Руководство Пользователя для Cisco Cisco Email Security Appliance C160
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Cisco AsyncOS 8.5 for Email User Guide
Chapter 18 Email Authentication
Enabling SPF and SIDF
text is
#4.4.3 Temporary error occurred during SPF verification
. For all other verification results,
the default response code is
550
and the default message text is
#5.7.1 SPF unauthorized mail is
prohibited
. You can specify your own response code and message text for TempError and the other
verification results.
Optionally, you can configure the appliance to return a third-party response from the SPF publisher
domain if the REJECT action is taken for Neutral, SoftFail, or Fail verification result. By default, the
appliance returns the following response:
domain if the REJECT action is taken for Neutral, SoftFail, or Fail verification result. By default, the
appliance returns the following response:
To enable these SPF/SIDF settings, use the
listenerconfig -> edit
subcommand and select a listener.
Then use the
hostaccess -> default
subcommand to edit the Host Access Table’s default settings.
Answer
yes
to the following prompts to configure the SPF controls:
550-#5.7.1 SPF unauthorized mail is prohibited.
550-The domain example.com explains:
550 <Response text from SPF domain publisher>
Would you like to change SPF/SIDF settings? [N]> yes
Would you like to perform SPF/SIDF Verification? [Y]> yes