A. 512
B. 255
C. 1024
D. 4096
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You are installing a Cisco ONS 15454 SDH in a service provider site. An E3 cable is being connected to a digital cross-connect system.
What is the maximum distance allowed between the two？（）
A. 225 ft
B. 450 ft
C. 655 ft
D. 900 ft
A. An equal amount of working and protect bandwidth is required.
B. DCC bandwidth is not large enough to handle K1/K2 processing.
C. Switch times would exceed 50 ms for an STM-1 MS-SPRing ring.
D. There is not enough bandwidth in an STM-1 ring to justify MS-SPRing protection.
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
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）
最新試題
If the power is 0 dBm， what is the power in mW？（）
In order to avoid misconnections due to a failed node in an MS-SPRing， Alarm Indication Signals （AISs） are sent on every channel normally terminating in that node. What is the name of this process？（）
A VC-4-4c consists of （）.
How is a Thin Film filter fabricated？ （）
Click the Exhibit button. What is the maximum allowable loss budget between the ONS 15216 Mux （left side） composite output and the ONS 15216 Demux （right side） composite input， with the optical values given in the exhibit？ （Assume the worst case loss of 4.5 dB for 15216 200 GHz Mux/Demux and ignore power penalties or extra margin.） （）
How is SNCP and MS-SPRing traffic rerouted during a protection switch when a complete fiber cable cut occurs？（）
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？（）
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？ （）
The ONS 15216 is a 32-channel system. The ONS 15216 OADMs are capable of adding and dropping one， two， or four channels. How are the OADMs provisioned to add and drop specific channels？（）
Given the formula： （Fiber Attenuation * Km） + （Splice Attenuation * # of Splices） + （Connector Attenuation * # of Connectors） + （Optical Fiber or OADM） + Buffer（Fiber aging）） With regard to SONET/SDH optical calculations， what will the given formula provide？（）