[Dec 16, 2025] 100% Real & Accurate H31-341_V2.5 Questions with Free and Fast Updates [Q30-Q50]

QUESTION 30
One SCC board and one PANEL board can be configured on the Optixtrans DC908 machine box, or it can be configured as 1+1 dual master control.

QUESTION 31
Insertion loss is the abbreviation of insertion loss, which refers to the power loss caused by inserting a component (such as a connector, coupler or joint) into an originally continuous path. Insertion loss is an important indicator of passive devices.

QUESTION 32
On an OTN network, a large number of bit errors occurred on multiple waves. The 0TU board reports alarms such as OTUk EXC, OTUK_DEG, BEFFEC_DEC, B1_EXC, and B1_SD. What is the reason for the impossibility?

QUESTION 33
Which of the following are the commissioning principles for the fiber-in optical power? (Multiple choice)

QUESTION 34
The essence of QPSK modulation is to select 4 possible values on the optical field phase, so that the baud rate can be reduced by half without reducing the line rate.

QUESTION 35
The last 256 columns of the OTN frame structure are FEC areas, whose function is forward error correction.

QUESTION 36
The common methods for fault location of MSTP equipment can be simply summarized as which of the following?

QUESTION 37
Which of the following protections need to use the APS protocol? (Multiple choice)

QUESTION 38
Which of the following descriptions about the advantages of Liquid OTN over traditional OTN is correct? (Multiple choice)

QUESTION 39
In the process of configuring E-LAN, the “MAC address” learning mode can be set to SVL and IML. SVL is independent VLAN learning, /VL is shared VLAN learning.

QUESTION 40
Which of the following is not a difference between MPLS-TP OAM and MPLS OAM?

QUESTION 41
Common fault location methods include which of the following items? (Multiple choice)

QUESTION 42
Which of the following options are available for the emulation mode supported by the CES service carried by PWE3? (Multiple choice)

QUESTION 43
Which of the following descriptions about 64K service configuration and SDH cross-connect configuration is wrong?

QUESTION 44
Which of the following descriptions about PM_BIP8-related alarms is correct?

QUESTION 45
The gain of the OAU single board is 23db, and 1% of the total output power of the OAU single board is used for MON detection. Now the output optical power of the MON port is tested to be – 8dbm, and the input optical power of the IN port of the OAU single board is?

QUESTION 46
Which of the following belongs to the optical layer part of the OTN frame structure? (Multiple choice)

QUESTION 47
Since different frequency (or wavelength) components of the light source have different group velocities, in the transmission process, the time delay of different frequency beams is different and the dispersion is called ()

QUESTION 48
Both the SC2 and ST2 boards support the processing and transparent transmission of 1588V2 signals.

QUESTION 49
Which of the following description of replacing the main control board is wrong?

QUESTION 50
Which of the following fault handling methods that can be used to isolate external faults? (Multiple choice)