Directed primarily toward undergraduate CIS/MIS college/university majors, this text also provides practical content to current and aspiring industry professionals. ? Wireless technologies and social networking applications are dramatically transforming data communications. To keep readers aware of these rapid changes, Digital Business Networks explores emerging technologies, such as 4G mobile wireless, the advent of social networking applications from a business perspective, the underlying layer architecture functionalities of the TCP/IP model, and IPv6.? The running theme of the discussion is cloud architectures, and the new implications they have for businesses' networking capability.