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IBM Z Connectivity Handbook by Octavian Lascu, Bo Xu, Esra Ufacik, John Troy, Frank Packheiser, Michal Kordyzon, Hervey Kamga, Bill White

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HiperSockets technology
This chapter presents a high-level overview of the IBM HiperSockets capabilities as they pertain to the IBM Z platform.
This chapter includes the following sections:
8.1 Description
The HiperSockets function, also known as internal queued direct input/output (iQDIO) or internal QDIO, is an integrated function of the Licensed Internal Code (LIC) of the Z platform. It provides an attachment to high-speed logical LANs with minimal system and network overhead.
HiperSockets provides ...

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