takes when the policy in the DMARC record is quarantine. Choose
one of the following:
one of the following:
•
No Action. AsyncOS does not take any action on the messages that fail DMARC verification.
•
Quarantine. AsyncOS quarantines the messages that fail DMARC verification to a specified
quarantine.
quarantine.
Step 6
Set the message action that AsyncOS takes on the messages that result in temporary failure during
DMARC verification. Choose one of the following:
DMARC verification. Choose one of the following:
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Accept. AsyncOS accepts messages that result in temporary failure during DMARC verification.