<div dir="ltr"><div><div><div><div><div><div><div>Hello, my friend<br><br></div>This is Tom, I'm sending my greeting from China<br></div>I have some problem with my mail server, and I need your help<br></div><div>I have install postfix+amavisd+clamav+spamassassin in my mail server<br>
</div>My customer send mail via my mail server, It's working very well<br></div>For now, always have these log file<br>May 9 17:26:18 amavis[3938]: (03938-14) Passed CLEAN, [IP1] [IP2] <> -> <<a href="mailto:someone@example.com">someone@example.com</a>>,<br>
</div>How can I make all this null sender mail as a spam email, and then it will be blocked<br></div>Thanks for your help<br><br></div>TOM<br></div>