Cisco Cisco Email Security Appliance C170 Mode D'Emploi

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Chapter 6      Using Message Filters to Enforce Email Policies
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Cisco IronPort AsyncOS 7.5 for Email Advanced Configuration Guide
OL-25137-01
Drop 
Attachments 
by Content
drop-attachments
-where-contains
Drop all attachments on message that 
contain the regular expression. Does the 
pattern occur the minimum number of times 
you specified for the threshold value? 
Archive files (zip, tar) will be dropped if any 
of the files they contain match the regular 
expression pattern. See 
The optional comment serves as the means to 
modify the text used to replace the 
attachment that was dropped. Attachment 
footers simply append to the message.
Drop 
Attachments 
by Dictionary 
Matches
drop-attachments
-where-dictionar
y-match
Strip attachments based on matches to 
dictionary terms. If the terms in the MIME 
parts considered to be an attachment match a 
dictionary term (and the user-defined 
threshold is met), the attachment is stripped 
from the email. See 
.
Add Footer
add-footer(foote
r-name)
Add a footer to the message. See “Message 
Disclaimer Stamping” in the “Text 
Resources” chapter in the Cisco IronPort 
AsyncOS for Email Configuration Guide
 for 
more information. 
Encrypt on 
Delivery
encrypt-deferred
Encrypt message on delivery, which means 
that the message continues to the next stage 
of processing, and when all processing is 
complete, the message is encrypted and 
delivered.
Table 6-5
Message Filter Actions
Action Syntax 
Description