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CHAPTER 4
SunHSI Utilities
The SunHSI software includes the hsip_init,hsip_loop, and hsip_stat
utilities. This chapter contains a short description of each utility.Refer to each man
page to get more information on the commands. Also see “Viewingthe Man Pages”
on page 41.
This chapter includes the following topics:
■“hsip_init Utility” on page 17
■“hsip_loop Utility” on page 20
■“hsip_stat Utility” on page 21
Note – Youneed to be superuser (root) in order to run the hsip_init,
hsip_loop,orhsip_stat utilities.

hsip_init Utility

The hsip_init utility enables you to modify some of the hardware operating
modes common to synchronous serial lines. This modification is needed for the
operation of some communications packages and is useful in troubleshooting a link.
See the hsip_init(1M) man page for details.
The hsip_init utility includes options for T1 compatibility and operating modes. See
“T1 Compatibility Options” on page 18 and “Operating Modes Options” on page 18
for information on these options.