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Re: Rewriting old domain to new domain

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  • Noel Jones
    ... Use smtp_generic_maps to rewrite old domain - new domain during delivery to the internal mail server.
    Message 1 of 2 , Apr 27, 2011
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      On 4/27/2011 10:57 AM, Casartello, Thomas wrote:
      > Hello,
      >
      > We are going to begin the process of changing from one domain
      > name to another in our organization. Postfix functions as our
      > MX server and then forwards on to our Microsoft Exchange
      > environment. We need to keep both domains active for a year,
      > but because of the way the spam filter works, I can’t just
      > directly forward on the messages from both domains to
      > Exchange. I need to rewrite our old domain to our new domain
      > in postfix before it gets processed by our spam filter.
      > However I notice that when you do a rewrite for an entire
      > domain it bypasses the relay recipient table I have setup
      > (rejects recipients that don’t exist in our Active
      > Directory/Exchange system using LDAP.) Essentially I need to
      > have the old domain rewritten to the new domain, but also have
      > the recipient’s address validated before it is rewritten.
      > Because of the way our spam filter works I have to reject
      > recipients that don’t exist in our organization at the outside
      > as well as rewrite the domain name. Is this possible?
      >
      > Tom


      Use smtp_generic_maps to rewrite old domain -> new domain
      during delivery to the internal mail server.
      http://www.postfix.org/ADDRESS_REWRITING_README.html#generic

      generic:
      @... @...


      -- Noel Jones
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