Reintroduced in Exchange 2013 SP1 is the Edge Transport server role. This server role is for message hygiene purposes for Internet messages. Messages arriving from the Internet are delivered to the Edge Transport server, messages sent by users to the Internet are delivered by the Edge Transport server. The primary role of the Edge Transport Server is to clean up the incoming message and filter out all spam messages. In this blog post I’ll discuss how to install and configure the Exchange 2013 SP1 Edge Transport server. Continue reading Exchange 2013 SP1 Edge Transport Server →