Date: Tue, 6 Jun 2000 22:19:06 +0200 From: Gabriel Ambuehl <gabriel_ambuehl@buz.ch> To: "James A. Mutter" <jmutter@colltech.com> Cc: keith@mail.telestream.com, questions@FreeBSD.ORG Subject: Re[2]: Spoofed mail Message-ID: <147471762338.20000606221906@buz.ch> In-Reply-To: <Pine.GSO.4.21.0006061513200.10776-100000@psasolar.private.psa.pencom.com> References: <Pine.GSO.4.21.0006061513200.10776-100000@psasolar.private.psa.pencom.com>
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Hello James, > POP Before SMTP is a good way to do this. Force the users to comlete a > valid POP transaction before accepting mail from that host. Sendmail, > Postfix, and I'm guessing QMail all support this, with varying degrees > of difficulty. ACK. We use this here with great success (qmail + vpopmail environment). I can only recommend it especially if you do webhosting. With dialup clients, the problem isn't that big as they're IPs are always in your own nets... Best regards, Gabriel To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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