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From: yes (yes_at_ireadyouremail.com)
Date: Tue Feb 04 2003 - 12:03:37 CST

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    Check the postfix config

    postconf

    I believe there is a default defer in there that is a 450, however, I
    can't speak for your config.

    On Tue, 04 Feb 2003 09:58:43 -0800, you wrote:

    >Does anyone have any idea why postfix is issuing different error codes for
    >what appears (to me) to be the same error?
    >
    >Feb 3 17:31:50 bachelor postfix/smtpd[26775]: reject: RCPT from
    >unknown[64.46.114.164]: 450 Client host rejected: cannot find your
    >hostname, [64.46.114.164]; from=<sendermail4.unlist.net> to=<memchenry.net>
    >Feb 4 01:13:48 bachelor postfix/smtpd[29512]: reject: RCPT from
    >unknown[66.129.124.179]: 554 Client host rejected: cannot find your
    >hostname, [66.129.124.179]; from=<mail2mail.play4keeps.com>
    >to=<memchenry.net>
    >
    >The first one went out with a 450, the second with a 554. The 554 I can
    >explain, since that's the code in main.cf. But, I have grepped the entire
    >postfix config directory and there isn't a 450 anywhere...
    >
    >Thanks...
    >
    >Stephen