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Explain SONET functional layer with a neat diagram.
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written 3.0 years ago by
teamques10
★ 65k
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| Path layer |
|---|
| Line layer |
| Section layer |
| Photonic layer |
SONET defines 4 layers, namely photonic layer, Section layer, Line layer and Path layer. The photonic layer is the lowest and performs the physical layer activities while all other 3 layers correspond to Data link layer of OSI model. The photonic layer …
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