Hello, How can I drop external messages with a return address from our domain? Recently, we have had a number of such messages enter our mail server. For example;
<snip> Return-Path: jam...@musicreports.com Received: from mri-mail.musicreports.com (LHLO mri-mail.musicreports.com) (192.168.20.65) by mri-mail.musicreports.com with LMTP; Mon, 15 Jun 2009 11:43:54 -0700 (PDT) Received: from localhost (localhost [127.0.0.1]) by mri-mail.musicreports.com (Postfix) with ESMTP id F3A00280DF60F for <jam...@musicreports.com>; Mon, 15 Jun 2009 11:43:53 -0700 (PDT) X-Virus-Scanned: amavisd-new at mri-mail.musicreports.com Received: from mri-mail.musicreports.com ([127.0.0.1]) by localhost (mri-mail.musicreports.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id SueHFnvM9Ltm for <jam...@musicreports.com>; Mon, 15 Jun 2009 11:43:45 -0700 (PDT) Received: from 20129241200.user.veloxzone.com.br (unknown [201.19.168.82]) by mri-mail.musicreports.com (Postfix) with ESMTP id C16F0280DF613 for <jam...@musicreports.com>; Mon, 15 Jun 2009 11:43:38 -0700 (PDT) Message-Id: <wzfdez37313.a241...@20129241200.user.veloxzone.com.br> From: "Krenz Megan" <jam...@musicreports.com> To: jam...@musicreports.com <snip> I don't want to enable dns lookups since I don't want to reject valid mail, however how can I stop these types of messages? Many thanks in advance for your help. James