EmailDiscussions.com - View Single Post - 550 - Please turn on SMTP Authentication in your mail client

aussieboykie · 21 Jul 2019, 04:13 PM

Port 587 fails. Error reads...

Sending of the message failed.
The message could not be sent because the connection to Outgoing server (SMTP) smtp.fastmail.com was lost in the middle of the transaction. Try again.

21 Jul 2019, 04:13 PM	#4
aussieboykie Essential Contributor Join Date: Dec 2002 Location: Sydney, Australia Posts: 475	Port 587 fails. Error reads... Sending of the message failed. The message could not be sent because the connection to Outgoing server (SMTP) smtp.fastmail.com was lost in the middle of the transaction. Try again.