Cisco Cisco Email Security Appliance C650 Guía Del Usuario
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User Guide for AsyncOS 9.7 for Cisco Email Security Appliances
Chapter 9 Using Message Filters to Enforce Email Policies
Message Filter Actions
Replace URL with Text, Based on URL Reputation
To take action when the reputation service provides a score:
Use the
url-reputation-replace
action.
The syntax of a filter using the
url-reputation-replace
action is:
<msg_filter_name>:
if <condition>
{url-reputation-replace(<min_score>, <max_score>,’<replace_text>’, '<
whitelist>
',
<
Preserve_signed>
);}
Where
replace_text
is the text with which to replace the URL.
To take action when the reputation service does not provide a score:
Use the
url-no-reputation-replace
action.
The syntax of a filter using the
url-no-reputation-replace
action is:
<msg_filter_name>:
if <condition>
{url-no-reputation-replace ('<replace_text>', '<whitelist>', <Preserve_signed>);}
Where
replace_text
is the text with which to replace the URL.
Defang URL, Based on URL Reputation
To take action when the reputation service provides a score:
Use the
url-reputation-defang
action.
The syntax of a filter using the
url-reputation-defang
action is:
<msg_filter_name>:
if <condition>
{url-reputation-defang (<min_score>, <max_score>, '<whitelist>', <Preserve_signed>);}
To take action when the reputation service does not provide a score:
Use the
url-no-reputation-defang
action.
The syntax of a filter using the
url-no-reputation-defang
action is:
<msg_filter_name>:
if <condition>
{url-no-reputation-defang ('<whitelist>', <Preserve_signed>);}
Redirect URL to Cisco Security Proxy, Based on URL Reputation
To take action when the reputation service provides a score:
Use the
url-reputation-proxy-redirect
action.
The syntax of a filter using the
url-reputation-proxy-redirect
action is:
<msg_filter_name>:
if <condition>