Figure 10: Ethernet Protected Ethernet Tunnel Example; Figure 11: Pbb G.8031 Protected Ethernet Tunnel Example - Alcatel-Lucent 7750 SR Manual

End Users
MEP
End Users
In the 7750 SR OS7450 ESS OS implementation, the Ethernet tunnel is a logical interface for a
SAP defined L2 service similar to a LAG. The implementation offers ITU G.8031 1:1 compliance
as well as some added capabilities such as fate sharing and emulated LAG support.
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•
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7750 SR OS Services Guide
BEB1
BCB3
Protect

Figure 10: Ethernet Protected Ethernet Tunnel Example

B EB1
BCB3
MEP Pr otect

Figure 11: PBB G.8031 Protected Ethernet Tunnel Example

Synchronization between services such that both send and receive on the same Ethernet
path in stable state.
Revertive/non-revertive choices.
Emulated-LAG co-existence.
BCB1 BCB2
BCB4
Working EPIPE
BCB1 BCB2
BCB4
B-VPLS
EPIPE
Working
BEB2
End Users
B-VPLS Eth-Tunnel
OSSG345
BEB2
End Users
Eth-Tunnel
Services
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