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

    Default: 0; see        Value: 0-4294967295
    following description

    Number of seconds to wait before disconnecting an idle
    connection. Zero indicates that there is no disconnect timer
    and connections are never automatically disconnected.

    set [node node-id] event dispatcher outbound stream stream-name -
        disconnect timer integer

    Example:

    set event dispatcher outbound stream local_stream -
        disconnect timer 4294967295