Outlook Undeliverable Error

  • Thread starter Thread starter Jack
  • Start date Start date
J

Jack

Undeliverable message returned with error 550 not local
host. How do I fix it?
 
Jack said:
Undeliverable message returned with error 550 not local
host. How do I fix it?
Click to expand...

Make sure your are properly authenticating to your outgoing server.
 
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