From owner-freebsd-questions@FreeBSD.ORG Sun May 11 08:30:32 2003 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 66D4137B401 for ; Sun, 11 May 2003 08:30:32 -0700 (PDT) Received: from blacklamb.mykitchentable.net (207-173-227-249.bras01.elk.ca.frontiernet.net [207.173.227.249]) by mx1.FreeBSD.org (Postfix) with ESMTP id A189F43FBF for ; Sun, 11 May 2003 08:30:31 -0700 (PDT) (envelope-from drew@mykitchentable.net) Received: from bigdaddy (bigdaddy [192.168.1.3]) by blacklamb.mykitchentable.net (Postfix) with SMTP id 56FDFEE54C; Sun, 11 May 2003 08:30:31 -0700 (PDT) Message-ID: <010a01c317d2$41f48220$0301a8c0@bigdaddy> From: "Drew Tomlinson" To: "Mark Foster" , "FreeBSD Questions" References: <00a601c31659$39271970$6e2a6ba5@tagalong><1052509442.11604.8.camel@gentoo1.enic.cc> <018d01c3167a$b6b2d3e0$6e2a6ba5@tagalong> Date: Sun, 11 May 2003 08:30:31 -0700 MIME-Version: 1.0 Content-Type: text/plain; charset="Windows-1252" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1158 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 Subject: Re: DNS and Backup Mail Server -- SOLVED X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 11 May 2003 15:30:32 -0000 ----- Original Message ----- From: "Drew Tomlinson" To: "Mark Foster" ; "FreeBSD Questions" Sent: Friday, May 09, 2003 3:31 PM Subject: Re: DNS and Backup Mail Server > ----- Original Message ----- > From: "Mark Foster" > To: "FreeBSD Questions" > Sent: Friday, May 09, 2003 12:44 PM > Subject: Re: DNS and Backup Mail Server > > > > Your setup provides failover only if blacklamb is unavailable. Even then > > it is a manual failover (requires your intervention to fix). > > Even better would be to have an additional MX record of lower priority > > (higher number = lower priority) that would queue the mail for you in > > case of another outage. That server should be "out there" on the > > Internet. > > Thank you for your input. I don't mind the "manual failover" aspect. It's > just my own server for my own mail and receives less than 500 messages per > day (most from freebsd-*). The only time it "fails" is when I'm mucking > with it. :) In this case it was vinum config and I really screwed it up. > > > If you choose to do that, you'll need to find someone willing to do the > > backup MX hosting for you. It's really easy to setup the backup. Ask a > > friend. > > I will do that if I ever find a friend that runs a mail server. At this > time most of my friends can't even figure out how to run their mail client > on Windows. > > > Oh, and setting up postfix on blacksheep as *backup* is probably not > > what you want... but I could be wrong. If the users/aliases don't exist > > on blacksheep it might reject the mail. > > Actually I think I have this one OK as I can telnet to blacksheep on port 25 > and issue mail commands to simulate mail addressed to @mykitchentable.net > and it gets forwarded to blacklamb as is should. I should also mention that > I've been able to do this on both the 10.2 and 1.2 interfaces. It's just > that when I change the NAT entry in my router, I never see any connections > initiated to blacksheep. And unfortunately the logging facilities on the > 3Com are minimal so I don't know where the failure occurs. I found my problem. I failed to allow traffic to blacksheep's interfaces in the firewall setup (duh). :) So anyway, the concept works. Drew