Cisco Cisco Email Security Appliance C650 Guía Del Usuario
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Cisco AsyncOS 8.0.2 for Email User Guide
Chapter 13 Anti-Spam
Protecting Appliance-Generated Messages From the Spam Filter
After submitting and committing the changes, the mail policy looks like this:
Figure 13-3
Mail Policies - Intelligent Multi-Scan Enabled in Policy
Protecting Appliance-Generated Messages From the Spam
Filter
Filter
Because automated email messages that are sent from the Cisco IronPort appliance (such as email alerts
and scheduled reports) may contain URLs or other information that may cause them to be incorrectly
identified as spam, you should do the following to ensure their delivery:
and scheduled reports) may contain URLs or other information that may cause them to be incorrectly
identified as spam, you should do the following to ensure their delivery:
Include senders of these messages in an incoming mail policy that bypasses anti-spam scanning. See
and
Headers Added During Anti-Spam Scanning
•
If either anti-spam scanning engine is enabled for a mail policy, each message that passes through
that policy will have the following headers added to the message:
that policy will have the following headers added to the message:
X-IronPort-Anti-Spam-Filtered: true
X-IronPort-Anti-Spam: result
The second header contains information that allows Cisco Support to identify the rules and engine
version used to scan the message. Result information is encoded proprietary information and is not
customer-decodable.
version used to scan the message. Result information is encoded proprietary information and is not
customer-decodable.
•
Cisco Intelligent Multi-Scan also adds headers from the third-party anti-spam scanning engines.
•
You can define additional custom headers to be added to all messages for a given mail policy that
are positively identified as spam, suspected to be spam, or identified as unwanted marketing mail.
See
are positively identified as spam, suspected to be spam, or identified as unwanted marketing mail.
See