IMAP (Internet Message Access Protocol) setup will store the email messages on the server not like POP3 where it'll delete the email once it's downloaded on your computer. IMAP allows you to check your email anywhere from any device or through webmail services.
Click on the "Accounts" tab and then "Email".
Email address:Type in your glisnet email address.
Password:Type in the pasword for that email address.
Display name for your sent messages:Type in the name you'd like to appear on the mails..
Server type:Select IMAP
Authenticate using:Select Clear text
Logon user name:Type in your email address