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Microsoft Exchange Requirements 64-bit CPU architecture, 2 CPU cores, 8 GB RAM (recommended), 1.2 GB free space for files, 30 GB on install drive + 500 MB for each language, 200 MB on system drive, additional space for mail servers NTFS file system Microsoft Exchange Roles Mailbox Server, Client Access Server, Edge Transport Server Mailbox Server roles that enables creation of users, mailboxes, and contacts Client Access Server sends requests from the client to the mailbox server and returns data from the mailbox server to the clients Edge Transport Server manages all internet-facing, inbound and outbound mail flow, and provides protection against spam Microsoft Exchange Capabilities Clustering and high availability, Electronic mail (Email), Unified Messaging Clustering pool resources of multiple servers together for failover or high availability; Windows 2000 supports clustering of 4 nodes, Windows 2003+ supports 8 nodes Database Availability Group (DAG) contains mailbox servers that become members of DAG; databases can be copied to other members of the DAG; once added to DAG, Failover Clustering is installed on server High Availability solution that provides service availability, data availability, and automatic recovery from failures that affect the service or data Electronic Mail (Email) ability to send data across a network from one user to another; main capability of Exchange; can be set up in garrison or in a flying COC via ANW2 radio network Unified Messaging enables users to use voice communications via email; includes voicemail, call answering, and call forwarding; allows access or dialing contacts stored in directory; setup, accept, or cancel meetings; listen to and send calendar information Microsoft Exchange Required Software FilterPack, Media Foundations Feature, Unified Communications Managed API, Exchange Powershell Script