Connectivity options
This chapter introduces the connectivity options available on IBM System z servers. It covers the following topics:
Connectivity support
Channel subsystem
I/O cages, I/O drawers, and PCIe I/O drawers
Supported channel types
The input/output architecture, implementation, and system-relevant rules for System z servers are described in detail in subsequent chapters.
1.1 Overview
 
Note: Channels have been a standard component of all IBM S/360, IBM System/370 (S/370), IBM System/390® (S/390®), IBM zSeries, IBM System z9®, ...

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