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#CISCO CUCM 8.6 UPGRADE LICENSE HOW TO#
Describe how to calculate, verify, and add license units to CUCM.Describe the characteristics of the CUCM database and how it provides redundancy.Describe the characteristics of the CUCM operating system.
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Describe the hardware requirements for CUCM.Describe the architecture and role of CUCM.Describe the components of a Cisco Unified Communications solution and each component's functionality.Upon completing this chapter, you will have an understanding of the CUCM architecture and be able to meet the following objectives: This lesson introduces and describes the role, architecture, hardware and software requirements, and the licensing model of the CUCM. Understanding the role that CUCM plays in a converged network from a system, software, and hardware perspective is necessary for successfully installing and configuring CUCM. A Cisco Unified Communications deployment relies on Cisco Unified Communications Manager (CUCM) (formerly known as Cisco Unified CallManager) for its call-processing and call-routing functions.