From owner-freebsd-security Tue Sep 19 21:58:36 2000 Delivered-To: freebsd-security@freebsd.org Received: from mta07.onebox.com (mta07.onebox.com [216.35.104.107]) by hub.freebsd.org (Postfix) with ESMTP id 2C89B37B422 for ; Tue, 19 Sep 2000 21:58:34 -0700 (PDT) Received: from onebox.com ([216.33.158.154]) by mta07.onebox.com (InterMail vM.4.01.02.27 201-229-119-110) with SMTP id <20000920045948.JSIZ10559.mta07.onebox.com@onebox.com> for ; Tue, 19 Sep 2000 21:59:48 -0700 Received: from [203.107.232.70] by onebox.com with HTTP; Tue, 19 Sep 2000 21:58:34 -0700 Date: Tue, 19 Sep 2000 21:58:34 -0700 Subject: How to prevent relaying host. From: "Chutima S." To: freebsd-security@FreeBSD.ORG Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit MIME-Version: 1.0 Message-Id: <20000920045948.JSIZ10559.mta07.onebox.com@onebox.com> Sender: owner-freebsd-security@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Dear all I found that my host running FreeBSD 3.4 with sendmail version 8.9.3 have receive mail from strange people and target is not our users hundreds messages a day. Is it was relay host for some spam site? How can I reject those mail? I already visited www.sendmail.org and read about relaying host but I don't understand M4 config, I know only I use /etc/sendmail.cf to config my sendmail process. And /etc/mail contains only 2 file Makefile and README. Thanks in advance, Chutima Subsirin chutima_s@zdnetonebox.com - email ___________________________________________________________________ To get your own FREE ZDNet Onebox - FREE voicemail, email, and fax, all in one place - sign up today at http://www.zdnetonebox.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message