Represents the connection state of a WTP to AC.
The following enumerated values are supported:
offLine(1) - The WTP is not connected.
onLine(2) - The WTP is connected.
downloadingImage(3) - The WTP is downloading software image from the AC on joining.
connectedImage(4) - The AC is pushing software image to the connected WTP.
standby(5) - The WTP is standby on the AC.
other(0) - The WTP connection state is unknown.