From owner-freebsd-questions Tue Apr 16 11: 7:12 2002 Delivered-To: freebsd-questions@freebsd.org Received: from vortex.wa4phy.net (pcp01578012pcs.martnz01.ga.comcast.net [68.47.4.97]) by hub.freebsd.org (Postfix) with ESMTP id DFC5B37B400 for ; Tue, 16 Apr 2002 11:07:06 -0700 (PDT) Received: from vortex.wa4phy.net (localhost.wa4phy.net [127.0.0.1]) by vortex.wa4phy.net (8.11.6/8.11.6) with ESMTP id g3GI73O68281 for ; Tue, 16 Apr 2002 14:07:03 -0400 (EDT) (envelope-from sam@wa4phy.net) Message-ID: <3CBC6847.5D03116B@vortex.wa4phy.net> Date: Tue, 16 Apr 2002 14:07:03 -0400 From: Sam Organization: You Gotta Be Kiddin! X-Mailer: Mozilla 4.76 [en] (X11; U; FreeBSD 4.5-STABLE i386) X-Accept-Language: en, ja MIME-Version: 1.0 To: questions@freebsd.org Subject: rc.firewall rules help Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Can someone give me some hints how to stop connections from spambots by refusing smtp or tcp connections from hosts who won't resolve via reverse lookup, or even forward lookup? Is the firewall script the appropriate place to put that, or would somewhere within sendmail be more better? Thanks.. Sam -- Just because you're moving fast | BURMA SHAVE doesn't mean that you're really | going anwhere at all! | To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message