Ihave 4 accounts in office 2010, all of them receive mail, but only one allows me to send, other accounts gives me error cannot be reached '550 #5.1.0

  • Thread starter Gabriel Brite Choice Insurance
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Gabriel Brite Choice Insurance

out of 4 accounts only my yahoo account can send and receive e-mails. thanks

Hal Hostetler - Print-Imaging [MVP]

Unless you're directly connected to the ISPs hosting the other accounts, the 550 error is likely proper. You need to use whatever SENDING server you can communicate through for all 4 accounts. Please see this explanation:

Troubleshoot 550 , 553, and relay-prohibited errorsHal

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