What are three relevant design considerations when using the 15216 EDFA? ()(Choose three.)
时间:2022-11-10
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?() (Choose two.)https://assets.asklib.com/images/image2/2018080113583636203.jpg
时间:2022-11-08
What is the difference between the transmitted power and the sensitivity of the receiver?()
时间:2022-11-07
Which three technologies are used to reduce chromatic dispersion accumulation in fiber-optic transmission systems? ()(Choose three.)
时间:2022-11-06
In the OSNR model for EDFA amplifiers, SNR OUT = 1/(1/SNR IN + FhvB/P IN ), what does SNR IN represent?()
时间:2022-11-04
Which three timing modes are supported on the ONS 15454 shelf? ()(Choose three.)
时间:2022-11-03
Click the Exhibit button. When designing a DWDM system with multiple amplified spans, a pre-amp is needed at Site B to (). (Choose three.)https://assets.asklib.com/images/image2/2018080114074365428.jpg
时间:2022-10-22
What three in combination are factors that can cause four-wave mixing in fiber-optic cables? ()(Choose three.)
时间:2022-10-21
A Channel ID mismatch occurs when ().
时间:2022-10-17
Click the Exhibit button. Which type of multiplexer is shown in the exhibit?()https://assets.asklib.com/images/image2/2018080114095150541.jpg
时间:2022-10-16
You are provisioning a DS-1 circuit on an ONS 15454 2F-BLSR with a XC-10G card. Each VT1.5 connection must also terminate via the STS matrix. On the originating circuit node, how many STS ports are now available for VT1.5 circuits?()
时间:2022-10-11
UPSR protection switching is initiated by (), while BLSR is initiated by ().
时间:2022-10-10
Click the Exhibit button. Within an ONS 15454, you are provisioning a circuit on an unprotected UPSR ring. In the exhibit, which two must you configure?() (Choose two.)https://assets.asklib.com/images/image2/2018080113444978502.jpg
时间:2022-10-03
You are installing a Cisco ONS 15454 in a service provider site. A DS3 cable is to be connected to a digital cross-connect system. What is the maximum distance allowed between the two?()
时间:2022-10-01
What are three factors that limit the maximum distance of an amplified optical signal without regeneration? ()(Choose three.)
时间:2022-09-27