LTE; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); X2 data transport (3GPP TS 36.424 version 15.1.0 Release 15)

RTS/TSGR-0336424vf10

General Information

Status
Published
Publication Date
16-Jan-2020
Current Stage
12 - Completion
Completion Date
17-Jan-2020
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ETSI TS 136 424 V15.1.0 (2020-01) - LTE; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); X2 data transport (3GPP TS 36.424 version 15.1.0 Release 15)
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ETSI TS 136 424 V15.1.0 (2020-01)






TECHNICAL SPECIFICATION
LTE;
Evolved Universal Terrestrial
Radio Access Network (E-UTRAN);
X2 data transport
(3GPP TS 36.424 version 15.1.0 Release 15)

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3GPP TS 36.424 version 15.1.0 Release 15 1 ETSI TS 136 424 V15.1.0 (2020-01)



Reference
RTS/TSGR-0336424vf10
Keywords
LTE
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3GPP TS 36.424 version 15.1.0 Release 15 2 ETSI TS 136 424 V15.1.0 (2020-01)
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.
Trademarks
The present document may include trademarks and/or tradenames which are asserted and/or registered by their owners.
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 36.424 version 15.1.0 Release 15 3 ETSI TS 136 424 V15.1.0 (2020-01)
Contents
Intellectual Property Rights . 2
Legal Notice . 2
Modal verbs terminology . 2
Foreword . 4
1 Scope . 5
2 References . 5
3 Definitions, symbols and abbreviations . 5
3.1 Definitions . 5
3.2 Abbreviations . 6
4 Data link layer . 6
5 X2 interface user plane protocol . 6
5.1 General . 6
5.2 GTP-U . 7
5.3 UDP/IP . 7
5.4 Diffserv code point marking . 7
5.5 Dual Connectivity. 7
5.6 E-UTRA-NR Dual Connectivity . 8
Annex A (informative): Change history . 9
History . 10

ETSI

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3GPP TS 36.424 version 15.1.0 Release 15 4 ETSI TS 136 424 V15.1.0 (2020-01)
Foreword
rd
This Technical Specification has been produced by the 3 Generation Partnership Project (3GPP).
The contents of the present document are subject to continuing work within the TSG and may change following formal
TSG approval. Should the TSG modify the contents of the present document, it will be re-released by the TSG with an
identifying change of release date and an increase in version number as follows:
Version x.y.z
where:
x the first digit:
1 presented to TSG for information;
2 presented to TSG for approval;
3 or greater indicates TSG approved document under change control.
y the second digit is incremented for all changes of substance, i.e. technical enhancements, corrections,
updates, etc.
z the third digit is incremented when editorial only changes have been incorporated in the document.
ETSI

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3GPP TS 36.424 version 15.1.0 Release 15 5 ETSI TS 136 424 V15.1.0 (2020-01)
1 Scope
The present document specifies the standards for user data transport protocols and related signalling protocols to
establish user plane transport bearers over the X2 interface.
2 References
The following documents contain provisions which, through reference in this text, constitute provisions of the present
document.
- References are either specific (identified by date of publication, edition number, version number, etc.) or
non-specific.
- For a specific reference, subsequent revisions do not apply.
- For a non-specific reference, the latest version applies. In the case of a reference to a 3GPP document (including
a GSM document), a non-specific reference implicitly refers to the latest version of that document in the same
Release as the present document.
[1] 3GPP TR 21.905: "Vocabulary for 3GPP Specifications".
[2] 3GPP TS 29.281: "General Packet Radio System (GPRS) Tunnelling Protocol User Plane
(GTPv1-U)".
[3] IETF RFC 768 (1980-08): "User Datagram Protocol".
[4] IETF RFC 2474 (1998-12): "Definition of the Differentiated Services Field (DS Field) in the Ipv4
and Ipv6 Headers".
[5] IETF RFC 2460 (1998-12): "Internet Protoc
...

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