Knowledgebase: Email
550 Relaying Error
Posted by Administrator on 20 September 2005 09:17 PM
QUESTION
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The SMTP service is totally not working on our LAN as well as from any stand alone PC.

ANSWER
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- please check Domain DNS .. appear not completly correct
- Be sure to enable SMTP Authentication in your Email client or you may not be able to send outgoing mail
- check if your local network prohibt SMTPing
(869 vote(s))
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