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Re: suppress NDRs from spoofed sender

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  • Ansgar Wiechers
    ... I prefer to know when mail I sent did not reach a recipient, even if the person running the destination MTA is an idiot. YMMV. Regards Ansgar Wiechers --
    Message 1 of 11 , Feb 20, 2010
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      On 2010-02-19 David Koski wrote:
      > On Monday 15 February 2010, Ansgar Wiechers wrote:
      >> On 2010-02-14 David Koski wrote:
      >>> How about something more simple: test for From: is the same as To:
      >>> and is from MAILER-DAEMON:
      >>>
      >>> grep "^From:.*<david@...>" "$test" \
      >>> && grep "Return-Path:.*<MAILER-DAEMON>" "$test" \
      >>> && grep "^To:.*<david@...>" "$test"
      >>>
      >>> ..where "$test" is the email file to scan.
      >>
      >> You (your users) might lose valid bounces that way.
      >
      > I would only loose bounces that were from and to me, right? That is
      > no big deal.

      I prefer to know when mail I sent did not reach a recipient, even if the
      person running the destination MTA is an idiot. YMMV.

      Regards
      Ansgar Wiechers
      --
      "Abstractions save us time working, but they don't save us time learning."
      --Joel Spolsky
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