Cisco Cisco Email Security Appliance C160 Mode D'Emploi
Chapter 6 Using Message Filters to Enforce Email Policies
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Cisco IronPort AsyncOS 7.3 for Email Advanced Configuration Guide
OL-23081-01
Filter Rules Summary Table
summarizes the rules you can use in message filters.
Table 6-2
Message Filter Rules
Rule
Syntax
Description
Subject Header
subject
Does the subject header match a certain pattern?
See
See
.
Body Size
body-size
Is the body size within some range? See
.
Envelope Sender
mail-from
Does the Envelope Sender (i.e., the Envelope
From, <MAIL FROM>) match a given pattern?
See
From, <MAIL FROM>) match a given pattern?
See
Envelope Sender in
Group
Group
mail-from-group
Is the Envelope Sender (i.e., the Envelope From,
<MAIL FROM>) in a given LDAP group? See
<MAIL FROM>) in a given LDAP group? See
.
Sender Group
sendergroup
Which sender group was matched in a listener's
Host Access Table (HAT)? See
Host Access Table (HAT)? See
Envelope Recipient
rcpt-to
Does the Envelope Recipient, (i.e. the Envelope
To, <RCPT TO>) match a given pattern? See
To, <RCPT TO>) match a given pattern? See
Note: The
rcpt-to
rule is message-based. If a
message has multiple recipients, only one
recipient has to match the rule for the specified
action to affect the message to all recipients.
recipient has to match the rule for the specified
action to affect the message to all recipients.