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  1. Gibson

    DNS setup

    I just helped someone solve this exact dilemma today. The answer is a qualified "yes, it can matter." Unless you do a zone transfer and take the DNS tables as they exist right now at your ISP and put them onto your machine, your users may have troubles reaching your own...
  2. Gibson

    Relaying denied. IP name lookup failed [172.16.1.131]

    Go to /etc/mail/ and edit relay-domains to add something like this: 172.16.1. RELAY Then, sendmail will relay your mail with no problems. Oh, it's a tab between the IP range and "RELAY." Hope this helps. Gibson in Nashville

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