Library /sys$common/syshlp/nclhelp.hlb set, x25_server, client, destination (OpenVMS)  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    Default: No client name                         Value: Fullname
    name

    Name of the X.25 client to which a connection is to be made when
    delivering a "filtered" call.