5 thoughts on “X-Clacks-Overhead

    • Hella
    • Marcel Mehlmann
        • tztz, turn around, don’t log 😉

          /etc/postfix/header_checks:/^X-Clacks-Overhead:/ IGNORE
          /etc/postfix/header_checks:/^X-Mailer:/i PREPEND X-Clacks-Overhead: GNU Terry Pratchett