Issue
McQuay BACnet MSTP controller does not respond to the Who-Is request from CyberStation
Environment
MSTP bCX4040 McQuay
Cause
McQuay Tech Support has reported that the McQuay device has problems with Enhanced MSTP.
Resolution
McQuay Tech Support has reported that the McQuay device has problems with Enhanced MSTP. Once Enhanced MSTP was turned off the device was found and displayed on the BACnet side.