The Queen's University of Belfast
Parallel Computer Centre
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SONET Model
SONET Model
4 layer
- 4 layers
- Photonic - physical characteristics of the optical equipment
- Section - frame format and electro-optic conversion
- Line - synchronization and multiplexing onto SONET frames
- Path - end to end transport
- Physical realization:
- Section - single run of fibre optic cable
- Line - one or more sections
- Path - end to end circuit
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