Cisco Unified Communications Manager is a platform for integrating business communication technologies such as telephony, video conferencing, presence information, call recording, web conferencing and messaging. It enables administrators to control unified communications infrastructure supporting a large number of users making it suitable for businesses of all sizes. It allows businesses to manage their communications networks, administer user settings for a variety of collaboration tools and extend these tools to mobile devices. It also enables video capabilities for contact centers. Cisco offers an API that helps developers create new applications. Additionally, Cisco Unified Communications Manager allows end-users to manage.