LTE; Evolved Universal Terrestrial Radio Access (E-UTRA); Radio Resource Control (RRC); Protocol specification (3GPP TS 36.331 version 14.13.0 Release 14)

RTS/TSGR-0236331ved0

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Published
Publication Date
16-Jan-2020
Current Stage
12 - Completion
Completion Date
17-Jan-2020
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ETSI TS 136 331 V14.13.0 (2020-01) - LTE; Evolved Universal Terrestrial Radio Access (E-UTRA); Radio Resource Control (RRC); Protocol specification (3GPP TS 36.331 version 14.13.0 Release 14)
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ETSI TS 136 331 V14.13.0 (2020-01)
TECHNICAL SPECIFICATION
LTE;
Evolved Universal Terrestrial Radio Access (E-UTRA);
Radio Resource Control (RRC);
Protocol specification
(3GPP TS 36.331 version 14.13.0 Release 14)
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3GPP TS 36.331 version 14.13.0 Release 14 1 ETSI TS 136 331 V14.13.0 (2020-01)
Reference
RTS/TSGR-0236331ved0
Keywords
LTE
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3GPP TS 36.331 version 14.13.0 Release 14 2 ETSI TS 136 331 V14.13.0 (2020-01)
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ETSI
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3GPP TS 36.331 version 14.13.0 Release 14 3 ETSI TS 136 331 V14.13.0 (2020-01)
Contents

Intellectual Property Rights ................................................................................................................................ 2

Legal Notice ....................................................................................................................................................... 2

Modal verbs terminology .................................................................................................................................... 2

Foreword ........................................................................................................................................................... 20

1 Scope ...................................................................................................................................................... 21

2 References .............................................................................................................................................. 21

3 Definitions, symbols and abbreviations ................................................................................................. 24

3.1 Definitions ........................................................................................................................................................ 24

3.2 Abbreviations ................................................................................................................................................... 26

4 General ................................................................................................................................................... 29

4.1 Introduction ...................................................................................................................................................... 29

4.2 Architecture ...................................................................................................................................................... 30

4.2.1 UE states and state transitions including inter RAT ................................................................................... 30

4.2.2 Signalling radio bearers .............................................................................................................................. 32

4.3 Services ............................................................................................................................................................ 33

4.3.1 Services provided to upper layers ............................................................................................................... 33

4.3.2 Services expected from lower layers .......................................................................................................... 33

4.4 Functions .......................................................................................................................................................... 33

4.5 Data available for transmission for NB-IoT ..................................................................................................... 34

5 Procedures .............................................................................................................................................. 35

5.1 General ............................................................................................................................................................. 35

5.1.1 Introduction................................................................................................................................................. 35

5.1.2 General requirements .................................................................................................................................. 35

5.2 System information .......................................................................................................................................... 36

5.2.1 Introduction................................................................................................................................................. 36

5.2.1.1 General .................................................................................................................................................. 36

5.2.1.2 Scheduling ............................................................................................................................................. 37

5.2.1.2a Scheduling for NB-IoT ......................................................................................................................... 38

5.2.1.3 System information validity and notification of changes ...................................................................... 38

5.2.1.4 Indication of ETWS notification ........................................................................................................... 40

5.2.1.5 Indication of CMAS notification ........................................................................................................... 40

5.2.1.6 Notification of EAB parameters change ............................................................................................... 41

5.2.1.7 Access Barring parameters change in NB-IoT ...................................................................................... 41

5.2.2 System information acquisition .................................................................................................................. 41

5.2.2.1 General .................................................................................................................................................. 41

5.2.2.2 Initiation ................................................................................................................................................ 41

5.2.2.3 System information required by the UE ................................................................................................ 42

5.2.2.4 System information acquisition by the UE ............................................................................................ 42

5.2.2.5 Essential system information missing ................................................................................................... 46

5.2.2.6 Actions upon reception of the MasterInformationBlock message ......................................................... 46

5.2.2.7 Actions upon reception of the SystemInformationBlockType1 message ............................................... 47

5.2.2.8 Actions upon reception of SystemInformation messages ...................................................................... 48

5.2.2.9 Actions upon reception of SystemInformationBlockType2 ................................................................... 49

5.2.2.10 Actions upon reception of SystemInformationBlockType3 ................................................................... 50

5.2.2.11 Actions upon reception of SystemInformationBlockType4 ................................................................... 51

5.2.2.12 Actions upon reception of SystemInformationBlockType5 ................................................................... 51

5.2.2.13 Actions upon reception of SystemInformationBlockType6 ................................................................... 52

5.2.2.14 Actions upon reception of SystemInformationBlockType7 ................................................................... 52

5.2.2.15 Actions upon reception of SystemInformationBlockType8 ................................................................... 52

5.2.2.16 Actions upon reception of SystemInformationBlockType9 ................................................................... 53

5.2.2.17 Actions upon reception of SystemInformationBlockType10 ................................................................. 53

5.2.2.18 Actions upon reception of SystemInformationBlockType11 ................................................................. 53

5.2.2.19 Actions upon reception of SystemInformationBlockType12 ................................................................. 54

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3GPP TS 36.331 version 14.13.0 Release 14 4 ETSI TS 136 331 V14.13.0 (2020-01)

5.2.2.20 Actions upon reception of SystemInformationBlockType13 ................................................................. 54

5.2.2.21 Actions upon reception of SystemInformationBlockType14 ................................................................. 54

5.2.2.22 Actions upon reception of SystemInformationBlockType15 ................................................................. 55

5.2.2.23 Actions upon reception of SystemInformationBlockType16 ................................................................. 55

5.2.2.24 Actions upon reception of SystemInformationBlockType17 ................................................................. 55

5.2.2.25 Actions upon reception of SystemInformationBlockType18 ................................................................. 55

5.2.2.26 Actions upon reception of SystemInformationBlockType19 ................................................................. 55

5.2.2.27 Actions upon reception of SystemInformationBlockType20 ................................................................. 56

5.2.2.28 Actions upon reception of SystemInformationBlockType21 ................................................................. 56

5.2.2.29 Actions upon reception of SystemInformationBlockType22-NB ........................................................... 56

5.2.3 Acquisition of an SI message ...................................................................................................................... 56

5.2.3a Acquisition of an SI message by BL UE or UE in CE or a NB-IoT UE ..................................................... 57

5.2.3b Acquisition of an SI message from MBMS-dedicated cell ......................................................................... 57

5.3 Connection control ........................................................................................................................................... 58

5.3.1 Introduction................................................................................................................................................. 58

5.3.1.1 RRC connection control ........................................................................................................................ 58

5.3.1.2 Security ................................................................................................................................................. 59

5.3.1.2a RN security ........................................................................................................................................... 60

5.3.1.3 Connected mode mobility ..................................................................................................................... 60

5.3.1.4 Connection control in NB-IoT .............................................................................................................. 61

5.3.2 Paging ......................................................................................................................................................... 62

5.3.2.1 General .................................................................................................................................................. 62

5.3.2.2 Initiation ................................................................................................................................................ 62

5.3.2.3 Reception of the Paging message by the UE ........................................................................................ 63

5.3.3 RRC connection establishment ................................................................................................................... 64

5.3.3.1 General .................................................................................................................................................. 64

5.3.3.1a Conditions for establishing RRC Connection for sidelink communication/ discovery/ V2X

sidelink communication ........................................................................................................................ 65

5.3.3.2 Initiation ................................................................................................................................................ 67

5.3.3.3 Actions related to transmission of RRCConnectionRequest message ................................................... 71

5.3.3.3a Actions related to transmission of RRCConnectionResumeRequest message ....................................... 72

5.3.3.4 Reception of the RRCConnectionSetup by the UE ................................................................................ 73

5.3.3.4a Reception of the RRCConnectionResume by the UE ............................................................................ 75

5.3.3.5 Cell re-selection while T300, T302, T303, T305, T306, or T308 is running ........................................ 77

5.3.3.6 T300 expiry ........................................................................................................................................... 78

5.3.3.7 T302, T303, T305, T306, or T308 expiry or stop ................................................................................. 79

5.3.3.8 Reception of the RRCConnectionReject by the UE .............................................................................. 80

5.3.3.9 Abortion of RRC connection establishment .......................................................................................... 81

5.3.3.10 Handling of SSAC related parameters .................................................................................................. 81

5.3.3.11 Access barring check............................................................................................................................. 82

5.3.3.12 EAB check ............................................................................................................................................ 82

5.3.3.13 Access barring check for ACDC ........................................................................................................... 83

5.3.3.14 Access Barring check for NB-IoT ......................................................................................................... 84

5.3.3.15 Failure to deliver NAS information in RRCConnectionSetupComplete message ................................ 85

5.3.4 Initial security activation ............................................................................................................................ 85

5.3.4.1 General .................................................................................................................................................. 85

5.3.4.2 Initiation ................................................................................................................................................ 86

5.3.4.3 Reception of the SecurityModeCommand by the UE ............................................................................ 86

5.3.5 RRC connection reconfiguration ................................................................................................................ 87

5.3.5.1 General .................................................................................................................................................. 87

5.3.5.2 Initiation ................................................................................................................................................ 87

5.3.5.3 Reception of an RRCConnectionReconfiguration not including the mobilityControlInfo by the

UE ......................................................................................................................................................... 88

5.3.5.4 Reception of an RRCConnectionReconfiguration including the mobilityControlInfo by the UE

(handover) ............................................................................................................................................. 89

5.3.5.5 Reconfiguration failure ......................................................................................................................... 94

5.3.5.6 T304 expiry (handover failure) ............................................................................................................. 94

5.3.5.7 Void....................................................................................................................................................... 95

5.3.5.7a T307 expiry (SCG change failure) ........................................................................................................ 95

5.3.5.8 Radio Configuration involving full configuration option...................................................................... 96

5.3.6 Counter check ............................................................................................................................................. 97

5.3.6.1 General .................................................................................................................................................. 97

ETSI
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3GPP TS 36.331 version 14.13.0 Release 14 5 ETSI TS 136 331 V14.13.0 (2020-01)

5.3.6.2 Initiation ................................................................................................................................................ 97

5.3.6.3 Reception of the CounterCheck message by the UE ............................................................................. 97

5.3.7 RRC connection re-establishment ............................................................................................................... 98

5.3.7.1 General .................................................................................................................................................. 98

5.3.7.2 Initiation ................................................................................................................................................ 99

5.3.7.3 Actions following cell selection while T311 is running ...................................................................... 100

5.3.7.4 Actions related to transmission of RRCConnectionReestablishmentRequest message ....................... 100

5.3.7.5 Reception of the RRCConnectionReestablishment by the UE ............................................................ 101

5.3.7.6 T311 expiry ......................................................................................................................................... 104

5.3.7.7 T301 expiry or selected cell no longer suitable ................................................................................... 104

5.3.7.8 Reception of RRCConnectionReestablishmentReject by the UE ........................................................ 104

5.3.8 RRC connection release ............................................................................................................................ 104

5.3.8.1 General ................................................................................................................................................ 104

5.3.8.2 Initiation .............................................................................................................................................. 105

5.3.8.3 Reception of the RRCConnectionRelease by the UE .......................................................................... 105

5.3.8.4 T320 expiry ......................................................................................................................................... 106

5.3.8.5 T322 expiry or stop ............................................................................................................................. 106

5.3.8.6 UE actions upon receiving the expiry of DataInactivityTimer ............................................................ 106

5.3.9 RRC connection release requested by upper layers .................................................................................. 106

5.3.9.1 General ................................................................................................................................................ 106

5.3.9.2 Initiation .............................................................................................................................................. 106

5.3.10 Radio resource configuration .................................................................................................................... 107

5.3.10.0 General ................................................................................................................................................ 107

5.3.10.1 SRB addition/ modification ................................................................................................................. 107

5.3.10.2 DRB release ........................................................................................................................................ 108

5.3.10.3 DRB addition/ modification ................................................................................................................ 108

5.3.10.3a1 DC specific DRB addition or reconfiguration ..................................................................................... 109

5.3.10.3a2 LWA specific DRB addition or reconfiguration ................................................................................. 111

5.3.10.3a3 LWIP specific DRB addition or reconfiguration................................................................................. 112

5.3.10.3a SCell release ........................................................................................................................................ 113

5.3.10.3b SCell addition/ modification ............................................................................................................... 113

5.3.10.3c PSCell addition or modification .......................................................................................................... 113

5.3.10.4 MAC main reconfiguration ................................................................................................................. 114

5.3.10.5 Semi-persistent scheduling reconfiguration ........................................................................................ 114

5.3.10.6 Physical channel reconfiguration ........................................................................................................ 114

5.3.10.7 Radio Link Failure Timers and Constants reconfiguration ................................................................. 115

5.3.10.8 Time domain measurement resource restriction for serving cell ......................................................... 116

5.3.10.9 Other configuration ............................................................................................................................. 116

5.3.10.10 SCG reconfiguration ........................................................................................................................... 118

5.3.10.11 SCG dedicated resource configuration ................................................................................................ 120

5.3.10.12 Reconfiguration SCG or split DRB by drb-ToAddModList ................................................................ 120

5.3.10.13 Neighbour cell information reconfiguration ........................................................................................ 120

5.3.10.14 Void..................................................................................................................................................... 121

5.3.10.15 Sidelink dedicated configuration ......................................................................................................... 121

5.3.10.15a V2X sidelink Communication dedicated configuration ...................................................................... 122

5.3.10.16 T370 expiry ......................................................................................................................................... 123

5.3.11 Radio link failure related actions .............................................................................................................. 123

5.3.11.1 Detection of physical layer problems in RRC_CONNECTED ........................................................... 123

5.3.11.1a Early detection of physical layer problems in RRC_CONNECTED .................................................. 123

5.3.11.1b Detection of physical layer improvements in RRC_CONNECTED ................................................... 1

...

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