The public release of the MCTP over USB Binding Specification (DSP0283) is now available for download. This specification defines a transport binding for facilitating MCTP communication between platform management system components (i.e. management controllers, management devices) over USB 2.0.

The MCTP Base Specification describes the protocol and commands used for communication within and initialization of an MCTP network. The MCTP over USB 2.0 transport binding definition in this specification includes a packet format, USB endpoint descriptors, message routing, and discovery mechanisms for MCTP over USB communications.

For more information about the PMCI Working Group and the platform management standards it defines, please visit https://www.dmtf.org/standards/pmci.