Library /sys$common/syshlp/nclhelp.hlb Entity Hierarchy, Device, Subentities  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    The entity hierarchy for Device module is:

    Node___Device___Unit

    The DEVICE entity is the top-level entity in the hierarchy of
    entities belonging to the Device module.

    The DEVICE UNIT entity controls the loading and dumping of
    microcode for a specific communications device. The simple-name
    refers to the device unit managed by this command.