10 NFN-GW-EM-3 Installation and Operation Manual — P/N LS10017-000NF-E:D1 5/1/2019
Product Overview System Architecture
1.6.1 Redundancy
A redundant gateway is a second gateway which communicates with an NFN network. If the main gateway cannot be reached, the
system attempts to communicate with the network through the redundant gateway. For more information about configuring redundant
gateways, refer to the ONYXWorks Workstation Installation and Operation Manual.
Figure 1.4 Redundant NFN-GW-EM-3s
FACP FACP
NFN Network
FACP
NFN-GW-EM-3
IP Network
NFN-GW-EM-3
HS-NCM
OR
NCM
Workstation
HS-NCM
OR
NCM
Ethernet
Ethernet Ethernet