![](/images/new-backgrounds/1156572/15657287x1.webp)
Network Topologies with OSM/ESM
Ring with OSM version 1
Port 1 | Port 1 | 1 |
| ||
OSM | OSM | OSM |
1 | 1 | 1 |
2 | Standby | 2 | Standby |
|
2 | master |
| slave | OSM in |
|
|
| ||
| OSM |
| OSM | RM mode |
|
|
| ||
| ITP 62 |
| ITP 62 |
|
Port 1 | Port 1 |
OSM
ITP 62
1
1
1
Ring with OSM version 2
1
2ITP XP standard cable 9/9
Figure 19: Redundant Ring Coupling with OSM V2 as Standby Master/Standby Slave
Figure 16 also shows how an existing ring with Version 1 OSMs can be connected to a ring with Version 2 OSMs.
40 | Industrial Ethernet OSM/ESM |