A lot of small businesses run a customized Linux distribution specialized to small offices and medium enterprises. Nethserver is such a Linux distro based on the popular Centos 7. Nethserver is an operating system for Linux enthusiasts, designed for SMB companies. It features a nice web based administration interface, and offers various applications, eg. groupware, file server, mail server, vpn, private cloud, team chat, and many more.
Email archiving is a hot topic for even SMB companies. Fortunately, Nethserver 7 offers you email archiving capabilities featuring piler. Together with the Nethserver team we’ve managed to deploy and run the open source version of piler in a dockerized environment.