Cisco Cisco Email Security Appliance C170 Guia Do Utilizador
Chapter 6 Using Message Filters to Enforce Email Policies
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Cisco IronPort AsyncOS 7.5 for Email Advanced Configuration Guide
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Message Filter Actions
The purpose of message filters is to perform actions on selected messages.
The two types of actions are:
•
Final actions — such as
deliver
,
drop
, and
bounce
— end the processing of
a message, and permit no further processing through subsequent filters.
•
Non-final actions perform an action which permits the message to be
processed further.
processed further.
Non-final message filter actions are cumulative. If a message matches multiple
filters where each filter specifies a different action, then all actions are
accumulated and enforced. However, if a message matches multiple filters
specifying the same action, the prior actions are overridden and the final filter
action is enforced.
filters where each filter specifies a different action, then all actions are
accumulated and enforced. However, if a message matches multiple filters
specifying the same action, the prior actions are overridden and the final filter
action is enforced.
Filter Actions Summary Table
Message filters can apply the following actions shown in
to an email
message.
Table 6-5
Message Filter Actions
Action
Syntax
Description
Alter source
host
host
alt-src-host
Change the source hostname and IP interface
(Virtual Gateway address) to send the
message. See
(Virtual Gateway address) to send the
message. See
Alter
recipient
recipient
alt-rcpt-to
Change a recipient of the message. See
.
Alter
mailhost
mailhost
alt-mailhost
Change the destination mail host for the
message. See
message. See
Notify
notify
Report this message to another recipient. See