This page was exported from Exams Labs Braindumps [ http://blog.examslabs.com ] Export date:Sat Sep 28 7:26:32 2024 / +0000 GMT ___________________________________________________ Title: Updated Oct 17, 2022 Test Engine to Practice Test for H31-311_V2.5 Valid and Updated Dumps [Q14-Q38] --------------------------------------------------- Updated Oct 17, 2022 Test Engine to Practice Test for H31-311_V2.5 Valid and Updated Dumps Exam Questions for H31-311_V2.5 Updated Versions With Test Engine QUESTION 14QinQ technology can be used when multiple users need to share the same VCTRUNK and use the same VLAN ID.  True  Error QUESTION 15According to ITU-T’s recommendations, the requirement that the MSP switching time should be within 50ms is conditional. For example, the number of net elements on the entire ring network is less than 16.  True  False QUESTION 16In 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.  192.1 Terahertz  193.1 Terahertz  1941 Terahertz  196.1 Terahertz QUESTION 17Which of the following is photolayer tracking? (Multiple Choices)  OCh  OMS  OTS  osc QUESTION 18For MSPs, you need to set the MSP protocol ID for each NE. To ensure that each ID is unique, it is recommended to set the MSP protocol ID to the value that is compatible with the network element ID.  True  False QUESTION 19Which of the following is the meaning of “L” in the optical module parameter “L-64.2”  Transmission distance  Dispersion coefficient  Emission wavelength  Fatigue of reception QUESTION 20On OSN Series transmission devices, ethernet ports cannot access tagged and untagged frames at the same time  True  False QUESTION 21After configuring PDH on a per-net element basis, the full trace cannot be searched. Which of the following is a possible cause? (Multiple choice)  The tributary plate is not selected to be recited correctly.  The board selection is incorrect.  The time period is not configured correctly 5.  Passthrough is not configured at the intermediate site. Correct answer) QUESTION 22The number of ODU2e signals multiplexed into the ODU3 signal is the same as the number of ODU2 signals multiplexed into the ODU3 signal.  True  False QUESTION 23In the system control unit, which of the following databases does not lose data after a power failure? (Multiple choice).  MDE  DRDB  FDB0  FDB1 QUESTION 24Compared 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  50  100  200  20 QUESTION 25Which 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 QUESTION 26Optical module parameter “L-64.2” in “2” indicates which of the following working windows?  880 nm  1310 nm  1550nm  1610nm QUESTION 27The backplane has two 48V power cords, and each board gets two -48V power supplies from the backplane. After combining the power supply via diodes, the various voltages required for each component are obtained by means of a DC/DC power module and a linear mane swap.  True  Error QUESTION 28OTM nr.m consists of up to n ” multiplexed channels and does not support non-channel-related overhead. The letter “r” indicates a decrease in functionality.  True  Error QUESTION 29The dual fiber ring topology consisting of three network elements is arranged in counterclockwise order as the service between A, B and C A and C occupies the first VC-48 on the short path VC-12 time slots, B and C of the same service also occupy the 48th of the first VC-4 on the short path VC-12 time slots  Unidirectional path protection ring  SNCP ring  Bidirectional MSP ring  All of the above QUESTION 30Which of the following is not a nonlinear effect?  Self-phase modulation (SPM)  Dispersion  Raman scattering  Four-wave frequency (FWM) QUESTION 31The number of bit error blocks on each VC4 channel is detected by B3 on the receiving side. At the same time, the information is sent back to the sender via Q, and HP-REI and HP-FEBBE report on the sender.  K3 (b1-b4)  G1 (b5-b8）  G1 (b1-b4)  J(bt-4) QUESTION 32On the NMS system, the network element performance monitoring time is set to () minutes and () hours.  15.12  15.24  30.12  30.24 QUESTION 33When using the LCAS function, which of the following overhead bytes is used to transmit control information? (Multiple Choices)  M1  H4  K2  K4 QUESTION 34Which of the following statements about the MST functional module is correct? (Multiple choice).  MST is both the source and sink of MS. .  MST implements BIP-8 statistical computation of B2 bytes.  MST returns bit error messages, but does not return a specific number of bit errors  MST provides an E20 orderwire channel. . QUESTION 35Which of the following is affected by changing the element ID of OSN3500 on NMS?  Interruption of business.  Restart your device.  Network element communication is interrupted.  NE time is out of sync. QUESTION 36The AAC address consists of 46 bits and is globally uniqueWhich of the following – is the meaning of the eighth-digit MAC address with 1?  unicast address  Double-click the address  Multicast address  Broadcast address QUESTION 37The1310nm and 1550nm transmission windows are low loss windows. In DWDM systems, only the 1560m transfer window is used. Which of the following is the main cause?  The EDFA operating wavelength flatness region is contained in this window.  The nonlinear effect of the B.1550 nm-wavelength region is small.  The 1550nm wavelength region is suitable for long-distance transmission.  None of the above QUESTION 38Which of the following clock operating modes supports the ITU-T G.781 standard? (Multiple choice).  Tracking  Hold  Self-curved running  Master/Slave  Loading … H31-311_V2.5 Exam Dumps - Free Demo & 365 Day Updates: https://www.examslabs.com/Huawei/Huawei-Transmission/best-H31-311_V2.5-exam-dumps.html --------------------------------------------------- Images: https://blog.examslabs.com/wp-content/plugins/watu/loading.gif https://blog.examslabs.com/wp-content/plugins/watu/loading.gif --------------------------------------------------- --------------------------------------------------- Post date: 2022-10-17 09:03:22 Post date GMT: 2022-10-17 09:03:22 Post modified date: 2022-10-17 09:03:22 Post modified date GMT: 2022-10-17 09:03:22