Understand the concept of Voice over IP
Understand basic Network Infrastructure
Understand the basic components including Wiring, Switches, Power over Ethernet, VLANs, Gateways
Cisco Unified Communications Manager Functions and overview
Clustering
Publisher & Subscriber
Primary & Secondary
Devices
Phones, gateways, gatekeepers, conference bridges
Phone Features
Sockets, buttons, line buttons, soft keys. configuration
Phone Start-up Process
Start-up stages and diagnosing problems
Configuring phones in CUCM
Auto-registration, manual