Q: Will OCS 2007 interoperate with Live Communications Server 2005?
A: Yes. While organizations are in the process of migrating, OCS 2007 and Live Communications
Server 2005 can interoperate.
Q: Can I upgrade from Live Communications Server 2005 to OCS 2007?
A: Yes. The migration process involves deploying some OCS 2007 infrastructure in parallel
to a Live Communications Server 2005 deployment and then easily migrating the users
across to the new infrastructure.
Q: How many servers do I need to run OCS 2007?
A: This depends on your organization??™s requirements. For smaller deployments, you could
run your infrastructure on one server, but for environments where greater scale,
geographical distribution, or fault tolerance is required, OCS 2007 has a fl exible architecture
to allow this kind of scaling in a multiserver environment.
Q: What are the system requirements for running OCS 2007?
A: Hardware requirements vary according to server role, confi guration, and storage
requirements. Operating system minimum requirements are Windows Server 2003 SP1R,
but Windows Server 2003 R2 is recommended. For all servers requiring Active Directory,
the minimum supported confi guration is Windows 2000 SP4 in Windows 2000 Native
Mode. OCS 2007 requires .NET Framework 2.0. For all servers running IIS, the required
version is 6.0. For all servers requiring SQL Server, the minimum and recommended
versions are as follows: minimum, SQL Server 2000 SP4 or SQL Server 2005, SP1
Microsoft Office Communications Server 2007 ??? Chapter 2 65
(32-bit or 64-bit versions of SQL Server SP1 or later are supported); recommended,
SQL Server 2005, SP2.
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