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| =========================================== CALL FLOW =============================================
time UE NodeB DRNC SRNC CN
| | | | | SnapshotCNode File Infos
10:50:456,464|---------------->| | RRC UL_CCCH Connection Request
10:50:456,464| | | | | SnapshotCNode Communication Start: RRC
10:50:456,464| | | | | SnapshotCNode Communication Start: RL in a SRNC
10:50:456,464| | | | | Qaal2 Establishment Request (Iub)
10:50:456,472| | | | | Qaal2 Establish Confirm For IP (Iub)
10:50:456,473| |<----------| | NBAP DL Radio Link Setup Request
10:50:456,511| |---------->| | NBAP UL Radio Link Setup Response
10:50:456,548| | | | | SnapshotCNode Communication RL Estab
10:50:456,555|<----------------| | RRC DL_CCCH Connection Setup
10:50:456,555| | | | | UeMgt iMCRA Redirect Setup
10:50:456,909| |---------->| | NBAP UL Radio Link Restore Indication
10:50:457,256|<----------------| | RRC DL_CCCH Connection Setup
10:50:457,288|---------------->| | RRC UL_DCCH Initial Direct Transfer
10:50:457,458|---------------->| | RRC UL_DCCH Connection Setup Complete
10:50:457,459|<----------------| | RRC DL_DCCH Measurement Control
10:50:457,459|<----------------| | RRC DL_DCCH Measurement Control
10:50:457,460|<----------------| | RRC DL_DCCH Measurement Control
10:50:457,460|<----------------| | RRC DL_DCCH Measurement Control
10:50:457,460| | | |---->| RANAP UL Initial UE Message
10:50:457,474| | | | | SnapshotCNode Communication Start: SCCP
10:50:457,482| | | |<----| RANAP Iu-Ps DL Security Mode Command |
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