Cisco Cisco Email Security Appliance C170 사용자 가이드
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Cisco IronPort AsyncOS 7.1 for Email Advanced Configuration Guide
OL-22164-02
Chapter 5 Using Message Filters to Enforce Email Policies
Insert Policy into Header Filter
Show which mail flow policy accepted the connection:
Policy_Tracker:
if (true) {
insert-header ('X-HAT', 'Sender Group $Group, Policy $Policy
applied.');
}
Too Many Recipients Bounce Filter
Bounce all outbound email messages with more than 50 recipients from more than
two unique domains:
two unique domains:
bounce_high_rcpt_count:
if ( (rcpt-count > 49) AND (rcpt-to != "@example\\.com$") ) {
bounce-profile ("too_many_rcpt_bounce"); bounce ();
}
insert-header('X-SBRS', '$Reputation');
}