smtp 451 4.7.1 error

upsforum

• March 19, 2015 06:33

I get this error from exim on my server:
2015-03-19 12:20:57 1YYYVV-0003yg-IY <= sender@domain.com H=(iMac.local) [local.ip]:52050 P=esmtpsa X=TLSv1:DHE-RSA-AES128-SHA:128 A=dovecot_plain:sender@domain.com S=7791 id=550AB11A.7080808@hostname T="Re: Subject" for recipient@domain.com 2015-03-19 12:20:57 1YYYVV-0003yg-IY SMTP connection outbound 1426764057 1YYYVV-0003yg-IY hostname recipient@domain.com 2015-03-19 12:20:58 1YYYVV-0003yg-IY == recipient@domain.com R=dkim_lookuphost T=dkim_remote_smtp defer (-46) H=hostname.recipient.com [recipient.ip]: SMTP error from remote mail server after end of data: 451 4.7.1 Service unavailable - try again later

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  cPanelMichael

  • March 19, 2015 15:59

  Hello, That message indicates the remote mail server is unable to accept the email due to a temporary service issue. You may want to report this issue to their mail administrator if additional messages fail to deliver. Thank you.

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