Page 75 - ITU-T Focus Group IMT-2020 Deliverables

ITU-T Focus Group IMT-2020 Deliverables 3

1 Scope
This report describes the aspects relevant to the application of network softwarization to IMT-2020, including
standardization activities, open source projects, prototyping activities, work in-progress research projects,
vertical extension of slicing, horizontal extension of slicing, and application scenario.

2 References

This document refers to the following document in regard to the conceptual IMT-2020 non-radio network
architecture, which is depicted in Fig. 5-1 of the following document and understood as commonly applicable
to all the deliverables of FG IMT-2020.

[IMT-O-043] Framework of IMT-2020 network architecture.
This document refers to the following document for an understanding of the terms used hereafter. Note that
the understanding and the resulting definitions of terms provided in the following document may change in
the expected future work of completing it.

[IMT-O-040] Terms and definitions for IMT-2020 in ITU-T

3 Definitions

3.1 Terms defined elsewhere
None.

3.2 Terms defined in this document

None.

4 Abbreviations and acronyms
This document uses the following abbreviations and acronyms:
SDN Software Defined Networking

NFV Network Virtualization
LINP Logically Isolated Network Partition

5 Conventions
None.

6 Network Softwarization for IMT-2020

6.1 Standardization activities for network softwarization

6.1.1 Standardization activities at 3GPP SA2
The “Study on Architecture for Next Generation System” (Rel-14) was started at SA2 #112 meeting and
officially approved as 3GPP TR 23.799 at the 3GPP TSG SA #70 plenary in December 2015. The latest version
(i.e. v1.2.0 November 2016) of the NextGen TR 23.799 can be found on the following links for more detailed
information.

– ftp://ftp.3gpp.org/tsg_sa/WG2_Arch/Latest_SA2_Specs/Latest_draft_S2_Specs/
– http://www.3gpp.org/ftp/tsg_sa/WG2_Arch/Latest_SA2_Specs/Latest_draft_S2_Specs/

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