How Linux Mail Server Works, Setup, Configuration, SMTP Server, Checking Queue, Fight Spam With SpamAssassin. POP3, IMAP, Install and Configure Dovecot Organizations can use Microsoft Exchange Server to centrally manage. Large organizations can purchase Exchange Server as a standalone software package for installation on one or more physical servers within their IT infrastructure. “The Internet’s underlying core email protocol, Simple Mail Transport Protocol (SMTP), was adopted in 1982 and is…