ICP DAS USA VERION 1.0 MSM-508FCS - Manual (Page 31)

Industrial Ethernet Layer 2 Managed Switch User Manual
TDRS4050601 24
Two Rings Coupling
As a ring network is a small group of switches by geography, functionalities, or
subsystem, 2 or more rings could be coupled together to form a whole picture of industrial
network for an integrated system.
Single coupling point uses a switch to bridge 2 rings. Each ring still keeps original ring
topology features.