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214073Re: Invalid address and bounce from Exchange

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  • Eray Aslan
    Feb 1, 2007
      Eray Aslan wrote:
      > As far as I can tell, RFCs allow empty local part as quoted null string.
      > Even if it is technically correct, should we allow empty local parts in
      > email address in the form of @...? Certainly, it not
      > deliverable. Or is Exchange at fault here and I should solve this by a
      > regexp in check_sender_access?

      For the record, I added the following to the main.cf:

      smtpd_recipient_restrictions =
      check_sender_access regexp:/etc/postfix/empty_local

      /^@.+/ REJECT No empty local part in email addresses please

      Any caveats I should be aware of?

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