多項選擇題

What are two characteristics of dual-ring interconnect in SDH networks？（）

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.

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單項選擇題

A customer would like to create a 1：1 protection group with a DS3Ni-12 card.
Where should it be placed in the chassis？（）

A. only Slots 6 or 12
B. only Slots 3 or 15
C. high or low speed slots
D. directly adjacent to the working card
E. high-speed slots only （5/6 and 12/13）

單項選擇題

A customer has 20 E1s to add between far-end nodes in an SNCP ring.
What type of circuit would you recommend？（）

A. LO-PATH circuits
B. HO-PATH circuits
C. 1：1 protection circuits
D. 1：N protection circuits
E. LO-PATH tunnel circuits

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What are two characteristics of dual-ring interconnect in SDH networks？ （）

你可能感興趣的試題

A customer would like to create a 1：1 protection group with a DS3Ni-12 card. Where should it be placed in the chassis？（）

A customer has 20 E1s to add between far-end nodes in an SNCP ring. What type of circuit would you recommend？（）

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What are two characteristics of dual-ring interconnect in SDH networks？（）

A customer would like to create a 1：1 protection group with a DS3Ni-12 card.
Where should it be placed in the chassis？（）

A customer has 20 E1s to add between far-end nodes in an SNCP ring.
What type of circuit would you recommend？（）