Shulou(Shulou.com)06/01 Report--

1. Change the main configuration file to add a line

# vim / etc/postfix/main.cfheader_checks = regexp:/etc/postfix/header_checks

two。 Add rejected topic content

# vim / etc/postfix/header_checks/ ^ subject: test/ Reject

3. Restart the postfix service

# / etc/init.d/postfix reload

4 Test email

Note:

This operation is only applicable to block the topic content in English, including the Chinese theme I can not handle, ask God to know under the notice. Thank you

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