Configuring Postfix + Spamasassin + Amavis as front-end Mail Transport Agent (MTA) to MS Exchange 2010
Introduction
The last time my client uses Windows Small Business Server, I had them bought Trend Micro Client Server Messaging Security for Small and Medium Business. It was quite costly; around $1200 for 15 users includes 2 years maintenance. It made sense then, because his settings makes it easy to manage and maintain and virus protect [...]