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352-001 · Question #302
352-001 Question #302: Real Exam Question with Answer & Explanation
The correct answer is A: Ring Protection Link (RPL). G.8032 Ethernet Ring Protection Switching (ERPS) defines specific mechanisms including the RPL, R-APS signaling, and an APS channel for coordinating ring protection. MR-APS is a SONET/SDH concept unrelated to G.8032.
Question
A Service Provider network designer is considering the use of the G.8032 Ethernet Ring Protection mechanism in order to provide resiliency in the network. Which three concepts will be supported with the implementation G.8032? (Choose three.)
Options
- ARing Protection Link (RPL)
- BRing Automatic Protection Switching (R-APS)
- CMulti-Router Automatic Protection Switching (MR-APS)
- DAutomatic Protection Switching (APS) Channel
Explanation
G.8032 Ethernet Ring Protection Switching (ERPS) defines specific mechanisms including the RPL, R-APS signaling, and an APS channel for coordinating ring protection. MR-APS is a SONET/SDH concept unrelated to G.8032.
Common mistakes.
- C. Multi-Router Automatic Protection Switching (MR-APS) is a SONET/SDH linear protection mechanism and is not defined anywhere in the G.8032 Ethernet Ring Protection specification.
Concept tested. G.8032 Ethernet Ring Protection Switching core concepts
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