You can install custom ringtones on the SPA525G phones today via the USB port. New in the 2.2 release is the ability to upload custom AA prompt files and Music on hold file via the Cloud. We will look at extending the functionality to SPA50x custom ringtones in the future.
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...