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An essential ingredient in the movement of large amounts of data on worldwide digital networks is agreement on and computer support for internationally recognized architectures for broadband communications services. IBM has contributed to the development of international standards for asynchronous transfer mode (ATM), which underlies much of the effort to produce systems for broadband computer communications and digital networks. IBM'S high-speed, multimedia networking architecture and products, based on the ATM architecture, are known by the term Networking BroadBand Services (NBBS) and fit under the umbrella of IBM's Open Blueprint*.
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