ETSI TS 123 041 V15.5.0 (2019-04)

ETSI TS 123 041 V15.5.0 (2019-04)
TECHNICAL SPECIFICATION
Digital cellular telecommunications system (Phase 2+) (GSM);
Universal Mobile Telecommunications System (UMTS);
Technical realization of Cell Broadcast Service (CBS)
(3GPP TS 23.041 version 15.5.0 Release 15)
GLOBAL SYSTEM FOR
MOBILE COMMUNICATIONS
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3GPP TS 23.041 version 15.5.0 Release 15 1 ETSI TS 123 041 V15.5.0 (2019-04)
Reference
RTS/TSGC-0123041vf50
Keywords
GSM,UMTS
ETSI
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This Technical Specification (TS) has been produced by ETSI 3rd Generation Partnership Project (3GPP).

The present document may refer to technical specifications or reports using their 3GPP identities, UMTS identities or

GSM identities. These should be interpreted as being references to the corresponding ETSI deliverables.

The cross reference between GSM, UMTS, 3GPP and ETSI identities can be found under

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

Foreword ............................................................................................................................................................. 2

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

Foreword ............................................................................................................................................................. 7

1 Scope ........................................................................................................................................................ 8

1.1 References .......................................................................................................................................................... 8

1.2 Abbreviations ................................................................................................................................................... 10

1.3 Definitions ........................................................................................................................................................ 10

2 General description................................................................................................................................. 10

3 Network Architecture ............................................................................................................................. 11

3.0 General ............................................................................................................................................................. 11

3.1 GSM Network Architecture ............................................................................................................................. 11

3.2 UMTS Network Architecture ........................................................................................................................... 12

3.3 EPS Network Architecture ............................................................................................................................... 12

3.4 5GS Network Architecture ............................................................................................................................... 12

4 CBE Functionality .................................................................................................................................. 14

5 CBC Functionality .................................................................................................................................. 14

5A CBCF Functionality ............................................................................................................................... 14

6 BSC/RNC/MME/AMF Functionality .................................................................................................... 15

7 BTS Functionality .................................................................................................................................. 17

8 MS/UE Functionality ............................................................................................................................. 17

8.1 General MS/UE Functionality .......................................................................................................................... 17

8.2 Duplication Detection Function ....................................................................................................................... 17

9 Protocols and Protocol Architecture ....................................................................................................... 18

9.1 Requirements on Core Network and Radio Access Network ........................................................................... 18

9.1.1 GSM Radio Access Network ...................................................................................................................... 18

9.1.2 UMTS Radio Access Network.................................................................................................................... 20

9.1.3 Warning Message Delivery......................................................................................................................... 21

9.1.3.1 General .................................................................................................................................................. 21

9.1.3.2 Warning Message Delivery Procedure in GSM .................................................................................... 21

9.1.3.3 Warning Message Delivery Procedure in UMTS .................................................................................. 23

9.1.3.4 Warning Message Delivery Procedure in E-UTRAN ........................................................................... 24

9.1.3.4.1 General ............................................................................................................................................ 24

9.1.3.4.2 Warning Message Delivery Procedure ............................................................................................ 25

9.1.3.4.3 Warning Message Cancel Procedure ............................................................................................... 27

9.1.3.5 Warning Message Delivery Procedure in NG-RAN ............................................................................. 29

9.1.3.5.1 General ............................................................................................................................................ 29

9.1.3.5.2 Warning Message Delivery Procedure ............................................................................................ 29

9.1.3.5.3 Warning Message Cancel Procedure ............................................................................................... 32

9.1.4 UMTS Protocol Overview .......................................................................................................................... 34

9.1.5 E-UTRAN Protocol Overview .................................................................................................................... 35

9.1.6 NG-RAN Protocol Overview ...................................................................................................................... 35

9.2 Requirements on the CBC-RAN, CBC-MME and CBCF-AMF interfaces ..................................................... 36

9.2.0 General ........................................................................................................................................................ 36

9.2.1 Identification of a CBS message ................................................................................................................. 37

9.2.2 WRITE-REPLACE Request/Indication ...................................................................................................... 38

9.2.3 KILL Request/Indication ............................................................................................................................ 40

9.2.4 REPORT Response/Confirm ...................................................................................................................... 40

9.2.5 STATUS-LOAD-QUERY Request/Indication ........................................................................................... 40

9.2.6 STATUS-LOAD-QUERY Response/Confirm ........................................................................................... 40

9.2.7 STATUS-MESSAGE-QUERY Request/Indication ................................................................................... 41

9.2.8 STATUS-MESSAGE-QUERY Response/Confirm .................................................................................... 41

9.2.9 REJECT Response/Confirm ....................................................................................................................... 41

9.2.10 RESTART-INDICATION Request/Indication ........................................................................................... 42

9.2.11 RESET Request/Indication ......................................................................................................................... 42

9.2.12 FAILURE-INDICATION Request/Indication ............................................................................................ 42

9.2.13 SET-DRX Request/Indication .................................................................................................................... 43

9.2.14 SET-DRX- REPORT Response/Confirm ................................................................................................... 43

9.2.15 Void ............................................................................................................................................................ 44

9.2.16 WRITE-REPLACE-WARNING-REQUEST Request/Indication .............................................................. 44

9.2.17 WRITE-REPLACE-WARNING-CONFIRM Response/Confirm .............................................................. 45

9.2.18 STOP-WARNING-REQUEST Request/Indication .................................................................................... 45

9.2.19 STOP-WARNING-CONFIRM Response/Confirm .................................................................................... 46

9.2.20 WRITE-REPLACE-WARNING-INDICATION Request/Indication ........................................................ 46

9.2.21 STOP-WARNING-INDICATION Request/Indication .............................................................................. 47

9.2.22 RESTART-INDICATION-E-UTRAN Request/Indication ........................................................................ 47

9.2.23 FAILURE-INDICATION-E-UTRAN Request/Indication ......................................................................... 48

9.2.24 RESET-COMPLETE Response/Confirm ................................................................................................... 48

9.2.25 RESET-FAILURE Response/Confirm ....................................................................................................... 49

9.2.26 WRITE-REPLACE-WARNING-REQUEST-NG-RAN Request/Indication ............................................. 49

9.2.27 WRITE-REPLACE-WARNING-CONFIRM-NG-RAN Response/Confirm ............................................. 49

9.2.28 STOP-WARNING-REQUEST-NG-RAN Request/Indication ................................................................... 50

9.2.29 STOP-WARNING-CONFIRM-NG-RAN Response/Confirm ................................................................... 50

9.2.30 WRITE-REPLACE-WARNING-INDICATION-NG-RAN Request/Indication ........................................ 50

9.2.31 STOP-WARNING-INDICATION-NG-RAN Request/Indication ............................................................. 50

9.2.32 RESTART-INDICATION-NG-RAN Request/Indication .......................................................................... 51

9.2.33 FAILURE-INDICATION-NG-RAN Request/Indication ........................................................................... 51

9.3 Parameters ........................................................................................................................................................ 51

9.3.1 Message-Identifier ...................................................................................................................................... 51

9.3.2 Old-Serial-Number ..................................................................................................................................... 52

9.3.3 New-Serial-Number .................................................................................................................................... 52

9.3.4 Number-of-Pages ........................................................................................................................................ 52

9.3.5 Cell-List ...................................................................................................................................................... 52

9.3.5.1 Cell-List sent from CBC to BSC/RNC.................................................................................................. 52

9.3.5.2 Cell-List sent from BSC/RNC to CBC.................................................................................................. 53

9.3.6 Channel Indicator ........................................................................................................................................ 53

9.3.7 Category ...................................................................................................................................................... 53

9.3.8 Repetition-Period ........................................................................................................................................ 53

9.3.9 No-of-Broadcasts-Requested ...................................................................................................................... 54

9.3.10 No-of-Broadcasts-Completed-List .............................................................................................................. 54

9.3.11 Cell-Identifier ............................................................................................................................................. 54

9.3.12 Schedule-Period .......................................................................................................................................... 55

9.3.13 Reserved-Slots ............................................................................................................................................ 55

9.3.14 Failure-List ................................................................................................................................................. 55

9.3.15 Radio-Resource-Loading-List..................................................................................................................... 55

9.3.16 Cause .......................................................................................................................................................... 56

9.3.17 Diagnostic ................................................................................................................................................... 56

9.3.18 Data Coding Scheme .................................................................................................................................. 56

9.3.19 CBS-Message-Information-Page n ............................................................................................................. 57

9.3.19.1 Identification of a directory number within a CBS-Message-Information-Page ................................... 57

9.3.20 CBS-Message-Information-Length n .......................................................................................................... 57

9.3.21 Recovery-Indication.................................................................................................................................... 57

9.3.22 Void ............................................................................................................................................................ 57

9.3.23 Paging-ETWS-Indicator ............................................................................................................................. 57

9.3.24 Warning-Type ............................................................................................................................................. 57

9.3.25 Warning-Security-Information ................................................................................................................... 58

9.3.26 Warning Period ........................................................................................................................................... 59

9.3.27 Broadcast Message Type ............................................................................................................................ 59

9.3.28 Message Type ............................................................................................................................................. 59

9.3.29 List of TAIs................................................................................................................................................. 60

9.3.30 Warning Area List ...................................................................................................................................... 60

9.3.31 OMC ID ...................................................................................................................................................... 60

9.3.32 Concurrent Warning Message Indicator ..................................................................................................... 60

9.3.33 Cause-E-UTRAN ........................................................................................................................................ 60

9.3.34 Criticality Diagnostics ................................................................................................................................ 60

9.3.35 Warning Message Content E-UTRAN ....................................................................................................... 60

9.3.36 Repetition-Period E-UTRAN...................................................................................................................... 61

9.3.37 Extended Repetition-Period ........................................................................................................................ 61

9.3.38 Unknown Tracking Area List ..................................................................................................................... 61

9.3.39 Send Write-Replace-Warning-Indication ................................................................................................... 61

9.3.40 Broadcast Scheduled Area List ................................................................................................................... 61

9.3.41 Send Stop Warning Indication .................................................................................................................... 62

9.3.42 Broadcast Cancelled Area List.................................................................................................................... 62

9.3.43 Stop-All Indicator ....................................................................................................................................... 62

9.3.44 Broadcast Empty Area List ......................................................................................................................... 62

9.3.45 Restarted-Cell-List ...................................................................................................................................... 63

9.3.46 Global eNB ID ............................................................................................................................................ 63

9.3.47 Emergency Area ID List ............................................................................................................................. 63

9.3.48 Broadcast Message Content Validity Indicator........................................................................................... 63

9.3.49 Failed-Cell-List ........................................................................................................................................... 63

9.3.50 Cause-NG-RAN .......................................................................................................................................... 63

9.3.51 Warning Message Content NG-RAN ......................................................................................................... 63

9.3.52 Repetition-Period NG-RAN........................................................................................................................ 64

9.3.53 Global RAN Node ID ................................................................................................................................. 64

9.3.54 List of NG-RAN TAIs ................................................................................................................................ 64

9.3.55 Warning Area List NG-RAN ...................................................................................................................... 64

9.3.56 RAT Selector NG-RAN .............................................................................................................................. 64

9.3.57 Unknown NG-RAN Tracking Area List ..................................................................................................... 64

9.3.58 Broadcast Scheduled Area List NG-RAN .................................................................................................. 64

9.3.59 Broadcast Cancelled Area List NG-RAN ................................................................................................... 65

9.3.60 Broadcast Empty Area List NG-RAN ........................................................................................................ 65

9.3.61 Restarted Cell List NG-RAN ...................................................................................................................... 65

9.3.62 Failed Cell List NG-RAN ........................................................................................................................... 65

9.3.63 Warning Area Coordinates ......................................................................................................................... 65

9.4 Message Format on the Radio Network – MS/UE Interface ............................................................................ 65

9.4.1 GSM............................................................................................................................................................ 65

9.4.1.1 General Description .............................................................................................................................. 65

9.4.1.2 Message Parameter................................................................................................................................ 66

9.4.1.2.1 Serial Number .................................................................................................................................. 66

9.4.1.2.2 Message Identifier ........................................................................................................................... 68

9.4.1.2.3 Data Coding Scheme ....................................................................................................................... 76

9.4.1.2.4 Page Parameter ................................................................................................................................ 77

9.4.1.2.5 Content of Message ......................................................................................................................... 77

9.4.1.3 ETWS Primary Notification message ................................................................................................... 77

9.4.1.3.1 General Description ......................................................................................................................... 77

9.4.1.3.2 Message Parameter .......................................................................................................................... 77

9.4.1.3.3 Serial Number .................................................................................................................................. 77

9.4.1.3.4 Message Identifier ........................................................................................................................... 77

9.4.1.3.5 Warning Type .................................................................................................................................. 77

9.4.1.3.6 Warning Security Information ......................................................................................................... 78

9.4.2 UMTS ............................................................................................................................................