TABLE OF CONTENTS Like its predecessor, Live Communications Server 2005, OCS 2007 is available in two editions: Standard Edition and Enterprise Edition. Both support the full suite of IM, presence, conferencing, and VoIP features. Let s look at each one now.
The Standard Edition server hosts all the necessary server components and services, as well as the database for storing the user and conference information, on a single Front-End Server. Because it requires a minimal hardware investment and minimal management overhead, the Standard Edition configuration is ideal for small and medium-size businesses as well as for branch offices. It is intended for deployments with fewer than 5,000 users either in total or at a particular location where high availability is not a requirement. The Standard Edition provides full functionality for small organizations.
The Enterprise Edition of OCS 2007 separates the server functionality from data storage to achieve higher capacity and availability. An Enterprise Edition pool typically consists of two or more Front-End Servers, each fronted by a hardware load balancer and connected to a backend database. (If needed, it is also possible to deploy a single Front-End Server without a load balancer.) Optionally, certain conferencing components can be deployed on separate computers for higher capacity and availability. The Enterprise Edition is appropriate for medium, large, and very large organizations.
Enterprise Edition: Consolidated Configuration is a pool configuration in which all the server components are colocated on the pool s Front-End Servers (the only exception is the placement of...
