Perfect. DNS is no longer the problem. I can now receive email without connecting directly to the SMTP server. Now I'm on to making my Postfix configuration more complicated with virtual domains, MySQL authentication, etc.
Thanks! -Aaron On Wed, 2005-04-13 at 09:44 -0400, Aaron S. Joyner wrote: > Aaron Bockover wrote: > > >Oooh! This may not be a total Postfix issue after all. The name servers > >for my domain (rmmp.org) are at ZoneEdit. I have an MX record set to > >mail.rmmp.org. > > > >When I telnet to rmmp.org (25 or 26, depending on what network I'm > >behind), I can talk with the SMTP server. However, when I try to get to > >mail.rmmp.org, I get a host not found. I'm hoping this is where the > >problem is. Seems quite likely. > > > >In ZoneEdit, under my MX config for the domain, I have: > > > >mail.rmmp.org "handles mail" 1st "for domain" rmmp.org > > > >For the IP (A) records, I have rmmp.org and www.rmmp.org pointing to the > >IP address of the server. Do I also need a mail.rmmp.org A record mapped > >to an IP address? My initial thoughts that were since mail.rmmp.org > >"handles mail" for rmmp.org, and rmmp.org has an A record, I wouldn't > >need one explicitly for mail.rmmp.org. I'm going to give this a shot, > >but still don't know if it's correct. > > > > > Your thinking is correct. You need an A record for mail.rmmp.org in > order for your setup to work. The MX record simply defines which A > record handles mail for which domain. I.e. if I send mail to > [EMAIL PROTECTED], it looks at the MX record for rmmp.org to find out which A > record to contact with the message. If no MX record exists, it looks > for an A record for rmmp.org. So alternately, you could remove the MX > record, but using an MX is generally the preferred way of handling > things, as it's more explicit. The additional functionality that MX > records allow (load balancing, priority-based fail overs, mail handling > separate from the machine actually listed as the root of the domain, > etc) probably isn't necessary in your setup, but it's good to understand > and get comfortable with. :) > > Aaron S. Joyner -- TriLUG mailing list : http://www.trilug.org/mailman/listinfo/trilug TriLUG Organizational FAQ : http://trilug.org/faq/ TriLUG Member Services FAQ : http://members.trilug.org/services_faq/ TriLUG PGP Keyring : http://trilug.org/~chrish/trilug.asc
