For configurations on email programs such as Outlook, MacMail, etc:
Username: Full Email Address (ie. sales@example.com)
Incoming POP3 / IMAP server: mail.example.com
Outgoing SMTP server: mail.example.com
Incoming POP3 Port number: 110
Incoming IMAP Port number: 143
Outgoing POP3/IMAP Port number: 25 or 1025
Outgoing mail server authentication: Required. (Can be found under more settings > Outgoing Server Tab on Outlook, SMTP Server > Advance for Mac mail)
Authentication: Password (For Mac Mail only)
Root path folder/IMAP path prefix: INBOX (For IMAP setting only)
SSL: OFF/NONE