ETSI TS 136 413 V15.7.1 (2019-10)

ETSI TS 136 413 V15.7.1 (2019-10)






TECHNICAL SPECIFICATION
LTE;
Evolved Universal Terrestrial
Radio Access Network (E-UTRAN);
S1 Application Protocol (S1AP)
(3GPP TS 36.413 version 15.7.1 Release 15)

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3GPP TS 36.413 version 15.7.1 Release 15 1 ETSI TS 136 413 V15.7.1 (2019-10)



Reference
RTS/TSGR-0336413vf71
Keywords
LTE
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3GPP TS 36.413 version 15.7.1 Release 15 2 ETSI TS 136 413 V15.7.1 (2019-10)
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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ETSI claims no ownership of these except for any which are indicated as being the property of ETSI, and conveys no
right to use or reproduce any trademark and/or tradename. Mention of those trademarks in the present document does
not constitute an endorsement by ETSI of products, services or organizations associated with those trademarks.
Legal Notice
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. These shall be
interpreted as being references to the corresponding ETSI deliverables.
The cross reference between 3GPP and ETSI identities can be found under http://webapp.etsi.org/key/queryform.asp.
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 36.413 version 15.7.1 Release 15 3 ETSI TS 136 413 V15.7.1 (2019-10)
Contents
Intellectual Property Rights . 2
Legal Notice . 2
Modal verbs terminology . 2
Foreword . 14
1 Scope . 15
2 References . 15
3 Definitions and abbreviations . 18
3.1 Definitions . 18
3.2 Abbreviations . 19
4 General . 20
4.1 Procedure Specification Principles . 20
4.2 Forwards and Backwards Compatibility . 21
4.3 Specification Notations . 21
5 S1AP Services . 22
6 Services Expected from Signalling Transport . 23
7 Functions of S1AP . 24
8 S1AP Procedures . 26
8.1 List of S1AP Elementary procedures . 26
8.2 E-RAB Management procedures . 28
8.2.1 E-RAB Setup . 28
8.2.1.1 General . 28
8.2.1.2 Successful Operation . 28
8.2.1.3 Unsuccessful Operation . 29
8.2.1.4 Abnormal Conditions . 30
8.2.2 E-RAB Modify . 30
8.2.2.1 General . 30
8.2.2.2 Successful Operation . 30
8.2.2.3 Unsuccessful Operation . 31
8.2.2.4 Abnormal Conditions . 31
8.2.3 E-RAB Release . 32
8.2.3.1 General . 32
8.2.3.2 Successful Operation . 32
8.2.3.2.1 E-RAB Release – MME initiated . 32
8.2.3.2.2 E-RAB Release Indication – eNB initiated . 33
8.2.3.3 Abnormal Conditions . 33
8.2.4 E-RAB Modification Indication . 34
8.2.4.1 General . 34
8.2.4.2 Successful Operation . 34
8.2.4.3 Unsuccessful Operation . 35
8.2.4.4 Abnormal Conditions . 35
8.3 Context Management procedures . 35
8.3.1 Initial Context Setup . 35
8.3.1.1 General . 35
8.3.1.2 Successful Operation . 35
8.3.1.3 Unsuccessful Operation . 39
8.3.1.4 Abnormal Conditions . 40
8.3.2 UE Context Release Request (eNB initiated) . 40
8.3.2.1 General . 40
8.3.2.2 Successful Operation . 40
8.3.3 UE Context Release (MME initiated) . 41
8.3.3.1 General . 41
ETSI

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3GPP TS 36.413 version 15.7.1 Release 15 4 ETSI TS 136 413 V15.7.1 (2019-10)
8.3.3.2 Successful Operation . 41
8.3.3.3 Abnormal Conditions . 42
8.3.4 UE Context Modification . 42
8.3.4.1 General . 42
8.3.4.2 Successful Operation . 42
8.3.4.3 Unsuccessful Operation . 44
8.3.4.4 Abnormal Conditions . 44
8.3.5 UE Radio Capability Match . 44
8.3.5.1 General . 44
8.3.5.2 Successful Operation . 45
8.3.5.3 Unsuccessful Operation . 45
8.3.5.4 Abnormal Conditions . 45
8.3.6 UE Context Modification Indication . 45
8.3.6.1 General . 45
8.3.6.2 Successful Operation . 46
8.3.6.3 Unsuccessful Operation . 46
8.3.6.4 Abnormal Conditions . 46
8.3.7 UE Context Suspend . 46
8.3.7.1 General . 46
8.3.7.2 Successful Operation . 46
8.3.8 UE Context Resume. 47
8.3.8.1 General . 47
8.3.8.2 Successful Operation . 47
8.3.8.3 Unsuccessful Operation . 48
8.3.9 Connection Establishment Indication . 48
8.3.9.1 General . 48
8.3.9.2 Successful Operation . 48
8.3.9.3 Unsuccessful Operation . 49
8.3.9.4 Abnormal Conditions . 49
8.3.10 Retrieve UE Information . 49
8.3.10.1 General . 49
8.3.10.2 Successful Operation . 49
8.3.10.3 Unsuccessful Operation . 49
8.3.10.4 Abnormal Conditions . 49
8.3.11 UE Information Transfer . 50
8.3.11.1 General . 50
8.3.11.2 Successful Operation . 50
8.3.11.3 Unsuccessful Operation . 50
8.3.11.4 Abnormal Conditions . 50
8.3.12 eNB CP Relocation Indication . 50
8.3.12.1 General . 50
8.3.12.2 Successful Operation . 51
8.3.12.3 Unsuccessful Operation . 51
8.3.12.4 Abnormal Conditions . 51
8.3.13 MME CP Relocation Indication. 51
8.3.13.1 General . 51
8.3.13.2 Successful Operation . 51
8.3.13.3 Unsuccessful Operation . 52
8.3.13.4 Abnormal Conditions . 52
8.4 Handover Signalling . 52
8.4.1 Handover Preparation . 52
8.4.1.1 General . 52
8.4.1.2 Successful Operation . 52
8.4.1.3 Unsuccessful Operation . 55
8.4.1.4 Abnormal Conditions . 56
8.4.2 Handover Resource Allocation . 56
8.4.2.1 General . 56
8.4.2.2 Successful Operation . 56
8.4.2.3 Unsuccessful Operation . 60
8.4.2.4 Abnormal Conditions . 60
8.4.3 Handover Notification . 61
8.4.3.1 General . 61
ETSI

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3GPP TS 36.413 version 15.7.1 Release 15 5 ETSI TS 136 413 V15.7.1 (2019-10)
8.4.3.2 Successful Operation . 61
8.4.3.3 Abnormal Conditions . 61
8.4.4 Path Switch Request . 61
8.4.4.1 General . 61
8.4.4.2 Successful Operation . 61
8.4.4.3 Unsuccessful Operation . 64
8.4.4.4 Abnormal Conditions . 64
8.4.5 Handover Cancellation . 64
8.4.5.1 General . 64
8.4.5.2 Successful Operation . 64
8.4.5.3 Unsuccessful Operation . 65
8.4.5.4 Abnormal Conditions . 65
8.4.6 eNB Status Transfer . 65
8.4.6.1 General . 65
8.4.6.2 Successful Operation . 65
8.4.6.3 Unsuccessful Operation . 66
8.4.6.4 Abnormal Conditions . 66
8.4.7 MME Status Transfer. 66
8.4.7.1 General . 66
8.4.7.2 Successful Operation . 66
8.4.7.3 Unsuccessful Operation . 66
8.4.7.4 Abnormal Conditions . 67
8.5 Paging . 67
8.5.1 General . 67
8.5.2 Successful Operation . 67
8.5.3 Unsuccessful Operation . 68
8.5.4 Abnormal Conditions . 68
8.6 NAS transport . 68
8.6.1 General . 68
8.6.2 Successful Operations . 68
8.6.2.1 Initial UE Message . 68
8.6.2.2 DOWNLINK NAS TRANSPORT . 70
8.6.2.3 UPLINK NAS TRANSPORT . 71
8.6.2.4 NAS NON DELIVERY INDICATION . 72
8.6.2.4a NAS DELIVERY INDICATION . 72
8.6.2.5 Reroute NAS Request . 72
8.6.3 Unsuccessful Operation . 73
8.6.4 Abnormal Conditions . 73
8.7 Management procedures . 73
8.7.1 Reset . 73
8.7.1.1 General . 73
8.7.1.2 Successful Operation . 73
8.7.1.2.1 Reset Procedure Initiated from the MME .
...