FreeIPMI provides in-band and out-of-band IPMI software based on the
IPMI v1.5/2.0 specification.

The IPMI specification defines a set of interfaces for platform
management.  It is utilized by a wide variety of vendors for system
management on motherboards.  The features of IPMI that most users will
be interested in are sensor monitoring, remote power control,
serial-over-LAN (SOL), and system debugging. The FreeIPMI tools and
libraries in this package should provide users with the ability to
access and utilize these features.