Free Huawei H31-311_V2.5 Exam 2024 Practice Materials Collection [Q199-Q218]

Free Huawei H31-311_V2.5 Exam 2024 Practice Materials Collection

H31-311_V2.5 Exam Info and Free Practice Test All-in-One Exam Guide Nov-2024

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NEW QUESTION # 199
On the two-fiber bidirectional multiplex section protection ring, the first half of the VC-4 of each STM-N line is the working channel, and the second half of the VC-4 is the protection channel.

A. True
B. False

Answer: A

NEW QUESTION # 200
QinQ technology can be explained as 802.1Q in 802.1Q. In other words, it is to add another layer of
802.1Q tag on top of the 802.1Q tag. The outer layer is C-VLAN and the inner layer is S-VLAN, which is
20 bytes more than the normal 802.1Q frame.

A. True
B. False

Answer: B

NEW QUESTION # 201
Which of the following are configuration modes for new NEs? (Multiple choice)

A. Copy NE data
B. Download
C. Manual configuration
D. Upload

Answer: A,C,D

NEW QUESTION # 202
OTUk_UAS is the unavailable seconds of the optical transmission segment. Unavailable seconds refer to severe error seconds that last for more than 10 seconds. In this case, the unavailable time starts from the 11th second, but the severe error seconds of these 10 seconds are also counted into the unavailable time. When severe error seconds disappear for more than 10 seconds, the available time starts from the 11th second, and the 10 seconds without severe error seconds are also counted into the available time.

A. True
B. False

Answer: A

NEW QUESTION # 203
After the network sends a fiber cut, which of the following alarms does not appear in a 1+1 linear multiplex section protection configuration?

A. HP_LOM
B. APS_INDI
C. MS_APS_INDI_EX
D. R_LOS

Answer: A

NEW QUESTION # 204
Only one TCM can be used at one site

A. True
B. False

Answer: B

NEW QUESTION # 205
Which of the following descriptions about the MD02 board is wrong?

A. The service types that can be accessed or output on the WDM side are OTU4 or OTUC2
B. The optical signal on the WDM side is adjustable within the 120 wavelength range at 50 GHz interval in the ultra-wide C-band, supporting F1ex Grid.
C. The board supports relay mode.
D. The service types accessible to the client side are 100GE or OTU4.

Answer: B

NEW QUESTION # 206
Which of the following is not included in the basic architecture of MPLS L2VPN?

A. VC
B. S-VLAN
C. Tunnel
D. AC

Answer: B

NEW QUESTION # 207
Which of the following communication protocols are used for DCN management of Huawei equipment? (Multiple choice)

A. FTP
B. HWECC
C. TCP/IP
D. OSI

Answer: B,C,D

NEW QUESTION # 208
The most effective subnet mask in a point-to-point WAN link is 255.255.255.252.

A. True
B. False

Answer: A

NEW QUESTION # 209
On OSN Series transmission devices, ethernet ports cannot access tagged and untagged frames at the same time

A. True
B. False

Answer: B

NEW QUESTION # 210
Which of the following are device-level protection schemes for SDH products? (Multiple choice).

A. Cross-connect and timer board protection
B. System dashboard protection
C. Power protection
D. TPS protection

Answer: A,B,C,D

NEW QUESTION # 211
In the process of data service adjustment, we often use the PING command to verify whether the Ethernet service at both ends of the device is established. If the port with IP address 129.9.0.1 is PINGed 200 times with a data packet length of 1000 bytes, what is the DOS command?

A. ping129.9.0.1-i200-n1000
B. ping129.9.0.1-i200-t1000
C. ping129.9.0.1-i1000-t200
D. ping129.9.0.1-i1000-n200

Answer: D

NEW QUESTION # 212
If the virtual cascade group at one end of the equipment has LCAS enabled, but the other end has not enabled LCAS, the local end reports the LCAS_FOPR alarm.

A. True
B. False

Answer: A

NEW QUESTION # 213
According to the number of transmission modes in the optical fiber, optical fiber can be divided into () and ().

Answer:

Explanation:
Single fiber unidirectional | Single fiber bidirectional

NEW QUESTION # 214
In a 25GMSP ring consisting of four MSTP sites, which of the following statements about alarm reporting are correct when protection switching occurs?

A. Report APS-INDI alarm on the board
B. PS alarms are reported on the tributary board
C. Report APS-INDI alarm on the system control board
D. APS-INDI alarm is reported on the XCS board

Answer: D

NEW QUESTION # 215
In the case of SNCP, the board selectively receives the service. Therefore, SNCP can protect services on the line.

A. True
B. False

Answer: B

NEW QUESTION # 216
What are the advantages of ESC? (Multiple choice)

A. Support redundant backup
B. Improve optical power budget
C. Reduce system complexity
D. Simple structure and low cost

Answer: A,B,C,D

NEW QUESTION # 217
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.