This it the same problem I am having with verizon. I followed your setup and
here is the error message I am getting....
Your server has unexpectedly terminated the connection. Possible causes for
this include server problems, network problems, or a long period of
inactivity. Account: 'verizon', Server: 'incoming.veizon.net', Protocol:
POP3, Port: 110, Secure(SSL): No, Error Number: 0x800CCC0F