單項(xiàng)選擇題

You are provisioning an E-1 circuit on an ONS 15454 SNCP configuration and XC-VXL-10G card.
 How many total ports are used within the Low-Order matrix at the source node?()

A. 0
B. 1
C. 2
D. 3
E. 5


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1.多項(xiàng)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.

2.單項(xiàng)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)

3.單項(xiàng)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

5.單項(xiàng)選擇題

A customer has 2 E1s to add between far-end nodes in an SNCP ring. 
What type of circuit should you recommend? ()

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

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