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IBM z/OS V2R2: Operations by Ewerton Waki, Jaqueline Mourao, Paul Robert Hering, Wilson de Figueiredo, Jose Gilberto Biondo Jr, Natalia Barros, Keith Winnard

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System REXX enhancements
System REXX (also known as SYSREXX) is a z/OS component that allows REXX execs to be run outside of conventional TSO/E and batch environments.
System REXX execs can be started by using an operator command; for example, it can start IBM MVS™ system commands and receive results in various ways.
This chapter describes new support and enhancements for SYSREXX in z/OS V2R2 and includes the following topics:

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