The current state of the CSNA entry.
The values have the following meanings:
closed - Link is closed.
pendingOpen - An Open Subchannel command has
been received from the host.
open - Subchannel is open.
pendingSetup - Host has queried for LAN info.
setupComplete - LAN info has been sent to the host.
pendingClose - A Close Subchannel command has
been received from the host.