Online Questions - Valid Practice To your H31-311 Exam (Updated 190 Questions)
Practice To H31-311 - Remarkable Practice On your Huawei HCIA-Transmission V2.0 Exam Exam
NEW QUESTION 102
Which of the following bytes can be used for the orderwire phone between two REG devices?
- A. E1
- B. E1 and E2
- C. None of the above
- D. E2
Answer: A
NEW QUESTION 103
Assume that 2 x VC-12 timeslots need to be bound with VCTRUNK1 of the N2EFS4 board. When 8 x VC-4 timeslots are available on the N2EFS4 board, which of the following timeslots meets the requirements?
- A. VC-12 timeslots 33 and 34 of the second
- B. VC-12 timeslots 1 and 2 of the first VC-4
- C. VC-4 VC-12 timeslots 1 and 2 of the eighth VC-4
- D. VC-4 VC-12 timeslots 1 and 2 of the fourth
Answer: D
NEW QUESTION 104
In the case of 1+1 linear MSP, which of the following switching modes do not require the enabling of the APS protection protocol? (Multiple Choice)
- A. Dual-ended non-revertive mode
- B. Single-ended revertive mode
- C. Single-ended non-revertive mode
- D. Dual-ended revertive mode
Answer: B,C
NEW QUESTION 105
Which of the following bridges is used to forward data based on the MAC address and VLAN ID carried in data?
- A. 802.11ab
- B. 802.1q
- C. 802.1a
- D. 802.1d
Answer: B
NEW QUESTION 106
For 100G (112 Gbit/s) signals, the actual data baud rate is only 28G baud.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 107
When setting the LCAS mode, follow the following principles:
1. If devices at the two ends are both Huawei devices, set them to the "Standard Mode".
2. If a Huawei device is interconnected with a third-party device, set the interconnected devices to the same mode according to the mode supported by the third-party device.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 108
Which of the following is the multiplexing mode of SDH?
- A. Flexible mapping
- B. Asynchronous multiplexing
- C. Flexible mapping and synchronous multiplexing
- D. Flexible mapping and asynchronous multiplexing
Answer: C
NEW QUESTION 109
The interval between two adjacent pointer justification events is at least ( ) frames.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 110
In the case of MSP, you need to set the MSP protocol ID of each NE. To ensure that each ID is unique, you are advised to set the MSP protocol ID to the same value as the NE ID.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 111
According to the formula of "ODUk rate = 239/(239-k) x STM-N frame rate", the ODU4 rate is equal to
239/235 x STM-N frame rate.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 112
Which of the following can be configured as the monitoring time of NE performance events?
- A. Any time
- B. Earlier than the current time
- C. Same as the current time of the NE
- D. Later than the current time
Answer: D
NEW QUESTION 113
Which of the following clock working modes support the ITU-T G.781 standard? (Multiple Choice)
- A. Holdover
- B. Tracing
- C. Free-run
- D. Master/Slave
Answer: A,B,C
NEW QUESTION 114
Which of the following device domains can be managed by the U2000? (Multiple Choice)
- A. Access device
- B. Data communication device
- C. Transport device
- D. Wireless device
Answer: A,B,C,D
NEW QUESTION 115
The section overhead of STM-4 is () bytes/frame.
- A. 9*9*4
- B. 9*8*4
- C. 9*9*8
- D. 9*8
Answer: B
NEW QUESTION 116
The rates of the SF64 and SL64 boards are both STM-64. Therefore, the two boards can be interconnected.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 117
Which of the following statements about extended ECC is incorrect?
- A. Automatic extended ECC can be enabled on a maximum of four NEs. In manual extended ECC mode, each server can be connected to a maximum of three clients.
- B. Extended ECC is classified into automatic extended ECC and extended ECC in specified mode.
- C. Automatic extended ECC indicates using a straight-through cable to connect the Ethernet ports of two NEs.
- D. Extended ECC in specified mode indicates that the server and client need to be specified.
Answer: A
NEW QUESTION 118
After PDH services are configured on a per-NE basis, a complete trail cannot be searched out. Which of the following are possible causes? (Multiple Choice)
- A. Pass-through is not configured at intermediate sites.
- B. Line board selection is incorrect.
- C. Timeslot configuration is incorrect.
- D. Tributary board selection is incorrect.
Answer: A,B,C
NEW QUESTION 119
Which of the following alarm/event dumping modes are supported by the U2000? (Multiple Choice)
- A. Automatic dumping
- B. Manual dumping
- C. Overflow dumping
- D. Periodic dumping of alarm logs
Answer: B,C,D
NEW QUESTION 120
The rate of STM-1 is () bit/s.
- A. 9*270*4*8000
- B. 9*270*1*8000
- C. 9*270*1*8000*8
- D. 9*270*1*8000*16
Answer: C
NEW QUESTION 121
When LMSP is configured, there are two switching modes: single-ended switching and dual-ended switching. The protection protocol does not need to be enabled for single-ended switching.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 122
When the J1 byte mismatch occurs, the () alarm is reported and services may be interrupted.
- A. HP_SLM
- B. LP_TIM
- C. HP_TIM
- D. RS_TIM
Answer: C
NEW QUESTION 123
Which of the following statements about the MST functional module are correct? (Multiple Choice)
- A. The MST provides the E2 orderwire channel.
- B. The MST returns bit error information, but not the specific number of bit errors.
- C. The MST is both the source and sink of the MS.
- D. The MST implements the BIP-8 statistics calculation of the B2 byte.
Answer: A,C
NEW QUESTION 124
Which of the following is not an EVPLAN feature?
- A. Bandwidth sharing
- B. Point-to-point and point-to-multipoint topologies
- C. Multipoint-to-multipoint topology
- D. Forwarding based on MAC addresses
Answer: B
NEW QUESTION 125
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