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An Internet area network (IAN) is a concept for a communications network[1] that connects voice and data endpoints within a cloud environment over IP, replacing an existing local area network (LAN), wide area network (WAN) or the public switched telephone network (PSTN).
- ^ Winkleman, Roy. "Chapter 1- What is a Network". An Educator's Guide to School Networks. Florida Center for Instructional Technology College of Education.