asked on
ASKER
ASKER
Exchange is the server side of a collaborative application product that is part of the Microsoft Server infrastructure. Exchange's major features include email, calendaring, contacts and tasks, support for mobile and web-based access to information, and support for data storage.
TRUSTED BY
http://technet.microsoft.com/en-us/library/aa998662.aspx
will help you with that.
http://technet.microsoft.com/en-us/library/aa997285.aspx
http://www.msexchange.org/articles_tutorials/exchange-server-2010/planning-architecture/smtp-routing-exchange-2010-part2.html