Chapter 2
Installing the Device
RUGGEDCOM RSG907R
Installation Guide
20 Connecting the Device to the Network
Port Connect To...
A Connect to port B of the neighboring HSR device
B Connect to port A of the neighboring HSR device
5 (Coupler) [Optional] Connect to a Singly Attached Node
(SAN)
1 to 4 Connect to one or more Singly Attached Nodes
(SANs)
Figure20:An HSR Ring
1.HSR Ring 2.HSR RedBox (RUGGEDCOM RSG907R) 3.HSR-
Unaware Device 4.SAN
Connecting an HSR Ring and PRP Network
In this application, the device operates as one of two HSR/PRP RedBoxes in an HSR ring that is connected to either
LAN A or LAN B in the PRP network. Connect the device as follows: