Sorry for delay, all of these questions have answers in the latest 10.6 design guide which is on CCO (page 132). Review the 100 agent OVA guidelines which are applicable to BE6K. Both Finesse and CUIC are available and CUIC provides the historical and real time reports in 10.6.
Configure Multicast Paging on the Cisco IP Phone 7800 Series or 8800 Series Multiplatform Phone
The Cisco IP Phone 7800 and 8800 Series Multiplatform Phones provide voice communication over an Internet Protocol (IP) network...
Add Call Park on a Cisco 7800 or 8800 Series Multiplatform Phone Key Expansion Module
Call park allows the user of the phone to put an incoming call on hold so that the call can be retrieved on another phone. A call is park...