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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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.
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）
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
Click the Exhibit button. As shown in the exhibit， a customer has several interconnected core rings. They want to create several irtual rings？utilizing their STM-64 backbone （nodes 1， 2， 3， and 4）.
What do you recommend？ （）
A. SNCP rings
B. MS-SPRing rings
C. 1：N protection on all core circuits
D. dual-ring interconnect with MS-SPRing rings
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
最新試題
How is SNCP and MS-SPRing traffic rerouted during a protection switch when a complete fiber cable cut occurs？（）
A 2.5 Gb/s （OC-48 or STM-16） optical signal with a dispersion tolerance of 1200 ps/nm goes through fiber with 18ps/nm*km of dispersion. How many 15216-DCU-350 equivalents are needed for enough compensation after traveling 100 km？（）
Which two can be transported in one AU-4？ （）
Click the Exhibit button. The exhibit shows a 15454/15216 DWDM system and alarm indications. What are two possible sources of trouble shown in the system？（）
What protection method is used in 4F MS-SPRing networks？（）
For lasers with tightly controlled wavelengths， approximately how far apart are the centers of adjacent wavelengths when 100 GHz spacing is used in a DWDM system？ （）
How is a Thin Film filter fabricated？ （）
Click the Exhibit button. Within an ONS 15454， you are provisioning a circuit on an unprotected SNCP ring. In the exhibit， which two must you configure？（）
What are three factors that limit the maximum distance of an amplified optical signal without regeneration？ （）
Why are the 1300 nm and 1550 nm regions of the fiber spectrum primarily used for optical communications？（）