Which of the following measures can help solve the problem of ping-pong switching in the same-frequency LTE cell? (Multiple Choice)

• A.Add Timetotrigger
• B.Add eventA3Offset
• C.Increase the filter factor
• D.Decrease Hysteresis

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What are the indicators for switching to premature problem analysis? (Multiple choice)

• A.Switching out premature times between two specific cells
• B.The number of execution successes is switched by the same frequency in the eNodeB of the re-established returning source cell.
• C.The number of execution successes is switched by the same frequency between the elNodeBs of the re-established returning source cell.
• D.The inter-cell handover between the eNodeBs that are rebuilt back to the non-source cell is successful.

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Antenna feed adjustment refers to the adjustment of antenna azimuth and downtilt angle. The most commonly used method is to eliminate cross-area coverage, weak coverage, and PCI mode 3 conflicting cells.

• A.True
• B.False

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Which of the following identifiers is used to temporarily identify a user in the EPC network?

• A.M-TMSI
• B.GUMMEI
• C.IMSI
• D.GUTI

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The PDSCH carries DL-SC and PCH information.

• A.False
• B.True

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