System z connectivity
This chapter discusses the connectivity options available to connect the System z servers with I/O control units, other System z servers and the network (LAN and WAN). It also highlights the hardware and software components involved in such connectivity.
Officially the System z family of servers encompasses the z9 EC model, z9 BC model, and the zSeries models.
Input/Output (I/O) channels are components of the Channel Subsystems (CSS). They provide a pipeline through which data is exchanged between servers, or between a server’s ...