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  • SAMIUL ISLAM thinks this is interesting:

These real-time, Session Initiation Protocol-enabled (SIP-enabled) applications are commonly known as unified communications. Examples of unified communication applications include Google Chat™ instant messaging service, Yahoo!® Messenger, WebEx,TM GoToMeeting,™ and SkypeTM for Business’s online meeting features.

From

Cover of Fundamentals of Information Systems Security, 3rd Edition

Note

Unified communications integration of multiple types of enterprise communication, such as instant messaging, voice, video, and data, all on a single network.