Topic Last Modified: 2011-05-16
You can provide communications services to users in your organization in any of the following ways:
- Deploying Microsoft Lync Server 2010 in your organization
(known as an on-premises services) and setting up Microsoft
Lync 2010user accounts in your organization.
- Setting up a Microsoft Lync Online 2010 customer account with a
host provider and setting up user accounts with the host provider
(known as online services).
- Setting up a combination of on-premises support for some of
your organization’s users and online services for some users.
If you deploy Lync Server 2010 in your organization, you can federate with the domains of one or more Microsoft Lync Online 2010 customers, including for any customer you set up for your organization and customers set up by other organizations. To enable federation between users of your on-premises Lync Server 2010 deployment and users of a Lync Online 2010 customer, you must configure support for the domain and users of the Lync Online customer. For details about Lync Online 2010, see Lync Online at http://go.microsoft.com/fwlink/?LinkId=218941.