Hsr Unicast Topology; Figure 182: Hsr Multicast Topology; Figure 183: Hsr Unicast Topology - GE MiCOM P40 Agile Technical Manual

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Only about half of the network bandwidth is available in HSR for multicast or broadcast frames because both

duplicate frames A & B circulate the full ring.

HSR UNICAST TOPOLOGY

With unicast frames, there is just one destination and the frames are sent to that destination alone. All non-

recipient devices simply pass the frames on. They do not process them in any way. In other words, D frames are

produced only for the receiving DANH. This is illustrated below.

P14D-TM-EN-8

Chapter 17 - Communications

Singly Attached

Singly Attached