CMD (Cisco Monitor Director) release 1.1.2 was the last release on the product. We will continue to support and sell CMD Agent to existing CMD partner if they want to add more end-customers on their managed services. However we would not like to have new partners buying CMD at this stage as we work on a service offer with similar features
In the mean time, have you looked at other third party offerings for UC500 and SBCS as a whole:
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...