[Date Prev][Date Next]   [Thread Prev][Thread Next]   [Thread Index] [Date Index] [Author Index]

Re: Mail authentication error?



Hongwei Li wrote:

Recently, users say that they cannot use Outlook to send emails out if they
set SSL connection with port 587 for outgoing server and 993 for incoming
server.

Port 587 isn't an "SSL" port. It's the MSA port, and probably supports TLS. If Outlook is configured to do SSL rather than TLS, it's not going to work.

Port 465 is the SMTP "SSL" port.


[Date Prev][Date Next]   [Thread Prev][Thread Next]   [Thread Index] [Date Index] [Author Index]