UC Services or Unified Communications and Collaboration (UC&C) is not a single tool or product, but a collection of solutions, which organizations implement to ensure that nearly all their technology works together, smoothly and securely, for near real-time collaboration. UC&C integrates diverse communication tools, such as Voice, IP Telephony Calling, Instant Messaging, Desktop Sharing, Presence, and Web Conferencing, Audio Conferencing, and Video Conferencing, to interact together in a virtually seamless way.