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Recent content by MarkyDPR

  1. MarkyDPR

    Very interesting problem...

    Sorry guys, I have been super busy. Anyway, here's a follow up. I set up rDNS with SBC. However, in doing an rDNS lookup, it's still not resolving correctly. No one seems to know why. I'm still working on this... It's just really odd.
  2. MarkyDPR

    Very interesting problem...

    No, I have not had them remove my domain info from their DNS. The person I am trying to reach is not on the same ISP... I'm just afraid if I have theshop.net remove it, I won't be able to get E-Mail to these people at all. This problem just makes no sense...
  3. MarkyDPR

    Very interesting problem...

    I am using DNS to send mail myself. I am using a Xincom DPG-502 as my firewall. On the firewall, Port 25 is forwarded to my exchange server. I believe that is all configured correctly, as far as I can see. Now, let's check out some mail headers, sent from inside my network to another address...
  4. MarkyDPR

    Very interesting problem...

    I’m having a very interesting problem. I’m not sure where my problem lies. First, some background. The company I work for had a DSL line with “theshop.net.” They are a local ISP here in OKC. They also hosted our website and DNS/MX records. We have an exchange server in house. Well, theshop...
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