Cisco Cisco Email Security Appliance X1050 Guía Del Usuario
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Cisco AsyncOS 9.1 for Email User Guide
Chapter 9 Using Message Filters to Enforce Email Policies
Message Filter Actions
Action Variables
The
bcc()
,
bcc-scan()
,
notify()
,
notify-copy()
,
add-footer()
,
add-heading()
, and
insert-headers()
actions have parameters that may use certain variables that will be automatically
replaced with information from the original message when the action is executed. These special variables
are called action variables. Your Cisco appliance supports the following set of action variables:
are called action variables. Your Cisco appliance supports the following set of action variables:
Table 9-7
Message Filter Action Variables
Variable
Syntax
Description
All Headers
$AllHeaders
Returns the message headers.
Body Size
$BodySize
Returns the size, in bytes, of the message.
Certificate Signers
$CertificateSigners
Returns the signers from the
subjectAltName
element of a signing
for more information.
Date
$Date
Returns the current date, using the format
MM/DD/YYYY.
MM/DD/YYYY.
Dropped File Name
$dropped_filename
Returns only the most recently dropped
filename.
filename.
Dropped File Names
$dropped_filenames
Displays list of dropped files (similar to
$filenames
.
Dropped File Types
$dropped_filetypes
Displays list of dropped file types (similar to
$filetypes)
.
Envelope Sender
$EnvelopeFrom
Returns the Envelope Sender (Envelope
From, <MAIL FROM>) of the message.
From, <MAIL FROM>) of the message.
Envelope Recipients
$EnvelopeRecipients
Returns all Envelope Recipients (Envelope
To, <RCPT TO>) of the message.
To, <RCPT TO>) of the message.
File Names
$filenames
Returns a comma-separated list of the
message’s attachments’ filenames.
message’s attachments’ filenames.
File Sizes
$filesizes
Returns a comma-separated list of the
message’s attachments file sizes.
message’s attachments file sizes.
File Types
$filetypes
Returns a comma-separated list of the
message's attachments' file types.
message's attachments' file types.
Filter Name
$FilterName
Returns the name of the filter being
processed.
processed.
GMTimeStamp
$GMTimeStamp
Returns the current time and date, as would
be found in the Received: line of an email
message, using GMT.
be found in the Received: line of an email
message, using GMT.
HAT Group Name
$Group
Returns the name of the sender group the
sender matched on when injecting the
message. If the sender group had no name,
the string “
sender matched on when injecting the
message. If the sender group had no name,
the string “
>Unknown<
” is inserted.
Matched Content
$MatchedContent
Returns the content that triggered a scanning
filter rule (including filter rules such as
filter rule (including filter rules such as
body-contains
and content dictionaries).