From NextGov: The cloud e-mail setup the Defense Information Systems Agency developed for the Army could serve the entire Defense Department, DISA revealed in an obscure June contract award.

DISA said it plans to pay $2.2 million for the email server software to support 1.4 million Army personnel, and added the system — based on Microsoft Exchange 2010 Enterprise Email — "is scalable to support the 4.5 million DoD user personas, which are actual user accounts and other defined entities such as group email addresses, which are required by Exchange."

The June notice stated that the Microsoft Enterprise Email package will provide a single solution to customers Defensewide, with messages hosted in 16 sites within DISA's Defense Enterprise Computing Centers. Market research conducted last summer determined no other products worked with the agency's existing, older version of Microsoft email. Read the entire article here.