The Expanding Communication email server includes several best-in-breed open-source software (BBOSS) components to provide high-volume email services on a Linux server. Maxwell Worthington's installation and management tools ensure that all software is installed and configured properly.
The heart of the email server is the Postfix mail transfer agent and SMTP server. Mail delivery is performed by the Dovecot IMAP and POP3 server. Email scanning is accomplished with SpamAssassin, Clam Anti-virus, and Amavisd-new. Scalable Open Groupware dot org (SOGo) provides instant access to email and provides excellent middleware for calendering and contact management.