Cox - can't send emails

I create emails and the move to the Outbox but the send fails.  When I diagnose the SMTP it fails and cannot resolve.  I do have the SMTP settings that Cox recommends. 

Hello Dan,
please provide us with logs and we will get back to you with update.
You will get logs by going to Menu>Tools>Operations>Log, copying with Ctrl+A and paste to notepad then send the file to [email protected]