Library /sys$common/syshlp/nclhelp.hlb set, osi_transport, application (OpenVMS), file_name  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    Default: No file name  	Value: Filename

    File name of the program to be invoked upon receipt of a connect
    request containing a TSEL matching the "Called TSELS" attribute
    of the application entity.

    set [node node-id] osi transport application application-name -
        file name filename

    Example:

    set osi transport application osit$ivp -
        file name sys$test:osit$ivpresp.com