Huawei H35-260 Practice Test - Questions Answers, Page 26
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PTN can support in-band DCN. At this time, the port needs to enable the DCN function. Therefore, in CES service, PTN setup cannot be managed by in-band DCN.
The R-LOS alarm has nothing to do with overhead bytes but only with the quality of the incoming signal
When performing single-site commissioning of SDH equipment, it is necessary to check the singlesite hardware: including cabinet and subrack installation inspection, power line resistance measurement, cable layout specification inspection, single-board appearance inspection, and some single-board inspections. DIP jumper check
The frame rate of STM-1, STM-4, STM-16, STM-64 signals are all the same 8000 frames/sec.
STM-N signal transmission on the line needs to be scrambled, mainly to facilitate collection and extraction of line timing signals. Will all bytes in the SDH frame structure be scrambled?
TCP provides connectionless-oriented, best-effort transport services
The U2000 license file is stored in the following directory /u2000/server path. If the license file is invalid, the U2000 will not work normally.
The services carried by PWE3 need to be sensed by the internal nodes of the PSM network.
Standard FEC, AFEC and HFEC techniques all increase the FEC overhead, and the coding gains achieved are progressively increased.
Qinia technology can be used when multiple users need to share the same VCTRUNK and use the same VLANID.
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