AW: header_checks not working

Hello, thanks for all the fast(!) and interesting responses. I'm trying to use this proposal, looks for me to be best solution: > Simplify... >/^From: .*root@itu-smtp2\.br\.de/ WARN >/^From: .*@itu-smtp2\.br\.de/ REJECT invalid hostname in From: header >> >> /^From: .*\@.*/ WARN >/^From: / W

header_checks not working

Hello, i'm trying to stop some spammails with a header_check. The header_check looks for the hostname of our smtp-server in the "From:"-Line in the headers of incoming mail. I want to reject all Mails with this or similar "From:" Lines: From: "DHL Team" m8148012...@itmu-smtp2.br.de