I keep getting this error when I try to check my emails:

Unable to send or receive messages for the Antmail.com (nambuat) account. Your server has unexpectedly terminated the connection. Possible causes for this include server problems, network problems, or a long period of inactivity.

Server: 'mail.antmail.com.au'
Windows Live Mail Error ID: 0x800CCC0F
Protocol: POP3
Port: 110
Secure(SSL): No