Siemens SIMATIC NET RUGGEDCOM RSG907R Installation Manual page 37

Communication Ports
4.1 Redundant Network Access (RNA) Ports
HSR/PRP Ports
LEDs
Each RNA port features an LED that indicates the link/activity state of the port.
Green (Solid)
Green (Blinking)
Off
Compatible SFPs
For more information about which SFP transceivers are compatible with the
RUGGEDCOM RSG907R, as well as instructions for ordering and installation/
removal, refer to the
support.industry.siemens.com/cs/ca/en/view/109482309].
IMPORTANT
Only use SFP transceivers approved by Siemens for RUGGEDCOM products. Siemens
accepts no liability as a result of performance issues related in whole or in part to
third-party components.
IMPORTANT
RNA ports A and B must operate at the same speed. Inconsistent speed in these
ports will generate an alarm. Make sure to use SFPs with compatible speeds on ports
A and B.
28
Port
A Port A and B enable the device to connect to
a Parallel Redundancy Protocol (PRP) network
B
or a High-Availability Seamless Redundancy
(HSR) ring.
5 The Coupler port serves the following
purposes:
• To connect two HSR devices to form a
QuadBox
• To connect a SAN (Singly Attached Node)
to an HSR ring via an HSR device
• To connect a VDAN (Virtual Dual Attached
Node) to a PRP network via a PRP device
• To connect an HSR ring to a PRP network
and vice versa
• To connect an HSR ring to an RSTP
network
State
RUGGEDCOM SFP Transceiver Catalog [https://
Description
Link established
Link activity
No link detected
1
2
Ports A and B
1
Port 5 (Coupler)
2
Figure 4.2 HSR/PRP Ports
Description
Installation Manual, 02/2021, C79000-G8976-1387-12
RUGGEDCOM RSG907R