Posts Tagged ‘outgoing server’

503 valid RCPT command must precede DATA

If you receive the following message after you tried to send an email from MS Outlook, then it means that your outgoing server requires authentication:

503 valid RCPT command must precede DATA

Be the first to comment - What do you think?  Posted by Jules - February 22, 2010 at 11:11 pm

Categories: Computers, Software   Tags: , , ,