Johnson Controls IFI-WS Installation And Operation Manual page 68

System Architecture Overview
Ethernet
Workstation Workstation
Proprietary Receiving Unit Proprietary Receiving Unit
System Not UL-listed for System Not UL-listed for
Control Control
Workstation/Gateway PC
Embedded Gateway
Protected Premises Control Unit
System UL-listed for Control of NFN
Network 1 only.
NFN Network 1 NFN Network 2
FACP FACP FACP FACP FACP FACP
Figure 7.2 Advanced NFN Network Example
68 IFI-WS Installation and Operation Manual – P/N LS10050-000JC-E:A 12/11/2014