Date: Tue, 27 Aug 2002 08:19:07 -0400 From: ScaryG <freymann@scaryg.shacknet.nu> To: Mike Hogsett <hogsett@csl.sri.com> Cc: freebsd-questions@freebsd.org Subject: Re: Sendmail Rules Message-ID: <20020827081907.26bdcc42.freymann@scaryg.shacknet.nu> In-Reply-To: <200208270645.g7R6jDNL008296@axp.csl.sri.com> References: <200208270645.g7R6jDNL008296@axp.csl.sri.com>
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On Mon, 26 Aug 2002 23:45:13 -0700 Mike Hogsett <hogsett@csl.sri.com> wrote: > We are, as many of you are also, experiencing an increasing number of > forged from adresses in email sent to our domains. Traditionally we > have allowed external mail to claim to be internal senders for a number > of reasons. What I would like to do is only permit hosts within our > address space to claim to be user@ourdomain(s).com and deny all external > hosts claiming to be user@ourdomain(s).com (with an appropriate error > message). You want to completely eliminate outside use of your domain? Won't you kick some of your users in the butt by doing this? Why not look at SMTP AUTH instead? That way legitimate users can check and send mail from anywhere without being penalized globally. =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= Scary Gerry -- Senior Systems Manager freymann@scaryg.shacknet.nu -For web-hosting, Perl, PHP & MySql programming see http://www.interpool.ca -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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