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G.8031 (Ethernet protection switching)

ITU-T

  • o

    Defines bidirectional 1+1/1:1 and unidirectional 1+1 protection switching.

    • o

      This version covers point-to-point protection switching only.

Protected ETH#A SNC

WEST

ETH#A (Normal Traffic)

EAST

Working Transport Entity (for ETH#A)

ETH#A (Normal Traffic)

Protection Transport Entity (for ETH#A)

SNC Protection Switching Process

ETH FF

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ETH FP

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ETH FF

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SNC Protection Switching Process

1:1 bidirectional protection switching architecture

ITU-T Workshop “NGN and its Transport Networks“ Kobe, 20-21 April 2006

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