What are two characteristics of dual-ring interconnect in SONET networks? ()(Choose two.)

A . It protects signals against node failures between rings. B . It protects signals against node failure within a single ring. C . It allows for traffic to be preempted when a ring switch occurs. D . Traffic can be dropped and continued at interconnecting nodes. E . It protects preemptible traffic from being dropped when a ring switch occurs.

时间:2022-09-05 07:37:45 所属题库:CCNP(642-311)题库

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