Hi guys,
need help with Outlook, to use smtp port 587 for outgoing mail.
The problem is, I cannot authenticate user on port 587 (Client Frontend Connector), but if I change SMTP port to 465 (Client Proxy connector), then AUTH is working.
The port 25, for anonymous is working, but I want to AUTH users. Why is port 465 working and 587 is rejecting AUTH?

Here are connectors permissions: 
Here is the log of "Client Frontend connector":
And here is the connector cert:









