Cisco Cisco Email Security Appliance X1070 Guia Do Utilizador
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Cisco IronPort AsyncOS 7.3 for Email Advanced Configuration Guide
OL-23081-01
Chapter 6 Using Message Filters to Enforce Email Policies
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.
recipients.
Envelope Recipient in Group Rule
The
rcpt-to-group
rule selects those messages where any Envelope Recipient is
found to be a member of the LDAP group given. For example, the following filter
drops all messages sent with an email address within the LDAP group
“ExpiredAccounts.”
drops all messages sent with an email address within the LDAP group
“ExpiredAccounts.”
expiredFilter:
if (rcpt-to-group == 'ExpiredAccounts')
{
drop();
}
Note
The
rcpt-to-group
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.
message to all recipients.
Envelope Sender Rule
The
mail-from
rule selects those messages where the Envelope Sender matches
the given regular expression. For example, the following filter immediately
delivers any message sent by
delivers any message sent by
admin@yourdomain.com
.
drop();
}