The customer has performed Ethernet penetration tests and some controllers have reset

Issue

The customer has performed Ethernet penetration tests and some controllers have reset

Product Line

Andover Continuum

Environment

Ethernet Controllers Netcontroller

Cause

The customer has performed Ethernet penetration tests and some controllers have reset

Some earlier versions of firmware include vulnerabilities to broadcast storms or DOS attacks

Resolution

The following firmware versions have fixes that relate to resetting of controllers due to unusual Ethernet Activity.

Those shown are not always the latest version and It is best practice to use the latest firmware available on all sites The following controller versions and above:
bCX 4040 (BACnet) bCX1-INF 9640    v1.200025
Necontroller CX99xx    v1.5300026
Necontroller NC2 CX9680    v2.100035
ACX57xx    v1.100037
CX9702     V1.200036

All firmware compatible with Continuum v1.90 and later.

Previous versions not shown, but all the information required is available from the firmware release notes

See Lessons Learned #6893