?› The Mediation Server provides signaling and media translation between the VoIP
infrastructure and a basic media gateway.
?› The Archiving and CDR Server provides archiving for all IM conversations and for
all CDRs for all users.
Microsoft Office Communications Server 2007 ??? Chapter 2 63
Planning an OCS 2007 Installation
?› Determine your key planning decisions.
?› Select your topology.
?› Plan your deployment path.
?› Prepare your infrastructure.
?› Review your system and network requirements.
?› Plan for your external users.
?› Plan for deploying load balancers.
?› Plan for VoIP.
?› Plan for Address Book Server.
?› Plan for high availability and fault tolerance.
?› Plan for database storage.
?› Plan for compliance and usage analysis.
64 Chapter 2 ??? Microsoft Offi ce Communications Server 2007
Frequently Asked Questions
Q: What is Microsoft OCS 2007?
A: OCS 2007 is the latest version of Microsoft Live Communications Server 2005. This
software group delivers enhanced communications to end-users, a software-powered
VoIP infrastructure for organizations, and operational control for IT.
Q: How does the Web conferencing functionality in OCS 2007 compare with Microsoft
Offi ce Live Meeting?
A: The Web conferencing capabilities in OCS 2007 provide Web conferencing as an on-premises
solution existing inside the corporate fi rewall. Both OCS 2007 and Live Meeting can
be accessed using the same client. Whereas Live Meeting is offered as a hosted service,
OCS 2007 is provided in-house by the enterprise.
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