H31-311-ENU Exam Dumps - PDF Questions and Testing Engine
H31-311-ENU Dumps - The Sure Way To Pass Exam
NEW QUESTION 38
In MSP networking, when optical fibers are connected between sites, the east optical board of a site is connected to the west optical board of the downstream site, and these sites are connected in sequence to form a ring. In this case, the direction from the east optical board of a site to the west optical board of the downstream site is the major ring direction, and the direction that the ring is formed is the service direction.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 39
The K1 and K2 bytes can transmit APS switching signaling, and can also indicate that the multiplex section signal fails.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 40
A MAC address consists of 46 bits and is globally unique.
Which of the following is the meaning of the MAC address whose eighth bit is 1?
- A. Bicast address
- B. Unicast address
- C. Broadcast address
- D. Multicast address
Answer: D
NEW QUESTION 41
Which of the following effects is used by the Raman amplifier?
- A. Self-phase modulation (SPM)
- B. Four-wave mixing (FWM)
- C. Dispersion
- D. Raman scattering
Answer: D
NEW QUESTION 42
On a Layer 2 switching device, if the Ethernet port is an Access port, the port can receive only the Ethernet frames without VLAN tags or Ethernet frames with the same VLAN ID as the default VLAN ID of the port.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 43
Compared with a dense wavelength division multiplexing (DWDM) system, a coarse wavelength division multiplexing (CWDM) system provides a certain number of wavelengths and a transmission distance within ( ) km, which greatly reduces system cost and has strong flexibility.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 44
Which of the following statements about the multiplex section remote error indication (MS-REI) is correct?
① The B2 byte indicates the transmission channel.
② The M1 byte indicates the transmission channel.
③ MS-REI is transmitted from the sink to the source.
④ MS-REI is transmitted from the source to the sink.
⑤ Indicates the number of detected bit errors after the sink receives the MS signals.
- A. ①④⑤
- B. ①③⑤
- C. ②④⑤
- D. ②③⑤
Answer: D
NEW QUESTION 45
When the U2000 data is backed up using scripts, the backup is fast because the backup files are small.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 46
In the frame structure of SDH signals, there are abundant overhead bytes used for operation, administration, and maintenance (OAM). The overhead bytes account for ( ) of all bits in the entire frame and greatly enhance the monitoring functions of the network.
- A. 1/40
- B. 1/10
- C. 1/20
- D. 1/30
Answer: C
NEW QUESTION 47
When multiple users need to share the same VCTRUNK and use the same VLAN ID, the QinQ technology can be used.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 48
Which of the following is the functional unit that provides high-speed signal interfaces and processes corresponding signals?
- A. Tributary unit
- B. Auxiliary unit
- C. Cross-connect unit
- D. Line unit
Answer: D
NEW QUESTION 49
Which of the following are communication quality alarms? (Multiple Choice)
- A. Loss of optical signals
- B. Optical port loopback
- C. NE communication interruption
- D. No login of an NE user
Answer: A,C
NEW QUESTION 50
Which of the following is the function of TCM overheads in ODUk signals?
- A. Tandem connection monitoring overhead
- B. General communication channel overhead
- C. Path trace identifier overhead
- D. Channel supervisory overhead
Answer: A
NEW QUESTION 51
The device IP addresses of the gateway NE and non-gateway NEs must be set in the same network segment.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 52
Which of the following is the impact of changing the NE ID of OSN 3500 on the NMS?
- A. The NE time is not synchronized.
- B. NE communication is interrupted.
- C. Services are interrupted.
- D. The device is restarted.
Answer: B
NEW QUESTION 53
......
Pass Huawei H31-311-ENU Exam Quickly With 2Pass4sure: https://www.2pass4sure.com/Huawei-certification/H31-311-ENU-actual-exam-braindumps.html