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Question 29/77

Which of the following statements about basic LCAS functionality are correct? (Multiple choice).

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Question List (77q)
Question 1: Which of the following are the components of the WDM system ...
Question 2: The refractive index n1 of the fiber core must be the Q of t...
Question 3: Which of the following is not the advantage of WDM?...
Question 4: When the SNCP ring consisting of four Optis OSN 2500 devices...
Question 5: Which of the following statements about ODUk_PM_BDI is corre...
Question 6: For OSN3500, there is a slot mapping relationship between th...
Question 7: PRBS can be used to test that the SDH service is healthy and...
Question 8: Fiber loss includes bending loss, absorption loss and scatte...
Question 9: For alignment; Indicates the starting position of VC-n in th...
Question 10: The MAC loopback and PHY loopback are used for fault locatio...
Question 11: In the OSN550, the CXL slot contains a function board that i...
Question 12: What are the basic features of the U2000? Multiple Choices...
Question 13: The clock unit can only access the external clock source as ...
Question 14: According to the formula "ODUk rate = 239/(239k) x STM-N fra...
Question 15: The1310nm and 1550nm transmission windows are low loss windo...
Question 16: When there is a Critical Error In Seconds (SES) in the PM po...
Question 17: In WDM systems, it is ideal to use a dielectric thin problem...
Question 18: Which of the following logical function modules is used to g...
Question 19: When a bit error is detected in B2 bytes, which of the follo...
Question 20: Which of the following statements about signal label byte C2...
Question 21: QinQ technology can be used when multiple users need to shar...
Question 22: output networks require higher costs than belt networks, but...
Question 23: Manual configuration will clear the data on the NE side...
Question 24: SDH signals must be scrambled before they can be transmitted...
Question 25: Some SNCP protection inversion conditions are default, such ...
Question 26: Which of the following statements regarding multiplexing par...
Question 27: Which overhead below 112 is not ODUk overhead?...
Question 28: Which of the following is the difference between an AU point...
Question 29: Which of the following statements about basic LCAS functiona...
Question 30: Which of the following can be configured as the monitoring t...
Question 31: The STAT indicator of the SDH board flashes red, lights up f...
Question 32: EPL services use ports and bandwidth exclusively, and differ...
Question 33: When using a script to back up U2000 data, the backup speed ...
Question 34: On the NMS system, the network element performance monitorin...
Question 35: Which of the following ITLI-T recommendations define the OTN...
Question 36: When the J1 byte does not match, an alarm () is reported and...
Question 37: In the Windows operating system, the log files of the U2000 ...
Question 38: The TAG attribute cannot be set for the internal port VCTRUN...
Question 39: In the system control unit, which of the following databases...
Question 40: OTM nr.m consists of up to n " multiplexed channels and does...
Question 41: The segment overhead of STM-4 is () bytes/frame....
Question 42: When the ACT indicator of the SDH board is off, it means tha...
Question 43: Compared with dense wavelength division multiplexing (DWDM) ...
Question 44: Which of the following light sources has the best dispersion...
Question 45: In the frame structure of the SDH signal, there are large ov...
Question 46: In the case of a 1+1 linear MSP, which of the following swit...
Question 47: Forced switching, fiber switching, manual switching and moti...
Question 48: Both PDH and SDH have globally harmonized standards....
Question 49: QinQ technology can be used when multiple users need to shar...
Question 50: TU-AIS is often encountered during network maintenance. Whic...
Question 51: EPL services use bandwidth exclusively on the line, which is...
Question 52: Coherent receiver technology uses a local oscillator laser w...
Question 53: For osn3500, which of the following boards provides centrali...
Question 54: Which of the following is the main advantage of SDH? (Multip...
Question 55: Which of the following are the service board types for MSTP ...
Question 56: Which of the following statements about the OTM-n .m and OTM...
Question 57: Optical monitoring channel is used for monitoring of WDM opt...
Question 58: The last 256 columns in the OTN frame structure are the FEC ...
Question 59: Which of the following is the default WTR time for MSP switc...
Question 60: Which of the following local maintenance endpoints can be us...
Question 61: Which of the following bytes in the regenerator part overhea...
Question 62: PDM uses a polarization beam splitter to divide the laser in...
Question 63: Establish Ethernet leased line service between HI (HQ) and H...
Question 64: Which of the following statements about the MSP ring is corr...
Question 65: Which of the following is the multiplexing method of SDH?...
Question 66: U2000 can flexibly interconnect with different third-party n...
Question 67: For alignment; Indicates the starting position of VC-n in th...
Question 68: Which of the following bytes can be used for ordenwire calls...
Question 69: In Recommendation ITU-T G.692, the allowable channel frequen...
Question 70: The rate of SF64 and SL64 boards is STM54. Therefore, the tw...
Question 71: The AAC address consists of 46 bits and is globally unique W...
Question 72: OSN1500/2500/3500/7500 supports DC and AC power inputs....
Question 73: The number of ODU2e signals multiplexed into the ODU3 signal...
Question 74: After configuring PDH on a per-net element basis, the full t...
Question 75: For 100G (112Gbit/s) signals, the actual data baud rate is o...
Question 76: The scope of management of OMSn is the path from the input o...
Question 77: Which of the following statements about the MST functional m...