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IBM zSystems Connectivity Handbook

A draft IBM Redbooks publication


Last updated on 04 April 2023

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IBM Form #: SG24-5444-22

Authors: Octavian Lascu, Ewerson Palacio and Bill White

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    This IBM® Redbooks® publication describes the connectivity options that are available for use within and beyond the data center for the IBM zSystems® family of mainframes, which includes:

  • IBM z16 A01
  • IBM z16 A02
  • IBM z16 AGZ
  • IBM z15 T01
  • IBM z15 T02
  • IBM z14 M01 - M05
  • IBM z14 ZR1
  • This book highlights the hardware and software components, functions, typical uses, coexistence, and relative merits of these connectivity features. It helps readers understand the connectivity alternatives that are available when planning and designing their data center infrastructures.

    The changes to this edition are based on the IBM zSystems hardware announcement dated April 04, 2023.

    This book is intended for data center planners, IT professionals, systems engineers, and network planners who are involved in the planning of connectivity solutions for IBM mainframes.

    Table of Contents

    Chapter 1. Introduction

    Chapter 2. Channel subsystem overview

    Chapter 3. Fibre Channel connectivity

    Chapter 4. IBM zHyperLink Express

    Chapter 5. IBM Open Systems Adapter Express

    Chapter 6. Console Communications (OSA-ICC)

    Chapter 7. Shared Memory Communications

    Chapter 8. HiperSockets

    Chapter 9. Coupling links and common time

    Chapter 10. Extended distance solutions

    Appendix A. Cryptographic solutions

    Appendix B. Channel conversion options

    Appendix C. Channel feature attributes

    Appendix D. Fiber optic cables


    Special Notices

    The material included in this document is in DRAFT form and is provided 'as is' without warranty of any kind. IBM is not responsible for the accuracy or completeness of the material, and may update the document at any time. The final, published document may not include any, or all, of the material included herein. Client assumes all risks associated with Client's use of this document.