Library /sys$common/syshlp/nclhelp.hlb block, event_dispatcher, outbound_stream  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    Sets the filters to block the specified events for the entity
    instance or class. It causes the named events to be blocked.

    See the appropriate filter type below for command examples.

  Additional Information (explode) :

• global_filter
• specific_filter