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Reason(SMTP Send_RCPT_ToCc command failed Error (550) 5.7.1 Unable to relay for )

Question asked by TMACUL Champion on Apr 30, 2016
Latest reply on May 3, 2016 by TMACUL

CA SDM email fail, but when i try to test SMTP works

https://technet.microsoft.com/pt-br/library/dn592151(v=exchg.150).aspx

 

I remove and reinstall SMTP but still fail.

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