Library /sys$common/syshlp/nclhelp.hlb show, frame (OpenVMS), port, Status  *Conan The Librarian (sorry for the slow response - running on an old VAX)

 o  client

    Name of the client entity that opened the port.

 o  link

    Name of the frame link entity that the client supplied when the
    port was opened.

 o  state

    State of the frame port entity.

    open           The port is assigned to a client.

    open           The port is assigned to a client, but the
    disabled       appropriate link entity has been disabled.