Cisco Cisco Email Security Appliance X1050 Guía Del Usuario
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Cisco IronPort AsyncOS 7.1 for Email Advanced Configuration Guide
OL-22164-02
Chapter 4 Email Authentication
Determining the Action to Take for SPF/SIDF Verified
Mail
When you receive SPF/SIDF verified mail, you may want to take different actions
depending on the results of the SPF/SIDF verification. You can use the following
message and content filter rules to determine the status of SPF/SIDF verified mail
and perform actions on the messages based on the verification results:
depending on the results of the SPF/SIDF verification. You can use the following
message and content filter rules to determine the status of SPF/SIDF verified mail
and perform actions on the messages based on the verification results:
•
spf-status
. This filter rule determines actions based on the SPF/SIDF status.
You can enter a different action for each valid SPF/SIDF return value.
•
spf-passed
. This filter rule generalizes the SPF/SIDF results as a Boolean
value.
Note
The
spf-passed
filter rule is only available in message filters.
You can use the
spf-status
rule when you want to address more granular results,
and use the
spf-passed
rule when you want to create a simple Boolean.
Verification Results
If you use the
spf-status
filter rule, you can check against the SPF/SIDF
verification results using the following syntax:
if (spf-status == "Pass")
If you want a single condition to check against multiple status verdicts, you can
use the following syntax:
use the following syntax:
if (spf-status == "PermError, TempError")
You can also check the verification results against the HELO, MAIL FROM, and
PRA identities using the following syntax:
PRA identities using the following syntax:
if (spf-status("pra") == "Fail")