From owner-freebsd-questions Thu Feb 28 8: 5: 5 2002 Delivered-To: freebsd-questions@freebsd.org Received: from quartz.bos.dyndns.org (quartz.bos.dyndns.org [66.37.218.198]) by hub.freebsd.org (Postfix) with ESMTP id B69AC37B41A for ; Thu, 28 Feb 2002 08:04:59 -0800 (PST) Received: from quartz.bos.dyndns.org (twilde@localhost [127.0.0.1]) by quartz.bos.dyndns.org (8.12.2/8.12.2) with ESMTP id g1SG4wOl013610; Thu, 28 Feb 2002 11:04:58 -0500 (EST) Received: from localhost (twilde@localhost) by quartz.bos.dyndns.org (8.12.2/8.12.2/Submit) with ESMTP id g1SG4wPf013606; Thu, 28 Feb 2002 11:04:58 -0500 (EST) X-Authentication-Warning: quartz.bos.dyndns.org: twilde owned process doing -bs Date: Thu, 28 Feb 2002 11:04:58 -0500 (EST) From: Tim Wilde X-X-Sender: twilde@quartz.bos.dyndns.org To: "Morse, Richard E." Cc: questions@FreeBSD.ORG Subject: RE: And the abuse continues... In-Reply-To: <375F68784081D511908A00508BE3BB17DDDBF7@phsexch22.mgh.harvard.edu> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII 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 On Thu, 28 Feb 2002, Morse, Richard E. wrote: > Alright, so here's the question: I'm new to being a mailadmin. How do I > determine if my mail servers are open for relaying or not, and if they are, how > do I close them? Is there a FAQ or a HOWTO somewhere on this topic? MAPS has their Transport Security Initiative at http://www.mail-abuse.org/tsi/ , which is the URL I point our users to when we discover that they have open relays - it has a good amount of information on the topic. HTH Tim -- Tim Wilde twilde@dyndns.org Systems Administrator Dynamic DNS Network Services http://www.dyndns.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message