H31-341_V2.5-ENU HCIP-Transmission V2.5 PDF Dumps 2025

1. Download The Latest H31-341_V2.5-ENU Dumps for Best Preparation Exam : H31-341_V2.5-ENU Title : HCIP-Transmission V2.5 https://www.passcert.com/H31-341_V2.5-ENU.html 1two8

2. Download The Latest H31-341_V2.5-ENU Dumps for Best Preparation 1. Which of the following descriptions about deleting a path from the network management system is wrong? A. Remove only the wavelength division paths on the network layer at the network management side from the network layer. B. Services will not be interrupted after the path is removed from the network layer C. Deleting a path from the network element layer will delete the path on the network element side and the network layer together D. Deleting the path from the network layer and the network element layer will interrupt the service Answer: D 2. Which of the following options does not belong to the PWAPS switching conditions? A. MPLSPW_SF B. Single board hard reset C. Single board software failure D. Single board soft reset Answer: D 3. Which of the following reasons will not cause optical power abnormality? A. Enable FEC function B. Pigtail connection error C. The pigtail loss is too large D. The device temperature is too high Answer: A 4. Which of the following descriptions about Tunnel APS protection is wrong? A. Since the link layer detection method of Tunnel APS is performed through MPLS-TPOAM, you need to enable MPLS_TPOAM of Tunnel before creating APS protection. B. Tunnel APS 1+1 switching type only supports dual-end switching C. Tunnel APS is end-to-end protection at the tunnel level D. Tunnel APS is a tunnel protection function based on the APS protocol. Answer: B 5. Which operation should be performed before querying the bit error and optical power on the network management system, otherwise the corresponding data cannot be queried? A. Create a logical fiber B. Configuration data C. Synchronize network data D. Enable network element performance monitoring time Answer: D 6. Which layer of the TCP/IP protocol is the TCP/UDP protocol located at? A. Application layer B. Network Layer C. Data Link Layer 2two8

3. Download The Latest H31-341_V2.5-ENU Dumps for Best Preparation D. Transport layer Answer: D 7. Which of the following descriptions about MPLS (Multi-Protocol Label Switching) is wrong? A. MPLS adopts a dual-plane structure, which is divided into a control plane and a forwarding plane. The control plane is connection-oriented, and the forwarding plane is connectionless. B. MPLS packet forwarding is based on labels. C. In the field of packet transmission, the main application of MPLS technology is to build tunnels to carry various types of services (such as TDM, ATM, Ethernet) transmitted by PWE3, and realize end-to-end transmission of services in packet networks. D. MPLS is not a service or application, but a standardized routing and switching technology platform that can support various high-level protocols and services. Answer: A 8. What principle of light is used when light propagates in optical fibers? A. Total reflection B. Scattering C. Incident D. Refraction Answer: A 9. Which of the following descriptions of Raman amplification technology is wrong? A. Theoretically, it can amplify signals in all bands B. Use stimulated Raman scattering to amplify the signal C. Low noise index, can be used with EDFA to improve the system's OSNR D. High energy conversion efficiency Answer: D 10. Which of the following is a networking method for parallel FOADM sites? A. EX40+EMR8 B. MR4+MR4 C. EMR8+EMR8 D. EX40+EX40 Answer: D 11. For a 9-dimensional site, to realize the Colored & Connectionless scenario, if all WSMD9 boards are used, how many boards do you need to configure at least? A. 10 B. 9 C. 8 D. 11 Answer: A 12. The optical module of the OTN circuit board is a PIN tube. Which of the following options is the most 3two8

4. Download The Latest H31-341_V2.5-ENU Dumps for Best Preparation ideal input optical power? A. -8 dBm B. 0 dBm C. 3 dBm D. -3 dBm Answer: A 13. The optical power of each single wave before combining (i.e. the input optical power of the combiner board) should be within which of the following adjustment ranges? A. Average single-wavelength optical power -1dB < single-wavelength optical power < average single-wavelength optical power +2dB B. Average single-wavelength optical power -2dB < single-wavelength optical power < average single-wavelength optical power +2dB C. Average single-wavelength optical power -1dB < single-wavelength optical power < average single-wavelength optical power +3dB D. Average single-wavelength optical power -2dB < single-wavelength optical power < average single-wavelength optical power +3dB Answer: B 14. According to the conversion formula of milliwatt (mw) and milliwatt decibel (dBm), how many dBm is 500mw approximately equal to? (1g5=0.7) A. 32 B. 30 C. 27 D. 43 Answer: C 15. Which of the following descriptions of business boundary labels is wrong? A. When the user access mode is Ethernet, the Ethernet frame header sent by CE to PE carries a TAG added by the operator to distinguish users. B. There are two types of business boundary labels: User and Service C. When the service boundary label is User, it means that the user access method is Ethernet. D. When the service boundary label is Service, it means that the user access method is VLAN. Answer: A 16. Which of the following is not a difference between MPLS-TPOAM and MPLS OAM? A. You can save some label alarms, such as AISIRDIUNEXPMEG B. The OAM message sending period has changed, and 3.3ms and 10ms have been cancelled. C. Different message formats D. Added CCVAIS\LBLT and other functions Answer: B 17. According to the G.709 protocol, how many ODU2e signals can be contained in one ODU3 signal? A. 1 4two8

5. Download The Latest H31-341_V2.5-ENU Dumps for Best Preparation B. 2 C. 3 D. 4 Answer: D 18. Which of the following descriptions about OTN frame structure overhead is wrong? A. FAS is located at the beginning of the OTN structure B. FAS does not participate in scrambling C. FAS framing failure will cause OTUk LOF D. The value of FAS changes dynamically with different signals Answer: D 19. Which of the following is not included in the triggering conditions for the automatic switching of 1+1 on the client side? A. AKOLP or DCP board reports R LOS B. The OTU board is not in place C. When SD is not enabled, the OTU board reports ODUk_PMDEG D. OTU board reports OTUk LOF Answer: C 20. In troubleshooting scenarios, loopback is one of the commonly used fault location methods. Which of the following descriptions of the loopback method is wrong? A. Including software loopback and hardware loopback B. A large amount of alarm and performance data needs to be analyzed in depth in advance C. Suitable for troubleshooting board and circuit faults D. Applicable to the scope of known faults Answer: B 21. Which of the following will cause a single channel to report a BEFFECEXC alarm? A. The input optical power of the OTU board is too high or too low B. Amplifier board failure C. Abnormal external environment D. The signal is too lost during line transmission Answer: D 22. Which of the devices involved in the key technologies of WDM systems is a passive device? A. Multiplexer Demultiplexer B. Light source C. Amplifier D. Optical monitoring board Answer: A 23. Which of the following descriptions about the TNG2M402D board is wrong? A. It is a dual-channel 100Gbit/s wavelength conversion board 5two8

6. Download The Latest H31-341_V2.5-ENU Dumps for Best Preparation B. The client side can access two service signals: OTU4/100GE C. When the board accesses OTU4 services, it supports encryption D. Support wavelength tunable function Answer: C 24. Which of the following descriptions of the PWE3 network reference model is wrong? A. PWE3 establishes a point-to-point channel. The channels are isolated from each other, and the user's Layer 2 messages are transparently transmitted between PWs. B. CE cannot sense whether it is using emulation service or local service C. Tunnel is a mechanism for transparently carrying information on the network and is used to carry PW.A tunnel can only carry one PW. D. PE is located at the edge of the operator's network and is the device that provides PWE3 to CE. Answer: C 25. Which of the following descriptions of OTN's optical layer interfaces OTM-n, m, OTM-nr, m is wrong? A. n represents the number of waves carried at maximum capacity B. r means that some functions of the OTM have been removed. Here, it means that the OSC function has been removed. C. m represents the rate, which can only be 1, 2, or 3. D. OTM-nr, m plus OSC signal becomes OTM-n, m Answer: C 26. When the local end detects an OTUkDEG alarm, which of the following descriptions about the upstream site alarm processing is correct? A. The upstream site reports OTUk SSF B. Upstream site reports ODUk PM SSF C. Upstream site reports OTUk BEI D. Upstream site reports OTUk BDI Answer: C 27. By summarizing the OTU1/2/3 frame rates, we can get the calculation formula for the OTUk frame rate. Which of the following is correct? A. OTUk rate = 255/(236-k) X STM-N rate B. OTUk rate = 255/(235-k) X STM-N rate C. OTUk rate = 255/(239-k) X STM-N rate D. OTUk rate = 255/(237-k) x STM-N frequency rate Answer: C 28. Which of the following descriptions about OTN equipment-level protection is wrong? A. The OptiXtrans E6616 master cross-connect clock integrated board is configured as 1+1 protection. When the working master unit fails, only the master unit is switched to the standby board, and the cross-connect clock unit is not switched. B. The OptiX transE9624 subrack supports two cross-connect modes: 1:1 and 1:3. The two modes differ in the number of cross-connect board configurations, the number of service board slots available, 6two8

7. Download The Latest H31-341_V2.5-ENU Dumps for Best Preparation cross-connect capacity, and application scenarios. C. The OptixOSN9800U32E is configured with 7 cross-connect boards to form a cross-connect resource pool to complete service scheduling. Under normal circumstances, all 7 boards are working, and a maximum of 2 cross-connect board failures are allowed without affecting the normal operation of the system D. OptiXtransE6616 main control cross-connect clock board, normal mode 1+1 hot backup protection. Switching time is reduced to 50ms. Answer: A 29. Which of the following descriptions about OTN optical layer protection is wrong? A. 1+1 protection within the board is equivalent to 1+1 O CH path protection effect, which is more suitable for chain networking, but not suitable for ring networking. B. Optical line protection scenario: unable to protect OTU or circuit board failure C. According to the different positions of the OLP board, optical layer protection can be divided into three types: optical line protection, on-board 1+1 protection, and client-side 1+1 protection. D. 1+1 protection on the customer side, with the widest protection range and the highest cost, and can also provide protection when the OTU circuit board fails Answer: A 30. In a packet switching network running MPLS-TPOAM detection technology, when CC is used to detect connectivity, if the sink MEP does not receive CCM messages within how many message sending cycles, it is considered that there is a connectivity problem? A. 35 B. 3 C. 5 D. 2 Answer: A 31. Which of the following descriptions about the OTN mapping/multiplexing order at the transmitting end is correct? A. Client-OTUK-OPUK-ODUK B. Client-ODUK-OTUK-OPU C. Client-ODUK-OPUK-OTUK D. Client-OPUK-ODUK-OTUK Answer: D 32. The ODUk tandem monitoring overhead supports multiple maintenance signals. When the ODUk_TCM_LCK maintenance signal is generated, which one does STAT detect? A. 111 B. 101 C. 10 D. 110 Answer: B 7two8

8. Download The Latest H31-341_V2.5-ENU Dumps for Best Preparation 33. Which of the following descriptions about branch SNCP protection is wrong? A. Branch SNCP protection uses the dual-transmit selective receiving function of the electrical layer crossover to protect the customer-side services accessed by the branch board. B. Trigger conditions: board not in place, SF, SD C. When configuring a branch SNCP, you need to set the SNCP subtype. D. The crossover granularity is GE or Any signal Answer: D 34. Which of the following protections requires the use of the APS protocol? A. 1+1 optical line protection B. Branch SNCP protection C. Tunnel APS 1:1 D. ODUkSNCP protection Answer: C 35. In daily maintenance scenarios, resetting is one of the common operations. Which of the following descriptions about resetting a board is wrong? A. Press and hold the RST button on the main control panel to achieve a soft reset. B. Hard reset is similar to plugging and unplugging a board C. Hard reset can be achieved through network management D. Soft reset can only be achieved by asking the pipe Answer: A 36. In a WDM system, if the expected TTI and the actual TTI are different, what alarm will be reported? A. ROTUK LOP B. OTUK LOS C. OTUK TIM D. OTUK T1 Answer: C 37. In a troubleshooting scenario, maintenance personnel are generally required to collect and save on-site data before troubleshooting. Which of the following descriptions about collecting and saving on-site data is correct? A. Regular data collection is not necessary when the equipment is operating normally. B. Regular data collection when the equipment is operating normally and data collection when the equipment fails are required C. Only requires regular data collection when the equipment is operating normally D. Only data collection is required when equipment fails Answer: B 8two8