Cisco Cisco Email Security Appliance C160 Mode D'Emploi

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Cisco IronPort AsyncOS 7.1 for Email Advanced Configuration Guide
OL-22164-02
Chapter 2      Configuring Routing and Delivery Features
Table 2-12
Email Pipeline for the IronPort Appliance: Routing and Delivery Features  
W
o
rk Queue
LDAP Recipient Acceptance
LDAP validation for recipient acceptance 
occurs within the work queue. If the recipient 
is not found in the LDAP directory, the 
message is dropped or bounced. LDAP 
validation can be configured to occur within 
the SMTP conversation instead.
Masquerading 
or LDAP Masquerading
Masquerading occurs in the work queue; it 
rewrites the Envelope Sender, To:, From:, 
and/or CC: headers, from a static table or via 
an LDAP query.
LDAP Routing
LDAP queries are performed for message 
routing or address rewriting. Group LDAP 
queries work in conjunction with message 
filter rules 
mail-from-group
 and 
rcpt-to-group
.
Message Filters*
Message Filters are applied prior to message 
“splintering.” * Can send messages to 
quarantines.
Anti-Spam**
Per Recipient 
Sc
anning
Anti-spam scanning engine examines 
messages and returns a verdict for further 
processing.
Anti-Virus*
Anti-Virus scanning examines messages for 
viruses. Messages are scanned and optionally 
repaired, if possible. * Can send messages to 
quarantines.
Content Filters*
Content Filters are applied. * Can send 
messages to quarantines.
Virus Outbreak Filters*
The Virus Outbreak Filters feature helps 
protect against virus outbreaks. * Can send 
messages to quarantines.
Virtual gateways 
Sends mail over particular IP interfaces or 
groups of IP interfaces.