To configure an e-mail program as well as yor account details - e-mail address, account name or user name, and password - you will need to enter the addresses of your mail servers.
Mail Server Details
You need to know your email service provider's incoming or POP, for Post Office Protocol, mail server and the outgoing or SMTP, for Simple Mail Transfer Protocol, mail server. For simplicity both are usually made the domain name of the peovider, preceded by the word mail such as...
Not all follow this server naming convention so you will need to check these details.