[Aug 08, 2024] H31-311_V2.5 Exam Dumps PDF Guaranteed Success with Accurate & Updated Questions
Pass H31-311_V2.5 Exam - Real Test Engine PDF with 198 Questions
NEW QUESTION # 47
The receiver performs a BIP-8 check on unscrambled STM-16 frames. If the BIP8 check result XOR*∶, the value of the B1 byte contained in the next STM16 ring is 10001100, which indicates STM-16 There is a () bit error block in the axis.
- A. 0
- B. is unclear
- C. 1
- D. 2
Answer: D
NEW QUESTION # 48
After the U2000 sends configuration data to the network element, if the SCC single board authentication fails, the network element enters the installation state.
- A. Error
- B. True
Answer: B
NEW QUESTION # 49
Measure the False correction capability of fec with encoded gain. Which of the following statements about the coding gain is incorrect?
- A. The coding gain of the in-band FEC is greater than the coding gain of the out-of-band FEC
- B. The coding gain of D.AFEC is greater than the coding gain of FEC.
- C. The False correction capability of B.FEC increases with coding gain.
- D. When ber is constant, the OSNR saved by correcting the encoding is called the encoding gain.
Answer: A
NEW QUESTION # 50
When the sender detects that the b6-b8 of the K2 byte is 110, it means that the sender has reported an alarm ().
- A. R THE
- B. R LOF
- C. MS-AIS
- D. MS RIF
Answer: D
NEW QUESTION # 51
In WDM systems, it is ideal to use a dielectric thin film filter (TFF) when using less than () wavelengths.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION # 52
Which of the following device domains can be managed by U2000? (Multiple choice).
- A. Data communication device
- B. Access device
- C. Transport equipment
- D. Wireless device
Answer: A,B,C,D
NEW QUESTION # 53
In Recommendation ITU-T G.692, the allowable channel frequencies are based on the reference frequency (), and the channel spacing can be 100 GHz, 50 GHz or 25 GHz.
- A. 192.1 Terahertz
- B. 196.1 Terahertz
- C. 193.1 Terahertz
- D. 1941 Terahertz
Answer: C
NEW QUESTION # 54
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.
- A. True
- B. False
Answer: B
NEW QUESTION # 55
Which of the following layers define the protocols that control the network layer? The protocol for this layer applies to logical links, i.e. end-to-end connectivity between two devices.
- A. Network layer
- B. Data link layer
- C. Application layer
- D. Transport Layer
Answer: D
NEW QUESTION # 56
When the fiber between node A and node B is disconnected, the RU on node B detects OTS_LOS alarm and will OTS_BDI The ru of the alert inserted into node A of node A forces reports OTS BDI alarms. The board reports och_SSF alarm on the downstream C node.
- A. error
- B. True
Answer: B
NEW QUESTION # 57
Establish Ethernet leased line service between HI (HQ) and H2 (branch) of enterprise H, and bind 5 in the corresponding VCTRUNK VC-12. When a VC-12 fails, the Ethernet dedicated line between H1 and H2 is interrupted. So, which of the following statements is true?
- A. Enable the QinQ feature on the ports used by H1 and H2 Division's Ethernet Leased Line service.
- B. enables the LXAS feature on the port used by the Ethernet Leased Line service between H1 and H2.
- C. Enable the QinQ function on the VCTRUNK port used by the Ethernet Leased Line service between H1 and H2.
- D. Enable the LCAS feature on the VCTRUR port used by the Ethernet Leased Line service between H1 and H2. (Correct answer"
Answer: D
NEW QUESTION # 58
output networks require higher costs than belt networks, but provide a more reliable management channel.
- A. False
- B. True
Answer: B
NEW QUESTION # 59
Compared with dense wavelength division multiplexing (DWDM) systems, crude glass division multiplexing (CWDM) systems provide a certain amount of glass length and transmission distance within (kmkm), which greatly reduces system cost and has strong flexibility
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION # 60
The device IP address of the gateway element and the non-gateway element must be set in the same network segment.
- A. True
- B. False
Answer: B
NEW QUESTION # 61
Single-fiber bidirectional WDM systems use only one optical fiber to transmit optical signals in both directions at the same time. Light signals in both directions should be arranged at different wavelengths.
- A. False
- B. True
Answer: B
NEW QUESTION # 62
For osn3500, which of the following boards provides centralized backup capability for the +3.3V power supply of each board in the sub-shelf?
- A. AUX
- B. coA
- C. scc
- D. PU
Answer: A
NEW QUESTION # 63
Which of the following is the default WTR time for MSP switching?
- A. 6 min
- B. 10 minutes
- C. 15 minutes
- D. 12 min
Answer: B
NEW QUESTION # 64
U2000 can flexibly interconnect with different third-party network administrators through the Northbound Interface (NBI) and provide physical inventory and alarm information for the upper-layer network management.
- A. Error
- B. True
Answer: B
NEW QUESTION # 65
The frame structure of ODU4 is four times that of ODU1
- A. True
- B. False
Answer: B
NEW QUESTION # 66
Which of the following technologies is the main difference between an open DWDM system and an integrated DWDM system?
- A. Optical supervision technology
- B. Wavelength conversion techniques
- C. Multiplexing/multiplexing technique
- D. Optical release technology
Answer: B
NEW QUESTION # 67
Which of the following different types of ESC are divided according to the principles of implementation? (Multiple choice)
- A. Pilot adjusts DCC
- B. None of the above
- C. Fixed frame structure DCC
- D. insert DCC
Answer: A,C
NEW QUESTION # 68
In WDM systems, it is ideal to use a dielectric thin problem filter (TFF) when using less than () wavelengths.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION # 69
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To prepare for the H31-311_V2.5 exam, candidates are required to have a basic understanding of transmission technologies, as well as experience working with transmission networks. It is also recommended that candidates complete the HCIA-Transmission V2.0 course before taking the H31-311_V2.5 exam.
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