Cisco Cisco Email Security Appliance C650 Guía Del Usuario
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Cisco AsyncOS 9.5 for Email User Guide
Chapter 22 Text Resources
Using Text Resources
Adding Disclaimer Text via a Listener
Once you have disclaimer text resources created, select which text strings will be appended to messages
received by the listener. You can add disclaimer text above or below a message. This feature is available
on both public (inbound) and private (outbound) listeners.
received by the listener. You can add disclaimer text above or below a message. This feature is available
on both public (inbound) and private (outbound) listeners.
If you send a message that consists of text and HTML (Microsoft Outlook calls this type of message a
“multipart alternative”), the appliance will stamp the disclaimer on both parts of the message. However,
if your message has signed content, the content will not be modified because the modification will
invalidate the signature. Instead, a new part is created with a disclaimer stamp that says
“
“multipart alternative”), the appliance will stamp the disclaimer on both parts of the message. However,
if your message has signed content, the content will not be modified because the modification will
invalidate the signature. Instead, a new part is created with a disclaimer stamp that says
“
Content-Disposition inline attachment
.” For more information on multipart messages, see
“Message Bodies vs. Message Attachments” in the “Using Message Filters to Enforce Email Policies”
chapter.
chapter.
The following example shows how to select a disclaimer to apply to messages on a listener via the GUI:
Figure 22-1
Editing a Listener to Include a Disclaimer
Adding Disclaimers via Filters
You can also append specific, predefined text strings to the disclaimers of messages using the filter
action
action
add-footer()
or the content filter action “Add Disclaimer Text.” For example, the following
message filter rule appends the text string named
legal.disclaimer
to all messages sent from users in
the LDAP group “Legal:”
Disclaimers and Filter Action Variables
You can also use message filter action variables (see “Action Variables” in the “Using Message Filters
to Enforce Email Policies” chapter for more information).
to Enforce Email Policies” chapter for more information).
Add-Disclaimer-For-Legal-Team:
if (mail-from-group == 'Legal')
{
add-footer('legal.disclaimer');
}