Cisco Unified Communications Manager is the industry-leading, unified communications call control platform for enterprises with up to 40000 users, extensible to 80000 users by way of a megacluster.

Cisco Unified Communications Manager advances state-of-the-art enterprise communications and collaboration. It serves as the foundation to deliver session management, voice, video, messaging, mobility, web conferencing, and security in a flexible way that bridges systems and protects investments.