Cisco IP Communicator (CIPC) version 8.6.6.0 is a Windows-based softphone application designed to replicate the features of physical Cisco Unified IP Phones on a computer . Because this software is now considered a retired product
Cisco IP Communicator 8.6.6.0 functions as an endpoint for Cisco Unified Communications Manager (CUCM), utilizing either the proprietary Skinny Client Control Protocol (SCCP) or SIP to facilitate high-quality voice communication. Key features of this version include: Cipc-README_FIRST.8-6-6-0.txt - Cisco cisco ip communicator 8.6.6.0 download
While officially designed for older environments, CIPC 8.6.6.0 is known to run on modern Windows versions with specific adjustments. Fun with Cisco's IP Communicator softphone application Cisco IP Communicator (CIPC) version 8