Cisco Unified Communications Manager is the IP telephony call-processing component of the Cisco Unified Communications solution. It enhances business productivity and facilitates agility by creating a unified workspace encompassing every combination of applications, devices, networks, and operating systems. This scalable, distributable, and highly available enterprise-class system delivers voice, video, mobility, and presence services to IP phones, media processing devices, VoIP gateways, mobile devices, and multimedia applications.