5G 이동통신 RRC/NAS 이해

1 5G NR NSA Initial Access Flow

1.1 LTE eNB - 5G NR gNB Dual Connectivity
1.1.1 EN-DC 절차
1.1.2 Preparation of PLMN list supporting 5G NR
1.1.3 RRC Connection Establish
1.1.4 RRC Connection Reconfiguration
1.1.5 Measure 5G NR Syncronization Signal Blocks
1.1.6 RRC Connection Reconfiguration for dual connectivity
1.1.7 Copy Data to gNB
1.1.8 Path Update
1.1.9 Connect to 5G NR
1.1.10 Data Flow Resume over 5G NR
1.1.11 Periodic Report

2 5G NR SA Initial Access Flow

2.1 DL Sync
2.1.1 Cell Search
2.1.2 SSB Acquisition
2.1.3 Cell Selection
2.1.4 MIB and SIB Message
2.2 UL Sync
2.2.1 Random Access Request (MSG1) - Random Access Preamble
2.2.2 Random Access Response (MSG2) - Random Access Response
2.2.3 RRC Setup Request (MSG3) - Scheduled Transmission
2.2.4 RRC Setup (MSG4) - Contention Resolution
2.3 SRB(Signaling Radio Bearer)
2.3.1 초기 접속 과정에서의 SRB 및 역할
2.4 Registration Procedure
2.4.1 Registration Request
2.4.2 Registration Accept
2.4.3 Registration Complete
2.5 NAS Procedure(Identify, Authentication, Securiy Mode Command)
2.6 5G RRC Procedure(AS Security Mode Command, ueCapability)
2.7 5G RRC Procedure(Reconfiguration)
2.7.1 Cell Group Configuration
2.7.2 Radio Bearer Configuration
2.8 PDU Session Establishment
2.8.1 PDU Session Establishment Request
2.8.2 PDU Session Establishment Accept

3 Others

3.1 UE State and State Transition
3.1.1 5G NR
3.2 Handover
3.2.1 Intra LTE Handover(Handover to EUTRA)
3.2.2 Intra NR HO
3.2.3 NR to LTE HO & LTE to NR HO
3.3 Measurement Events
3.3.1 5G NR
3.3.2 LTE
3.4 Voice Service Flow
3.4.1 VoLTE
3.4.2 VoNR
3.4.3 EPSFB in 5G NR
3.5 Radio Link & SCG Failure
3.5.1 5G
3.5.2 LTE

4 Layer 3 KPI in XCAL-Mobile/XCAL-Solo

4.1 LTE
4.1.1 LTE Summary
4.1.2 LTE CA Summary
4.1.3 LTE Cell Measurement
4.1.4 Scell Event
4.1.5 LTE MAC DL TB
4.1.6 LTE SIB
4.1.7 Inter-RAT
4.2 5G NR
4.2.1 5G NR Summary
4.2.2 5G NR CA
4.2.3 5G NR Beam
4.2.4 5G NR Inter RAT
4.2.5 5G NR RACH
4.2.6 5G NR Dual Connectivity
4.2.7 Dynamic Spectrum Sharing
4.2.8 5G TDD UL/DL Config
4.2.9 5G Rx AGC Info
4.2.10 5G NR 5GMM State 138

5 Layer 3 KPI in XCAL5

5.1 LTE
5.1.1 LTE Information(SIB1)
5.1.2 LTE Information(SIB13)
5.1.3 LTE RRC Timer Info
5.1.4 LTE UE Capability
5.1.5 LTE Handover / LoadBalancing Info
5.1.6 LTE Handover Event Statistics
5.1.7 LTE Handover Statistics(Intra LTE HO)
5.1.8 LTE Handover Statistics(Inter RAT(LTE↔WCDMA))
5.1.9 LTE Handover Statistics(Inter RAT(LTE↔EVDO)
5.1.10 LTE CSFB Info
5.1.11 LTE CSFB Statistics(LTE↔WCDMA)
5.1.12 LTE CSFB Statistics(LTE↔GSM)
5.1.13 LTE SRVCC Statistics(LTE↔WCDMA)
5.1.14 LTE SRVCC Statistics(LTE↔GSM)
5.1.15 LTE CA Cell AddMod State
5.2 5G NR
5.2.1 5G NR Information (MIB)
5.2.2 5G NR SA Information (SIB1)
5.2.3 5G NR SpCell Information (ReconfigwithSync)
5.2.4 5G NR TDD UL-DL Configuration
5.2.5 5G NR NSA RRC State
5.2.6 5G NR RRC State
5.2.7 5G NR UE Capability
5.2.8 5G NR Feature Sets
5.2.9 5G NR SCG Mobility Statistics
5.2.10 5G NR MCG Mobility Statistics
5.2.11 5G NR EPS Fallback Statistics
5.2.12 5G NR Handover Statistics (Intra NR-HO)
5.2.13 5G NR Handover Event Information
5.2.14 5G NR Scell State
5.3 NAS
5.3.1 LTE EPS Session Management
5.3.2 LTE QCI(Qos Class Identifier) Statistics
5.3.3 LTE Attach/Detach Info
5.3.4 5G NR PDU Session Management
5.3.5 5G NR SA Registration Statistics
5.3.6 5G NR NetworkSlicing

6 Abbreviations