The Mail Server
The mail server sends and stores e-mails over the internet by using LANs and WANs with the help of the mail server, you can send e-mails from one computer to another computer connected in a network within a few seconds. The mail server receivers an income e-mail from a user and forwards the e-mail for delivery. An e-mail program, such as Outlook or Eudora, uses Simple Mail Transfer Protocol (SMTP) for sending e-mail and post office protocol 3 (POP3) or internet message access protocol (IMAP) foe receiving e-mail .