Huawei
H35-211_V2.5 · Question #437
H35-211_V2.5 Question #437: Real Exam Question with Answer & Explanation
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Question
Which of the following statements about the characteristics of each layer of POL is reasonable? (Multiple choice)
Options
- AOLT is a convergence layer device. When two OLTs are configured, backup can be achieved by
- BThe access layer is close to the information point, provides a variety of access methods, and
- CThe aggregation layer requires strong forwarding capability, high port density and high reliability.
- DThe aggregation layer supports "horizontal" traffic between users while also providing "vertical"
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