From owner-freebsd-questions Mon Dec 20 3:35:21 1999 Delivered-To: freebsd-questions@freebsd.org Received: from axl.noc.iafrica.com (axl.noc.iafrica.com [196.31.1.175]) by hub.freebsd.org (Postfix) with ESMTP id 7F58314BFE for ; Mon, 20 Dec 1999 03:35:17 -0800 (PST) (envelope-from sheldonh@axl.noc.iafrica.com) Received: from sheldonh (helo=axl.noc.iafrica.com) by axl.noc.iafrica.com with local-esmtp (Exim 3.11 #1) id 12015O-000MWC-00; Mon, 20 Dec 1999 13:34:42 +0200 From: Sheldon Hearn To: John Cc: Jim Conner , Martin Welk , freebsd-questions@FreeBSD.ORG Subject: Re: Wrapping Sendmail [was: Re: DNS Setup] In-reply-to: Your message of "Sun, 19 Dec 1999 14:17:33 EST." <4.1.19991219141354.00957160@mail.udel.edu> Date: Mon, 20 Dec 1999 13:34:42 +0200 Message-ID: <86563.945689682@axl.noc.iafrica.com> Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Sun, 19 Dec 1999 14:17:33 EST, John wrote: > So, I'm assuming that sendmail belongs within the hosts.allow file, unless > I'm missing something? You're not missing anything. Since 3.2-RELEASE, sendmail has been linked against libwrap, thus using TCP Wrappers when considering incoming connections. > I guess, another question for this would be "how do you use this to > prevent spammers/relay-rapers? You don't, really. > Do you deny everyone other than your local host? Since if you do, > won't that prevent all mail from coming in?" No and yes. :-) Using TCP Wrappers for sendmail is only really useful for special cases, for example for relay-only hosts that don't accept incoming connections, or hosts that only accept incoming connections from a limited number of mail gateways. Ciao, Sheldon. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message