Cannot get McQuay BACnet MSTP controller to come into the BACnet side

Issue

McQuay BACnet MSTP controller does not respond to the Who-Is request from CyberStation  

Product Line

Andover Continuum

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.