Question: In an E-UTRAN, which timer specifies the maximum time for protecting the overall handover procedure in the source eNodeB (eNB)?
Option 1: TRELOCprep - Handover Preparation Timer
Option 2: TDCoverall - Dual Connectivity Overall Timer
Option 3: TDCprep - Dual Connectivity Preparation Timer
Option 4: TX2RELOCoverall - Overall Handover Protection Timer in Source eNB
Explanation: The correct answer is TX2RELOCoverall because, according to the specifications, it specifically defines the maximum time for protecting the overall handover procedure in the source eNodeB (eNB), ensuring a seamless and timely handover process. This timer is crucial for managing the handover’s overall duration from the source eNB’s perspective.