I have just installed a new computer with Windows & Professional 64 bit and set up Windows Live Mail. I can receive mail but I get the following error when I try to send a test email to myself.

Your server has unexpectedly terminated the connection. Possible causes for this include server problems, network problems, or a long period of inactivity.

Subject 'Test'
Server: 'smtp.frontier.com'
Windows Live Mail Error ID: 0x800CCC0F
Protocol: SMTP
Port: 465
Secure(SSL): No
Socket Error: 10053

Ed Butler