Issue
- Graphics update very slow, it take over 1 minutes to load graphic,
- Open objects from Continuum Explorer is slow as well, some time will failed to open object if click the object too frequent.
- It is fast when use BACnet path on graphis instead of infinity path
Environment
B4920 version 4.2000026
B3s version 4.5000035
Cyberstation 1.81 or above
Cause
- For the old BACnet IP controller b4920, version prior to 4.200029 maybe have some communication issue with b3s have new version later than 4.5000035,
- MSTP enhance mode not enabled on b4920,
Resolution
- Upgrade b4920 to latest version 4.2000029
- Go to the webpage of b4920, check "MSTP Enhance Mode", then click submit
- Wait for b4920 go back online , test graphics, that should be ok