Cisco Cisco Email Security Appliance C170 用户指南
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User Guide for AsyncOS 10.0 for Cisco Email Security Appliances
Chapter 26 Configuring Routing and Delivery Features
Directing Bounced Email
Send Hard Bounce
Messages
Messages
Specify whether to send bounce message for hard bounce. If this option is
enabled, you can choose the format of the bounce message. By default, bounce
messages use the DSN format (RFC 1894).
enabled, you can choose the format of the bounce message. By default, bounce
messages use the DSN format (RFC 1894).
You can also send customized bounce messages based on the language of the
original message (subject and body). For example, you may want to send bounce
messages in Chinese for messages in Chinese and bounce messages in English
for all the messages in other languages.
original message (subject and body). For example, you may want to send bounce
messages in Chinese for messages in Chinese and bounce messages in English
for all the messages in other languages.
Under Notification Template, click Add Row and choose the message language
and the template that you want to use.
and the template that you want to use.
Note
Make sure that you do not delete the default entry (Message Language
set to Default). You can change the bounce notification template for the
default entry.
set to Default). You can change the bounce notification template for the
default entry.
The language of a message is considered Default in the following scenarios:
•
If the language of the message is different from the language selected in the
other Notification Template entries.
other Notification Template entries.
•
If the language of the message is not supported by Cisco Email Security
appliance.
appliance.
•
If the appliance is unable to detect the language of the message.
•
If the content (subject and body) in the message is less than 50 bytes.
While configuring the above example (send bounce messages in Chinese for
messages in Chinese and bounce messages in English for all the messages in
other languages,) the Notification Template table will look like this:
messages in Chinese and bounce messages in English for all the messages in
other languages,) the Notification Template table will look like this:
You can also choose whether to parse the DSN status field from the bounce
response. If you choose “Yes,” the appliance searches the bounce response for a
DSN status code (RFC 3436) and uses the code in the Status field of the delivery
status notification.
response. If you choose “Yes,” the appliance searches the bounce response for a
DSN status code (RFC 3436) and uses the code in the Status field of the delivery
status notification.
Table 26-5
Bounce Profile Parameters (continued)