How to buy Microsoft Office Communications Server 2007

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• Core products

• Recommended Microsoft products

• Next steps

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Microsoft Office Communications Server 2007, the next version of Office Live Communications Server 2005, is the first Microsoft product to combine enterprise Instant Messaging (IM), Presence, Web conferencing, and software powered VoIP. For organizations that require a fully on-premise Web conferencing solution, Office Communications Server 2007 provides Web conferencing to users via an on-premise solution residing inside the corporate firewall.

Office Communications Server 2007 is licensed in the Server/Client Access License (CAL) model. Under this model, an Office Communications Server 2007 license is required for each operating system environment running Office Communications Server 2007. A CAL is required for each user or device accessing Office Communications Server 2007. You can acquire Office Communications Server 2007 as standalone server and Client Access license (CAL) or you can purchase the CALs as part of the Microsoft Enterprise CAL (ECAL) Suite. Learn more about the Enterprise CAL Suite.

To learn more about the server and CAL editions, read the Office Communications Server 2007 edition comparison. For information about pricing, read the Office Communications Server 2007 and Related Technologies pricing page.

Core products

Offering	Functionality	License Information
Microsoft Office Communications Server 2007 Standard Edition	Provides the core Office Communications Server functionality of enterprise IM, Presence, Web conferencing, application sharing, and software-powered VoIP with these primary server roles installed on a single server. Office Communications Server 2007 Standard Edition is appropriate for enterprises that do not require high availability through fail over and clustering.	You can acquire these licenses through Open Licensing, Select Licensing, and Enterprise Agreements.
Microsoft Office Communications Server 2007 Enterprise Edition	Provides the core Office Communications Server functionality of enterprise IM, Presence, Web conferencing, application sharing, and software-powered VoIP while allowing for these server roles to be installed on separate servers. Office Communications Server 2007 Enterprise Edition is appropriate for enterprises that require high-availability support through fail over and clustering.	You can acquire these licenses through Open Licensing, Select Licensing, and Enterprise Agreements.
Microsoft Office Communications Server 2007 Standard CAL	The Office Communications Server user/device CAL is required for each user/device gaining access to the server, and entitles access rights to both editions of Office Communications Server.	You can acquire these licenses through Open Licensing, Select Licensing, and Enterprise Agreements. This license is also part of the Enterprise CAL suite.
Microsoft Office Communications Server 2007 Enterprise CAL	The Office Communications Server Enterprise CAL is an additive CAL that provides access to on-premise Web conferencing, software powered VoIP, and application sharing.	You can acquire these licenses through Open Licensing, Select Licensing, and Enterprise Agreements. This license is also part of the Enterprise CAL suite.
Microsoft Office Communications Server 2007 Standard External Connector	The External Connector licenses (EC) are optional additional server license for external users that enable access to your servers running Office Communications Server 2007. With these licenses, you do not need to buy individual Office Communications Server CALs for external users. Grants access to the Office Communications Server for Office Communications Server Standard CAL functionality by an unlimited number of external users that can include, but is not limited to, business partners, suppliers, customers, retirees, and alumni. It is licensed per server.	You can acquire these licenses through Open Licensing, Select Licensing, and Enterprise Agreements.
Microsoft Office Communications Server 2007 Enterprise External Connector	The External Connector licenses (EC) are optional additional server license for external users that enable access to your servers running Office Communications Server 2007. With these licenses, you do not need to buy individual Office Communications Server CALs for external users. Grants access to the Office Communications Server for Office Communications Server Enterprise CAL functionality by an unlimited number of external users that can include, but is not limited to, business partners, suppliers, customers, retirees, and alumni. It is licensed per server.	You can acquire these licenses through Open Licensing, Select Licensing, and Enterprise Agreements.
Microsoft Office Communicator 20071	Client software used to access Office Communications Server. Sold in Volume Licensing as a standalone offering or as part of Office Professional Plus 2007 or Office Enterprise 2007.	You can acquire these licenses through Open Licensing, Select Licensing, and Enterprise Agreements as a standalone license or as part of Office Professional Plus or Office Enterprise.
Microsoft Office Live Meeting	For organizations that prefer a hosted Web conferencing solution, the Office Live Meeting conferencing service will continue to be offered as a hosted service.	To learn more about the Office Live Meeting Service for your Web conferencing needs, see the Office Live Meeting overview and How to buy Office Live Meeting for information about licensing and pricing.

¹ The full functionality of Office Communicator 2007 is enabled when used with Office Communications Server 2007. This includes rich-presence integration with Microsoft Office, instant messaging, voice, video, and conferencing capabilities.

See the Office Communications Server 2007 system requirements.

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Recommended Microsoft products

Enhance Office Communications Server 2007 deployments with products that work better together with Office Communications Server 2007.

Offering	Functionality	License Information
Microsoft Office Enterprise 2007 or Microsoft Office Professional Plus 2007	Each of these 2007 Microsoft Office suites provide a comprehensive set of business productivity applications that helps your organization succeed by making it easier to more effectively manage, analyze, and share information.	Please see the How to buy the 2007 Microsoft Office suites page for more information on licensing options for each of the 2007 Microsoft Office suites.
Microsoft Exchange Server 2007	For anywhere access to e-mail, voice mail, calendars, and contacts from a variety of clients and devices.	For information about acquiring Exchange Server 2007, visit the Exchange Server 2007 how to buy page.
Microsoft Office SharePoint Server 2007	For a single point of information access to people, teams, knowledge, and applications.	For information about acquiring Microsoft Office SharePoint Server 2007, visit the Microsoft Office SharePoint Server 2007 how to buy page.

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Next steps

To acquire Office Communications Server 2007:

1. Review the Office Communications Server 2007 licensing frequently asked questions.
2. Learn more about our licensing channels:
   • Volume Licensing  
     For information about the different volume licensing programs available for companies interested in more than five licenses for Exchange Server, visit the Microsoft Volume Licensing Services site.
   • Microsoft Software Assurance  
     Available to volume licensing customers only, the Microsoft Software Assurance (SA) program gives you automatic access to new technology and provides productivity benefits, support, tools, and training to help deploy and use software efficiently. Learn more about features and benefits and find out how to acquire SA at the Software Assurance for Volume Licensing page on the Microsoft Volume Licensing site.
3. Find a Microsoft reseller.
   • To acquire licenses, visit the Microsoft Resource Information Center to locate your licensing program representative.
   • If you are outside the United States and Canada, visit the Microsoft Worldwide Information site to locate your local Microsoft office.
   • Contact your local Microsoft U.S. sales office.
   • Call (800) 426-9400 from the United States or call (877) 568-2495 from Canada to speak with a Microsoft representative today.

To acquire Office Communicator 2007:

1. If you are an existing Volume Licensing customer of Office Enterprise 2007 or Office Professional Plus 2007, read the frequently asked questions to learn how you can get Communicator 2007 when it is released.
2. Find a Microsoft representative or authorized reseller. Many Microsoft purchases require expert assistance. Representatives and resellers can help you sign up for the licensing program that is right for you.
3. Visit the Microsoft Office Communications Server 2007 home page to get more information on the backend server technology.

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