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TECHNICAL SPECIFICATION
Digital cellular telecommunications system (Phase 2+) (GSM);
Universal Mobile Telecommunications System (UMTS);
LTE;
Point-to-Point (PP) Short Message Service (SMS)
support on mobile radio interface
(3GPP TS 24.011 version 15.2.0 Release 15)
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3GPP TS 24.011 version 15.2.0 Release 15 1 ETSI TS 124 011 V15.2.0 (2018-09)
Reference
RTS/TSGC-0124011vf20
Keywords
GSM,LTE,UMTS
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ETSI
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3GPP TS 24.011 version 15.2.0 Release 15 2 ETSI TS 124 011 V15.2.0 (2018-09)
Intellectual Property Rights
Essential patents
IPRs essential or potentially essential to normative deliverables may have been declared to ETSI. The information
pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found
in ETSI SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in
respect of ETSI standards", which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web
server (https://ipr.etsi.org/).
Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee
can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web
server) which are, or may be, or may become, essential to the present document.
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Foreword
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
.
Modal verbs terminology
In the present document "shall", "shall not", "should", "should not", "may", "need not", "will", "will not", "can" and
"cannot" are to be interpreted as described in clause 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of
provisions).
"must" and "must not" are NOT allowed in ETSI deliverables except when used in direct citation.
ETSI
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3GPP TS 24.011 version 15.2.0 Release 15 3 ETSI TS 124 011 V15.2.0 (2018-09)
Contents
Intellectual Property Rights . 2
Foreword . 2
Modal verbs terminology . 2
Foreword . 7
1 Scope . 8
1.1 References . 8
1.2 Abbreviations . 9
2 Overview of Short Message Service (SMS) support . 9
2.1 Protocols and protocol architecture . 10
2.2 Use of channels (A/Gb mode only) . 12
2.3 Layer 2 SAPI 3 handling for circuit switched in A/Gb mode . 13
2.4 Layer 2 (LLC) GPRS support (A/Gb mode only) . 13
2.5 GSMS entity in Iu mode . 14
2.5A ESMS entity in S1 mode . 15
2.5B 5GSMS entity in N1 mode . 15
2.6 MS support for SMS over GPRS . 16
3 Service definition . 16
3.1 General . 16
3.2 Service provided by the CM-sublayer . 16
3.2.1 Definition of primitives on the MS side . 17
3.2.1.1 MNSMS-ABORT-REQuest . 17
3.2.1.2 MNSMS-DATA-REQuest . 17
3.2.1.3 MNSMS-DATA-INDication . 17
3.2.1.4 MNSMS-ESTablish-REQuest . 18
3.2.1.5 MNSMS-ESTablish-INDication . 18
3.2.1.6 MNSMS-ERROR-INDication . 18
3.2.1.7 MNSMS-RELease-REQuest . 18
3.2.2 Definition of primitives on the network side . 18
3.2.2.1 MNSMS-ABORT-REQuest . 18
3.2.2.2 MNSMS-DATA-REQuest . 19
3.2.2.3 MNSMS-DATA-INDication . 19
3.2.2.4 MNSMS-ESTablish-REQuest . 19
3.2.2.5 MNSMS-ESTablish-INDication . 19
3.2.2.6 MNSMS-ERROR-INDication . 19
3.2.2.7 MNSMS-RELease-REQuest . 19
3.3 Service provided by SM-RL . 19
3.3.1 Definition of primitives on the MS side . 20
3.3.1.1 SM-RL-DATA-REQuest . 20
3.3.1.2 SM-RL-DATA-INDication . 20
3.3.1.3 SM-RL-MEMORY-AVAILABLE-REQuest . 20
3.3.1.4 SM-RL-REPORT-REQest . 20
3.3.1.5 SM-RL-REPORT-INDication . 21
3.3.2 Definition of primitives on the network side . 21
3.3.2.1 SM-RL-DATA-REQuest . 21
3.3.2.2 SM-RL-DATA-INDication . 21
3.3.2.3 SM-RL-MEMORY-AVAILABLE-INDication . 21
3.3.2.4 SM-RL-REPORT-REQuest . 21
3.3.2.5 SM-RL-REPORT-INDication . 21
4 [Void] . 22
5 CM-procedures . 22
5.1 General . 22
5.2 Short Message Control states . 22
5.2.1 SMC-CS states at the MS side of the radio interface . 22
5.2.1.1 Mobile Originating Case . 22
ETSI
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3GPP TS 24.011 version 15.2.0 Release 15 4 ETSI TS 124 011 V15.2.0 (2018-09)
5.2.1.1.1 MO-Idle (State 0) . 22
5.2.1.1.2 MO-MM-connection pending (State 1) . 22
5.2.1.1.3 MO-Wait for CP-ACK (State 2) . 22
5.2.1.1.4 MO-MM-connection established (State 3) . 22
5.2.1.2 Mobile Terminating case . 22
5.2.1.2.1 MT-Idle (State 0) . 23
5.2.1.2.2 MT-Wait for CP-ACK (State 2) . 23
5.2.1.2.3 MT-MM-connection established (State 3) . 23
5.2.2 SMC-GP, SMC-EP and SMC-5G states at the MS side of the radio interface . 23
5.2.2.1 Mobile Originating Case . 23
5.2.2.1.1 MO-Idle (State 0) . 23
5.2.2.1.2 MO-GMM-connection pending (State 1) (Iu mode only) . 23
5.2.2.1.3 MO-Wait for CP-ACK (State 2) . 23
5.2.2.1.4 MO-Wait for CP-Data (State 3) . 23
5.2.2.1.5 MO-EMM-connection pending (State 4) (S1 mode only) . 23
5.2.2.2 Mobile Terminating case . 23
5.2.2.2.1 MT-Idle (State 0) . 23
5.2.2.2.2 MT-Wait for RP-ACK (State 1) . 23
5.2.2.2.3 MT-Wait for CP-ACK (State 2) . 23
5.2.3 SMC-CS states at the network side of the radio interface . 24
5.2.3.1 Mobile Originating Case . 24
5.2.3.1.1 MO-Idle (State 0) . 24
5.2.3.1.2 MO-Wait for CP-ACK (State 2) . 24
5.2.3.1.3 MO-MM-connection established (State 3) . 24
5.2.3.2 Mobile Terminating Case . 24
5.2.3.2.1 MT-Idle (State 0) . 24
5.2.3.2.2 MT-MM-connection pending (State 1) . 24
5.2.3.2.3 MT-Wait for CP-ACK (State 2) . 24
5.2.3.2.4 MT-MM-connection established (State 3) . 24
5.2.4 SMC-GP, SMC-EP and SMC-5G states at the network side of the radio interface . 24
5.2.4.1 Mobile Originating Case . 24
5.2.4.1.1 MO-Idle (State 0) . 24
5.2.4.1.2 MO-Wait for RP-ACK (State 1) . 25
5.2.4.1.3 MO-Wait for CP-ACK(State 2) . 25
5.2.4.2 Mobile Terminating Case . 25
5.2.4.2.1 MT-Idle (State 0) . 25
5.2.4.2.2 MT-Wait for CP-ACK (State 1) . 25
5.2.4.2.3 MT-Wait for CP DATA (State 2) . 25
5.3 Short Message Control procedures . 25
5.3.1 MM-connection establishment for circuit switched service . 25
5.3.2 RPDU transfer . 25
5.3.2.1 RPDU transfer for circuit switched service . 25
5.3.2.2 RPDU transfer for GPRS, EPS and 5GS . 26
5.3.3 Release of MM and CM connections . 28
5.3.4 Abnormal cases . 28
5.4 Concatenating short message or notification transfers . 29
6 SM-RL-procedures . 30
6.1 General . 30
6.2 Transition states of SMR entity . 30
6.2.1 SMR-states at the MS-side of the radio interface . 30
6.2.1.1 Idle (State 0) . 30
6.2.1.2 Wait for RP-ACK (State 1) . 30
6.2.1.2a Wait to send RP-ACK (State 3) . 30
6.2.1.3 Wait for RETRANS TIMER (State 4) . 30
6.2.2 SMR-states at the network side of the radio interface . 30
6.2.2.1 Idle (State 0) . 30
6.2.2.2 Wait for RP-ACK (State 1) . 31
6.2.2.3 Wait to send RP-ACK (State 3) . 31
6.3 Short Message Relay procedures . 31
6.3.1 TPDU relaying . 31
6.3.2 [Void] . 32
ETSI
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3GPP TS 24.011 version 15.2.0 Release 15 5 ETSI TS 124 011 V15.2.0 (2018-09)
6.3.3 Notification relaying . 32
6.3.3.1 MS side . 32
6.3.3.1.1 Idle state . 32
6.3.3.1.2 Wait for RP-ACK state . 32
6.3.3.1.3 Wait for RETRANS Timer state. 32
6.3.3.2 Network side . 33
6.3.3.2.1 Idle state . 33
6.3.3.2.2 Wait to Send RP-ACK state . 33
6.3.4 Abnormal cases . 33
7 Message functional definitions and content . 33
7.1 General . 33
7.2 Messages for short message or notification transfer on CM . 33
7.2.1 CP-DATA . 34
7.2.2 CP-ACK . 34
7.2.3 CP-ERROR . 34
7.3 Messages for short message and notification transfer on SM-RL . 34
7.3.1 RP-DATA . 34
7.3.1.1 RP-DATA (Network to Mobile Station) . 34
7.3.1.2 RP-DATA (Mobile Station to Network) . 35
7.3.2 RP-SMMA . 35
7.3.3 RP-ACK . 35
7.3.4 RP-ERROR . 35
8 Message format and information elements coding . 36
8.1 CP-messages . 36
8.1.1 General . 36
8.1.2 Protocol Discriminator and Transaction Identifier . 36
8.1.3 Message type . 36
8.1.4 Other required information elements . 37
8.1.4.1 CP-User data element . 37
8.1.4.2 CP-Cause element . 37
8.2 RP-messages . 37
8.2.1 General . 37
8.2.2 Message type indicator (MTI) . 38
8.2.3 Message reference. 38
8.2.4 [Void] . 38
8.2.5 Other required information elements . 38
8.2.5.1 Originator address element . 38
8.2.5.2 Destination address element . 39
8.2.5.3 RP-User data element . 40
8.2.5.4 RP-Cause element . 40
9 Handling of unknown, unforeseen, and erroneous protocol data . 42
9.1 General . 42
9.2 CP Error Handling . 42
9.2.1 Message too short . 43
9.2.2 Unknown or unforeseen transaction identifier . 43
9.2.3 Unknown or unforeseen message type.
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