I have a customer that needs to block dialing of long distance numbers from an employee extension and a lobby extension with a UC320 system. The system currently uses 4 FXO analog lines and uses a 7-digit dial plan for the US. They will be transitioning to SIP trunking soon. What't the best way to accomplish this?
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...