Exchange 2010 Client Access Licenses (CALs)

Exchange 2010 Client Access Licenses (CALs)

As with the Server licenses, the Exchange Server 2010 CALs have also been significantly improved from the previous versions of Exchange. The Exchange Enterprise is available in the same two variants as before; Exchange Enterprise CAL without Services and Exchange Enterprise CAL with Services.


The following tables provide a detailed feature breakdown for each CAL edition of Exchange Server 2010:

Feature Standard CAL Enterprise CAL Std. + Ent. CAL (with and without Services)
E-mail, Calendar, Contacts, and Tasks Yes Yes
Outlook Web App (Internet Explorer, Firefox, and Safari support) Yes Yes
Exchange ActiveSync Mobile Access Yes Yes
Rich Outlook inbox experience, including enhanced Conversation View and Mail Tips Yes Yes
Role Based Administration Control capabilities Yes Yes
Integration of IM, SMS, and RSS Yes Yes
Federated Calendar Sharing Yes Yes
Exchange ActiveSync Mobile Management Policies Standard Advanced All
Journaling Per Database Per User/Distribution List All
Voicemail with Unified Messaging No Yes Yes
Retention Policies Default Custom All
Integrated Archive* No Yes Yes
Multi-Mailbox Search and Legal Hold No Yes Yes
Information Protection & Control (IPC): journal decryption, transport protection rules, Outlook protection rules, IRM Search, and Legal Hold No Yes Yes

Customers may buy the standard CAL standalone, but those who want to acquire the Enterprise features as listed above must purchase both the standard and the Enterprise CALs.