BEST Verified Huawei H31-311_V2.5 Exam Questions (2023) [Q120-Q144]

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BEST Verified Huawei H31-311_V2.5 Exam Questions (2023)

The Best Practice Test Preparation for the H31-311_V2.5 Certification Exam

NEW QUESTION 120
Which of the following is the frame indicated by the VC-4 J1 byte by the AU pointer of the current frame?

Current framework

Next frame

Previous frame

None of the above

NEW QUESTION 121
Which of the following bridges are used to forward data based on the MAC address and VLAN ID carried in the data?

8021a

802.1d

802.1q

802.11from

NEW QUESTION 122
K1 and K2 bytes can send APS switching signaling or indicate that the multiplexed segment signal is invalid.

True

Error

NEW QUESTION 123
Which of the following are the service board types for MSTP devices? (Multiple choice).

Interface board

Service processing board

Service processing board with interface

Auxiliary board

NEW QUESTION 124
Suppose 2 VC-12 time slots need to be bound to the VCTRUNK1 of the N2EFS4 board. When there are 8 VC4 slots on the N2EFS4 board, which of the following slots meets the requirements?

VC-12 time slot 1 and 2 for the first VC4

VC-12 time slots for the second VC4 33 and 34

VC-12 time slots 1 and 2 for the fourth VC4

VC-12 Time slots 1 and 2 for the 8th VC-4

NEW QUESTION 125
Which of the following statements about the MSP ring is correct? (Multiple choice).

The number of nodes on the MSP ring cannot exceed 16. .

Create a protection sub and select only the SDH network element. Do not select REG or WDM network elements.

When multiple protection subnets occupy the same port on the same board, “resource sharing” must be reached.

is assigned by VC4 means that different VCs4 are assigned to different protection subnets to implement MsPs only in certain channels

NEW QUESTION 126
MSP is a network-level protection scheme. MSF does not directly protect services, and MSP switching and recovery are not affected even if there is no service on the MSP ring.

True

Error

NEW QUESTION 127
On a Layer 2 switching device, if the Ethernet port is an Access port, the port can only receive Ethernet frames without a VLAN tag or Ethernet frames with the same VLAN ID as the default VLAN ID of the port.

True

False

NEW QUESTION 128
Which of the following is the electrical layer cost of OTN? (Multiple choice).

OPUk

ODUk

och

OTUR

NEW QUESTION 129
In the case of SNCP, the board selectively receives the service. Therefore, SNCP can protect services on the line.

True

False

NEW QUESTION 130
When a bit error is detected in B2 bytes, which of the following alarms is reported by the peer?

MS-AIS

RS-BBE。

MS-FEBBE

MS-BBE

NEW QUESTION 131
Which of the following logic function blocks are involved in processing clock signals? (Multiple choice).

SPl

RST

MCF

SETS

NEW QUESTION 132
QinQ technology can be used when multiple users need to share the same VCTRUNK and use the same VLAN ID.

True

Error

NEW QUESTION 133
In the Windows operating system, the log files of the U2000 program are stored in the () directory of the U2000 installation disk.

/U2000/server

/U2000/client/log

/u2000/server/log

/U2000/Client

NEW QUESTION 134
For alignment; Indicates the starting position of VC-n in the corresponding AU or TU frame. * This way: The receiver can correctly remove the corresponding VC from STM-N, and then The VC and C packages are separated into separate low-rate signals, such as PDH, which means that the low-rate path signal can be dropped directly from the STM-N signal.

True

Error

NEW QUESTION 135
The interval between two adjacent pointer alignment events is at least () frames.

NEW QUESTION 136
Optical module parameter “L-64.2” in the “2” indicates which of the following working windows?

880 nm

1310 nm

1550hm

1510tm

NEW QUESTION 137
Which of the following statements about overhead bytes is incorrect?

A1 and A2 are framed bytes” These bytes are used to separate STM-1 frames in the signal stream. .

J0 is the regenerator part trace byte. This byte is used to resynch the send segment access point identifier so that the receiving end can verify its continuous connection to the specified sender.

B1 is better than holding interleaved parity 8 (BIP-8). This byte is used to monitor for bit errors in the regenerator section layer.

E1 and E2 are wired bytes. These bytes are used to provide a voice channel for order line connections.

NEW QUESTION 138
Array waveguide grating (AWG) multiplexer/multiplexer has the following advantages: short wavelength spacing, large number of channels and flat passband. Suitable for DWDM systems in ultra-high speed, large tubes.

True

Error

NEW QUESTION 139
SDH signals must be scrambled before they can be transmitted over optical fibers. Which of the following bytes is not scrambled? (Multiple choice).

NEW QUESTION 140
During service configuration, there are two time slot modes. Huawei uses interleaved time slot mode by default.

True

False

NEW QUESTION 141
The SP3D board supports 63 E1 services

True

False

NEW QUESTION 142
The STAT indicator of the SDH board flashes red, lights up for 100ms, and turns off for 100ms. Which of the following means the state of the metric?

Hardware mismatch

Hardware failure

Normal operation

There is no power input

NEW QUESTION 143
When the U2000 is synchronized, the same network metadata as the U2000 is not uploaded to the U2000, and the data that exists on the U200 but does not exist on the network element is deleted.

True

False

NEW QUESTION 144
Which of the following statements about the clock source are incorrect?

The internal clock source has the lowest priority due to low accuracy.

Typically, a branch clock is not used as a clock source for a device.

Select the same SSM co-editor for all NE in the clock protection subnet

If the difficultY SSM protocol is enabled, you need to set the clock source ID to correct the answer.

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