SIST ETS 300 647:1998

• Abstract:

  In accordance with ITU-T SG 11, specify the layer management functions at the network node interface.

• Status: Published
• Publication Date: 30-Sep-1998
• ICS: 33.080 - Integrated Services Digital Network (ISDN)
• Technical Committee: SPS - Signalling protocols and switching
• Current Stage: 6060 - National Implementation/Publication (Adopted Project)
• Start Date: 01-Oct-1998
• Due Date: 01-Oct-1998
• Completion Date: 01-Oct-1998
• Ref Project: ETSI ETS 300 647 ed.1 (1997-01) - Broadband Integrated Services Digital Network (B-ISDN); Signalling ATM Adaptation Layer (SAAL); Layer Management for the SAAL at the Network Node Interface (NNI) [ITU-T Recommendation Q.2144 (1995), modified]

SIST ETS 300 647:1998 is the Slovenian adoption of ETS 300 647, the European standard for Broadband Integrated Services Digital Network (B-ISDN) signalling at the Network Node Interface (NNI). It specifies layer management functions for the Signalling ATM Adaptation Layer (SAAL), including how SAAL connects to SSCOP, SSCF at the NNI, and systems management.

What does SIST ETS 300 647:1998 specify?

SIST ETS 300 647:1998 specifies the layer management functions for SAAL at the NNI in pan-European B-ISDN as provided by European public telecommunications operators. In practice, it tells implementers what management interfaces have to exist around the signalling adaptation layer so the signalling stack can be supervised and controlled consistently.

The document is organized around the scope and a set of editorial and reference changes to the base ITU-T text. It also identifies one normative annex and two informative appendices.

Part	Status
Annex A	Normative
Appendix I	Informative
Appendix II	Informative

What are the key requirements of SIST ETS 300 647:1998?

SIST ETS 300 647:1998 centers on the management of SAAL at the NNI. The practical requirement is that layer management must support the interfaces needed to operate SAAL in a B-ISDN signalling environment, rather than treating it as a stand-alone protocol layer.

The standard explicitly covers three management relationships:

• SSCOP - the Service Specific Connection Oriented Protocol interface
• SSCF at the NNI - the Service Specific Co-ordination Function used at the network-node boundary
• systems management - the higher-level management interaction for supervision and control

These interfaces matter because SAAL cannot be managed correctly unless its protocol peer relationships and external management hooks are defined. For an implementer, this means the management design has to fit both the signalling protocol stack and the operator's management system.

SIST ETS 300 647:1998 is a modified ETSI version of ITU-T Recommendation Q.2144 (1995). The document states that references to ITU-T Recommendation Q.2110 and ITU-T Recommendation Q.2140 are replaced by the ETSI-modified equivalents, which keeps the management model aligned with the European SAAL parts.

The document also says that modified text is marked with sidebars, underlining, and strike-out. That helps reviewers and implementers identify where the European version differs from the ITU-T base text.

Annex A is normative, so it carries requirements that form part of the standard. Appendices I and II are informative, so they support understanding rather than defining mandatory behavior.

What terms does SIST ETS 300 647:1998 define?

SIST ETS 300 647:1998 uses a small set of recurring SAAL terms that readers need to recognize immediately.

• B-ISDN - Broadband Integrated Services Digital Network, the broadband network environment covered by the standard.
• SAAL - Signalling ATM Adaptation Layer, the layer whose management functions are specified here.
• NNI - Network Node Interface, the interface between network nodes where these functions apply.
• SSCOP - Service Specific Connection Oriented Protocol, one of the protocol interfaces managed by SAAL.
• SSCF - Service Specific Co-ordination Function, the function at the NNI that SAAL layer management interfaces with.
• ETSI - European Telecommunications Standards Institute, the organization that produced the European standard.

Who uses SIST ETS 300 647:1998?

SIST ETS 300 647:1998 is used by telecommunications operators, network equipment suppliers, and protocol engineers working on B-ISDN signalling systems. It is also relevant to systems management teams that need to integrate SAAL-related supervision into network operations.

Quality and interoperability engineers use it when checking that an implementation exposes the right management interfaces for SSCOP, SSCF at the NNI, and systems management. Buyers and technical evaluators use it to confirm that a product is aligned with the European SAAL management model for the NNI.

What changed in SIST ETS 300 647:1998 from ITU-T Recommendation Q.2144 (1995)?

SIST ETS 300 647:1998 is based on ITU-T Recommendation Q.2144 (1995) and includes ETSI-approved modifications. The document states that clause 1 is replaced, clause 2.1 is extended with references [8] and [9], and references to ITU-T Recommendation Q.2110 and ITU-T Recommendation Q.2140 are redirected to the ETSI-modified versions.

It also states the status of Annex A, Appendix I, and Appendix II, and it uses sidebars plus underlining and strike-out to show changed text. In practice, this tells readers where the European version differs from the ITU-T base and which parts are mandatory or informative.

Which standards are used with SIST ETS 300 647:1998?

SIST ETS 300 647:1998 names two companion ETSI parts in clause 2.1:

• ETS 300 436-1 - provides the SSCOP protocol specification used by SAAL
• ETS 300 438-1 - provides the SSCF at NNI specification used by SAAL signalling support

The text also refers to ITU-T Recommendation Q.2110 and ITU-T Recommendation Q.2140, but in this ETS those references are taken as the ETSI-modified versions of the corresponding parts. This matters because the layer management functions are defined in relation to those companion SAAL specifications.

What does the SIST ETS 300 647:1998 document contain?

SIST ETS 300 647:1998 contains a foreword with adoption and transposition dates, an endorsement notice, the scope replacement, and a reference-update table. It also identifies how modified text is marked and how the base ITU-T references are to be read in the ETS version.

The document history notes the approval process and the first edition record. For someone implementing or reviewing SAAL at the NNI, the document serves as the controlled European reference for the management-side structure around the signalling layer.

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Broadband Integrated Services Digital Network (B-ISDN); Signalling ATM Adaptation Layer (SAAL); Layer Management for the SAAL at the Network Node Interface (NNI) [ITU-T Recommendation Q.2144 (1995), modified]33.080Digitalno omrežje z integriranimi storitvami (ISDN)Integrated Services Digital Network (ISDN)ICS:Ta slovenski standard je istoveten z:ETS 300 647 Edition 13SIST ETS 300 647:1998en01-oktober-19983SIST ETS 300 647:1998SLOVENSKI
STANDARD
EUROPEANETS 300 647TELECOMMUNICATIONJanuary 1997STANDARDSource: ETSI TC-SPSReference: DE/SPS-02034ICS:33.080Key words:B-ISDN, ATM, AAL, NNIBroadband Integrated Services Digital Network (B-ISDN);Signalling ATM Adaptation Layer (SAAL);Layer Management for the SAAL at theNetwork Node Interface (NNI)[ITU-T Recommendation Q.2144 (1995), modified]ETSIEuropean Telecommunications Standards InstituteETSI SecretariatPostal address: F-06921 Sophia Antipolis CEDEX - FRANCEOffice address: 650 Route des Lucioles - Sophia Antipolis - Valbonne - FRANCEX.400: c=fr, a=atlas, p=etsi, s=secretariat - Internet: [e-mail].: [phone] - Fax: [phone]Copyright Notification: No part may be reproduced except as authorized by written permission. The copyright and theforegoing restriction extend to reproduction in all media.© European Telecommunications Standards Institute 1997. All rights reserved.SIST ETS 300 647:1998

Page 2ETS 300 647: January 1997ForewordThis European Telecommunication Standard (ETS) has been produced by the Signalling Protocols andSwitching (SPS) Technical Committee of the European Telecommunications Standards Institute (ETSI).Transposition datesDate of adoption24 January 1997Date of latest announcement of this ETS (doa):30 April 1997Date of latest publication of new National Standardor endorsement of this ETS (dop/e):31 October 1997Date of withdrawal of any conflicting National Standard (dow):31 October 1997Endorsement noticeThe text of ITU-T Recommendation Q.2144 (1995) was approved by ETSI as an ETS with agreedmodifications as given below.NOTE:New or modified text is indicated using sidebars. In addition, underlining and/or strike-out are used to highlight detailed modifications
...

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Broadband Integrated Services Digital Network (B-ISDN); Signalling ATM Adaptation
Layer (SAAL); Layer Management for the SAAL at the Network Node Interface (NNI)
[ITU-T Recommendation Q.2144 (1995), modified]
Ta slovenski standard je istoveten z: ETS 300 647 Edition 1
ICS:
33.080 Digitalno omrežje z Integrated Services Digital
integriranimi storitvami Network (ISDN)
(ISDN)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN ETS 300 647
TELECOMMUNICATION January 1997
STANDARD
Source: ETSI TC-SPS Reference: DE/SPS-02034
ICS: 33.080
Key words: B-ISDN, ATM, AAL, NNI
Broadband Integrated Services Digital Network (B-ISDN);
Signalling ATM Adaptation Layer (SAAL);
Layer Management for the SAAL at the
Network Node Interface (NNI)
[ITU-T Recommendation Q.2144 (1995), modified]
ETSI
European Telecommunications Standards Institute
ETSI Secretariat
Postal address: F-06921 Sophia Antipolis CEDEX - FRANCE
Office address: 650 Route des Lucioles - Sophia Antipolis - Valbonne - FRANCE
X.400: c=fr, a=atlas, p=etsi, s=secretariat - Internet: [e-mail]
Tel.: [phone] - Fax: [phone]
Copyright Notification: No part may be reproduced except as authorized by written permission. The copyright and the
foregoing restriction extend to reproduction in all media.
© European Telecommunications Standards Institute 1997. All rights reserved.

Page 2
ETS 300 647: January 1997
Foreword
This European Telecommunication Standard (ETS) has been produced by the Signalling Protocols and
Switching (SPS) Technical Committee of the European Telecommunications Standards Institute (ETSI).
Transposition dates
Date of adoption 24 January 1997
Date of latest announcement of this ETS (doa): 30 April 1997
Date of latest publication of new National Standard
or endorsement of this ETS (dop/e): 31 October 1997
Date of withdrawal of any conflicting National Standard (dow): 31 October 1997
Endorsement notice
The text of ITU-T Recommendation Q.2144 (1995) was approved by ETSI as an ETS with agreed
modifications as given below.
NOTE: Ne
...