Page 1404 - 5G Basics - Core Network Aspects

3 Signalling aspects

1 Scope
This Recommendation specifies software-defined broadband access network (SBAN) by providing:

– Overview of SBAN;
– Procedures of SBAN;
– Signalling requirements of the northbound interface and southbound interface of SBAN model;
– Example of SBAN.

2 References

The following ITU-T Recommendations and other references contain provisions which, through reference in
this text, constitute provisions of this Recommendation. At the time of publication, the editions indicated
were valid. All Recommendations and other references are subject to revision; users of this Recommendation
are therefore encouraged to investigate the possibility of applying the most recent edition of the
Recommendations and other references listed below. A list of the currently valid ITU-T Recommendations is
regularly published. The reference to a document within this Recommendation does not give it, as a stand-
alone document, the status of a Recommendation.
[ITU-T Y.3300] Recommendation ITU-T Y.3300 (2014), Framework of software-defined networking.

3 Definitions

3.1 Terms defined elsewhere

This Recommendation uses the following terms defined elsewhere:
3.1.1 access network [b-ITU-T Q.1742.11]: Network that connects access technologies such as a radio
access network to the core network.
3.1.2 software-defined networking [ITU-T Y.3300]: A set of techniques that enables to directly program,
orchestrate, control and manage network resources, which facilitates the design, delivery and operation of
network services in a dynamic and scalable manner.

3.2 Terms defined in this Recommendation
None.

4 Abbreviations and acronyms

This Recommendation uses the following abbreviations and acronyms:
APP Application
APP-ASQ SDN Application Status Query

APP-ASQP SDN Application Status Query Response
APP-RE SDN Application Register

APP-REP SDN Application Register Response
BAN Broadband Access Network
BTS Base Transceiver Station

CE Customer Edge
eNodeB Evolved Node B

ID Identification
IP Internet Protocol

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