What factors do not need to be investigated for the failure of the E-RAB establishment caused by the core network?

• A.Authentication parameters
• B.Reason for rejection or abnormal release
• C.Message waiting timer
• D.Core network configuration parameters carried in the signaling

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What information is determined by the location of the PHICH resource for each upstream user? (Multiple Choice)

• A.User's PUSCH information location
• B.Number of PHICH channel groups
• C.Number of PHICH processes
• D.PHICH channel duration

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When the cellular network is used, which of the following is the station spacing company of the three-sector base station?

• A.1.949R
• B.1.732R
• C.1.5R
• D.2R

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3GPP protocol defines the RRC reestablishment message of +U313. What are the cause values? (Multiple Choice)

• A.Radio Link Failure
• B.Handover Failure
• C.Reconfig Failure
• D.other

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The eNodeB filters the edge UE according to the measurement report of which event that the UE reports?

• A.A2
• B.A4
• C.A3
• D.A1

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