Topology Of The Bacnet/Ip Network; Example 1; Example 2 - ABB FBIP-21 BACnet/IP User Manual

18 Overview of the BACnet/IP network and the FBIP-21 module
Management Devices (BBMDs) is required to manage inter-subnet
BACnet broadcast messages. Each subnet requires one BBMD.


Topology of the BACnet/IP network

The below examples show the allowable topologies for a
BACnet/IP network with FBIP-21 module.

Example 1

ABB drive
Other device Other device
Switch or router

Example 2

ABB drive
Other devices
ABB drive ABB drive
BACnet building controller