Library /sys$common/syshlp/ncphelp.hlb SET, NODE, LOAD ASSIST AGENT file-spec  *Conan The Librarian (sorry for the slow response - running on an old VAX)

 Specifies the VMS image that will define the system software for
 downline loading and adjacent node.  The load assist agent can be used
 to tailor the system software to be loaded.  The LOAD ASSIST AGENT
 parameter applies to downline load operations to Local Area
 VAXclusters only.