Cisco Cisco Email Security Appliance X1050 Guía Del Usuario
42-2
User Guide for AsyncOS 9.8 for Cisco Email Security Appliances
Chapter 42 Optimizing the Appliance for Outbound Mail Delivery Using D-Mode
Feature Summary: D-Mode for Optimized Outbound Delivery
Standard Features Disabled in D-Mode-Enabled Appliances
•
IronPort anti-spam scanning and on or off box spam quarantining — Because anti-spam scanning
pertains mostly to incoming mail, the IronPort Anti-Spam scanning engine is disabled. The
Anti-Spam chapter is, therefore, not applicable.
pertains mostly to incoming mail, the IronPort Anti-Spam scanning engine is disabled. The
Anti-Spam chapter is, therefore, not applicable.
•
Outbreak Filters — Because the Outbreak Filters feature is used to quarantine incoming mail, this
feature is disabled on D-Mode-enabled appliances. Information in the Outbreak Filters chapter is,
therefore, not applicable.
feature is disabled on D-Mode-enabled appliances. Information in the Outbreak Filters chapter is,
therefore, not applicable.
•
SenderBase Network Participation capabilities — Because SenderBase Network Participation
reports information about incoming mail, this feature is disabled on D-Mode-enabled appliances.
Information about SenderBase Network Participation is, therefore, not applicable.
reports information about incoming mail, this feature is disabled on D-Mode-enabled appliances.
Information about SenderBase Network Participation is, therefore, not applicable.
•
Reporting — Reporting is limited. Some reports are not available, and the reporting that does occur
is set to run at a very limited level for performance reasons.
is set to run at a very limited level for performance reasons.
Note
The totals shown in the Email Security Monitor Overview report for D-Mode-enabled
appliances may erroneously include spam and suspect spam counts, even though these
features are disabled on D-Mode-enabled appliances.
appliances may erroneously include spam and suspect spam counts, even though these
features are disabled on D-Mode-enabled appliances.
•
RSA Data Loss Prevention — RSA DLP scanning for outgoing messages is disabled on
D-Mode-enabled appliances.
D-Mode-enabled appliances.
Standard Features Applicable to D-Mode-Enabled Appliances
Table 42-1
AsyncOS Features Included in D-Mode Enabled Appliances
Feature
More Information
Anti-virus scanning
See
Domain Key signing
DKIM/Domain Keys is a method for verifying authenticity of email
based on a signing key used by the sender. See
based on a signing key used by the sender. See
Centralized management
See
Delivery throttling
For each domain, you can assign a maximum number of connections
and recipients that will never be exceeded by the system in a given
time period. This “good neighbor” table is defined through the
and recipients that will never be exceeded by the system in a given
time period. This “good neighbor” table is defined through the
destconfig
command.
For more information, see
.
Bounce Verification
Verify the authenticity of bounce messages. See
Delegated administration
See
Trace (debug)
See