# Sample For Dropping Headers: #/^Header: IfContains/ IGNORE /^Received:.*with ESMTPSA/ IGNORE /^Received:.*with ESMTPS/ IGNORE /^Received:.*with SMTP/ IGNORE /^Received:/ IGNORE /^X-Originating-IP:/ IGNORE /^X-Mailer:/ IGNORE /^X-PHP-Originating-Script:/ IGNORE /^User-Agent:/ IGNORE /^Mime-Version:/ REPLACE Mime-Version: 1.0