A Modular Email System Using Open Source Components Abstract Scott presents several variants of a horizontally-scaled email design that can be deployed using distributed Linux. mainframe Linux, or a combination of the two, which provides inbound and outbound SMTP, virus and spam blocking. POP3 and IMAP delivery, webmail, and rapid semi-automated deployment of the new servers to meet increased demand. This is a design that Sine Nomine Associates has successfully deployed at multiple customer sites. scalable to handle in excess of 40,000 users and over 25,000 inbound messages per hour after filtering. Http://sinenomine.net/system/files?file=MVMRUG-ModularEmail-20050422.pdf [ Closed window ]