You should
also evaluate the advantages of using hardware load balancers with edge server
arrays.
8. Plan for VoIP Look at all the factors, requirements, and confi guration tasks you??™ll
need to consider to deploy Microsoft??™s software-powered VoIP solution.
9. Plan for the Address Book Server Examine the requirements of supporting the
Address Book Server, including IIS, network fi le sharing, and required disk space.
10. Plan for high availability and fault tolerance Develop a set of guidelines to
follow to ensure high availability. You should also determine which OCS 2007
features you??™ll need to optimize availability and fault tolerance.
11. Plan for database storage Determine your storage requirements for the
databases and fi le shares that OCS 2007 will require. This should include all storage
requirements for archiving and CDRs, databases, and new messaging support for
rich text format. You??™ll also want to examine your requirements for Redundant
Array of Inexpensive Disks (RAID; DAS), NAS, and SAN trade-offs, as well as basic
calculations of disk space you??™ll need per meeting and per pool, based on the
numbers of users.
12. Plan for compliance and usage analysis Finally, you??™ll need to determine how
you??™re going to meet compliance requirements for archiving and CDR.
Let??™s take a few minutes now to discuss how to perform a new installation and an
upgrade.
???Net-New??? Installation
Let??™s discuss in a bit more depth what you need to do to prepare for a new installation.
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