Chapter 9 SDH Topologies and Upgrades
Interoperability
Figure | ONS | |||
ONS | Slot 3 Port | |||
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| Slot 4 Port | Slot 4 Port |
|
Node 1 | Slot 3 Port | Node 2 | Slot 3 Port | Node 3 |
Slot 4 Port | Slot 4 Port | |||
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|
|
| Working Path |
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|
|
| Protect Path |
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9.3 Interoperability
The ONS
9.3.1 Subtending Rings
Subtending rings reduce the number of nodes and cards required and reduce external
Figure 9-4 ONS 15454 SDH with Two ONS 15310-MA SDH Nodes Subtending Linear Multiplex Section Protection Configurations
ONS
SDH
ONS 15454
ONS
SDH
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