SIST EN 301 004-1:2000

• Abstract:

  Specification of MTP level 3 requirements for B-ISDN network signalling purposes

• Status: Published
• Publication Date: 30-Nov-2000
• 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-Dec-2000
• Due Date: 01-Dec-2000
• Completion Date: 01-Dec-2000
• Ref Project: ETSI EN 301 004-1 V1.1.3 (1998-02) - Broadband Integrated Services Digital Network (B-ISDN); Signalling System No.7; Message Transfer Part (MTP) level 3 functions and messages to support international interconnection; Part 1: Protocol specification [ITU-T Recommendation Q.2210 (1996), modified]

SIST EN 301 004-1:2000 is the Slovenian adoption of a European Telecommunications Standards Institute (ETSI) standard for Broadband Integrated Services Digital Network (B-ISDN) signalling. It specifies Message Transfer Part (MTP) level 3 functions and messages for international interconnection, and it can also be applied in national networks. It is written for engineers, operators, suppliers and conformance testers working with Signalling System No.7 (SS7) in B-ISDN networks.

What does SIST EN 301 004-1:2000 specify?

SIST EN 301 004-1:2000 defines the MTP level 3 protocol specification for B-ISDN signalling purposes. The standard follows the structure of the underlying ITU-T Recommendation Q.2210, with ETSI modifications, and it is presented as Part 1 of a multi-part standard.

The document is organized into a short set of main clauses and two annexes:

Part of the document	What it covers
Clause 1	Scope
Clause 2	Normative references
Clause 3	Abbreviations
Annex ZA	Additional requirements
Annex ZB	Applicability of narrowband MTP requirements

Annex ZA is normative, so it carries additional requirements. Annex ZB is informative and highlights how narrowband MTP requirements apply by implication.

What are the key requirements of SIST EN 301 004-1:2000?

SIST EN 301 004-1:2000 sets the B-ISDN MTP level 3 behavior for international interconnection, using the services of ETS 300 438-1. In practice, this means the protocol description is aimed at real network interworking, not just an abstract signalling model.

Scope and deployment

The scope states that the standard applies to the international network and is not meant to restrict national networks. For implementers, that means the protocol definition is the common baseline for international signalling, while national use can follow it where needed.

Referenced protocol bases

Throughout the text of ITU-T Recommendation Q.2210, references to ITU-T Recommendation Q.701, Q.703 and Q.704 are replaced by the versions modified by ETS 300 008-1, and the reference to ITU-T Recommendation Q.2140 is replaced by the version modified by ETS 300 438-1. In practice, this tells readers to apply the ETSI-adapted narrowband and B-ISDN support texts when implementing or testing the protocol.

National options and timers

No national options or national remarks apply to the document. For other options, ETS 300 008-1 applies, and all other timers and timer values follow ITU-T Recommendation Q.704 as modified by ETS 300 008-1. For engineering teams, this reduces local variation and fixes the timer basis used for operation and testing.

Annex ZA additional requirements

Annex ZA adds the link loading requirement by pointing to clause ZA.1 of ETS 300 008-1. This matters when a system must be checked against the additional loading behavior inherited from the narrowband MTP baseline.

Annex ZB narrowband applicability

Annex ZB explains that narrowband requirements referred to by ITU-T Recommendation Q.2210 generally apply by implication. It also highlights two specific areas: network indicator and user flow control, with an exception for the UPU message format where subclause 9.8 of ITU-T Recommendation Q.2210 applies. This helps implementers avoid mixing the wrong narrowband rule with the B-ISDN rule.

What terms does SIST EN 301 004-1:2000 define?

• Message Transfer Part (MTP) - the signalling transfer part covered by this protocol specification.
• Integrated Services Digital Network (ISDN) - the network family named in the added abbreviations.
• Link Status Signal Unit (LSSU) - a signalling unit used in SS7-related transfer.
• Message Signal Unit (MSU) - a signalling unit that carries a message.
• Signalling Point (SP) - a node that participates in signalling exchange.
• Signalling Transfer Point (STP) - a node that relays signalling traffic.
• Transfer Prohibited message (TFP) - a message indicating that transfer is prohibited.
• User Part Unavailable message (UPU) - a message indicating that a user part is unavailable.

Who uses SIST EN 301 004-1:2000?

Telecommunications network engineers use this standard when designing or integrating B-ISDN signalling based on SS7. Equipment suppliers use it to implement MTP level 3 behavior and the related message handling. Operators use it when they need common signalling rules for international interconnection, and conformance teams use the companion PICS part to check implementation claims.

What changed in SIST EN 301 004-1:2000 from the previous edition?

SIST EN 301 004-1:2000 is a modified adoption of ITU-T Recommendation Q.2210 (1996). The changes stated in the document include:

• Clause 1 is replaced with a scope that ties MTP level 3 to the services of ETS 300 438-1.
• Clause 2 is replaced with a new normative references section and the ETSI reference handling rules.
• Clause 3 adds abbreviations such as LSSU, MSU, SP, STP, TFP, TRA and UPU.
• References to ITU-T Recommendation Q.701, Q.703, Q.704 and Q.2140 are replaced by the ETSI-modified versions.
• A statement is added that no national options or remarks apply.
• The timer guidance in subclause 9.9 is replaced for the remaining timers and timer values.
• Annex ZA and Annex ZB are added.

Which standards are used with SIST EN 301 004-1:2000?

Standard	Role in this document
ETS 300 008-1	Provides the narrowband MTP baseline for modified references, timers, link loading, network indicator and user flow control points.
ETS 300 438-1	Provides the B-ISDN signalling ATM Adaptation Layer (SAAL) Service Specific Co-ordination Function (SSCF) at the Network Node Interface (NNI), and is the service basis named in the scope.
Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification	Companion part for implementation claims and conformance work.

What does the SIST EN 301 004-1:2000 document contain?

The document contains the foreword, the endorsement notice and the clause-by-clause modifications to ITU-T Recommendation Q.2210. It also includes the replacement reference table, the added abbreviation list, and the two annexes on additional requirements and on the applicability of narrowband MTP requirements. The front matter includes copyright, IPR policy and transposition information, and the document history records the publication trail.

SLOVENSKI STANDARD
3SIST EN 301 004-1:
01-december-
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Broadband Integrated Services Digital Network (B-ISDN); Signalling System No.7;
Message Transfer Part (MTP) level 3 functions and messages to support international
interconnection; Part 1: Protocol specification [ITU-T Recommendation Q.2210 (1996),
modified]
Ta slovenski standard je istoveten z: EN 301 004-1 V1.1.3
ICS:
33.080 Digitalno omrežje z Integrated Services Digital
integriranimi storitvami Network (ISDN)
(ISDN)
3SIST EN 301 004-1: en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN 301 004-1 V1.1.3 (1998-02)
European Standard (Telecommunications series)
Broadband Integrated Services Digital Network (B-ISDN);
Signalling System No.7;
Message Transfer Part (MTP) level 3 functions and messages
to support international interconnection;
Part 1: Protocol specification
[ITU-T Recommendation Q.2210 (1996), modified]
European Telecommunications Standards Institute

2 EN 301 004-1 V1.1.3 (1998-02)
Reference
DEN/SPS-02032 (9ao90ie0.PDF)
Keywords
B-ISDN, SS7, MTP
ETSI Secretariat
Postal address
F-06921 Sophia Antipolis Cedex - FRANCE
Office address
650 Route des Lucioles - Sophia Antipolis
Valbonne - FRANCE
Tel.: [phone]  Fax: [phone]
Siret N° 348 623 562 00017 - NAF 742 C
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° 7803/88
X.400
c= fr; a=atlas; p=etsi; s=secretariat
Internet
[e-mail]
http://www.etsi.fr
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 1998.
All rights reserved.
3 EN 301 004-1 V1.1.3 (1998-02)
Intellectual Property Rights
IPRs essential or potentially essential to the present document 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 ETR 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respect of
ETSI standards", which is available free of charge from the ETSI Secretariat. Latest updates are available on the ETSI
Web server (http://www.etsi.fr/ipr).
Pursuant to the ETSI Interim 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 ETR 314 (or the updates on
http://www.etsi.fr/ipr) which are, or may be, or may become, essential to the present document.
Foreword
This European Standard (Telecommunications series) has been produced by ETSI Technical Committee Signalling
Protocols and Switching (SPS).
The present document is part 1 of a multi-part standard covering the Broadband Integrated Services Digital Network
(B-ISDN) Message Transfer Part (MTP) level 3 functions and messages to support international interconnection, as
identified below:
Part 1: "Protocol specification [ITU-T Recommendation Q.2210 (1996), modified]";
Part 2: "Protocol Implementation Conformance Statement (PICS) proforma specification".
National transposition dates
Date of adoption of this EN: 6 February 1998
Date of latest announcement of this EN (doa): 31 May 1998
Date of latest publication of new National Standard
or endorsement of this EN (dop/e): 30 November 1998
Date of withdrawal of any conflicting National Standard (dow): 30 November 1998
Endorsement notice
The text of ITU-T Recommendation Q.2210 (1996) was approved by ETSI as an EN with agreed modifications 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 where necessary.
...

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.FLMDBroadband Integrated Services Digital Network (B-ISDN); Signalling System No.7; Message Transfer Part (MTP) level 3 functions and messages to support international interconnection; Part 1: Protocol specification [ITU-T Recommendation Q.2210 (1996), modified]33.080Digitalno omrežje z integriranimi storitvami (ISDN)Integrated Services Digital Network (ISDN)ICS:Ta slovenski standard je istoveten z:EN 301 004-1 Version 1.1.3SIST EN 301 004-1:2000en01-december-2000SIST EN 301 004-1:2000SLOVENSKI
STANDARD
European Telecommunications Standards Institute EN 301 004-1 V1.1.3 (1998-02)European Standard (Telecommunications series)Broadband Integrated Services Digital Network (B-ISDN);Signalling System No.7;Message Transfer Part (MTP) level 3 functions and messagesto support international interconnection;Part 1: Protocol specification[ITU-T Recommendation Q.2210 (1996), modified]SIST EN 301 004-1:2000

EN 301 004-1 V1.1.3 (1998-02)2ReferenceDEN/SPS-02032 (9ao90ie0.PDF)KeywordsB-ISDN, SS7, MTPETSI SecretariatPostal addressF-06921 Sophia Antipolis Cedex - FRANCEOffice address650 Route des Lucioles - Sophia AntipolisValbonne - FRANCETel.: [phone]
Fax: [phone]Siret N° 348 623 562 00017 - NAF 742 CAssociation à but non lucratif enregistrée à laSous-Préfecture de Grasse (06) N° 7803/88X.400c= fr; a=atlas; p=etsi; s=[e-mail]://www.etsi.frCopyright NotificationNo 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 1998.All rights reserved.SIST EN 301 004-1:2000

EN 301 004-1 V1.1.3 (1998-02)3Intellectual Property RightsIPRs essential or potentially essential to the present document may have been declared to ETSI. The informationpertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be foundin ETR 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respect ofETSI standards", which is available free of charge from the ETSI Secretariat. Latest updates are available on the ETSIWeb server (http://www.etsi.fr/ipr).Pursuant to the ETSI Interim IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. Noguarantee can be given as to the existence of other IPRs not referenced in ETR 314 (or the updates onhttp://www.etsi.fr/ipr) which are, or may be, or may become, essential to the present document.ForewordThis European Standard (Telecommunications series) has been produced by ETSI Technical Committee SignallingProtocols and Switching (SPS).The present document is part 1 of a multi-part standard covering the Broadband Integrated Services Digital Network(B-ISDN) Message Transfer Part (MTP) level 3 functions and messages to support international interconnection, asidentified below:Part 1:"Protocol specification [ITU-T Recommendation Q.2210 (1996), modified]";Part 2:"Protocol Implementation Conformance Statement (PICS) proforma specification".National transposition datesDate of adoption of this EN:6 February 1998Date of latest announcement of this EN (doa):31 May 1998Date of latest publication of new National Standardor endorsement of this EN (dop/e):30 November 1998Date of withdrawal of any conflicting National Standard (dow):30 November 1998Endorsement noticeThe text of ITU-T Recommendation Q.2210 (1996) was approved by ETSI as an EN with agreed modifications as givenbelow.NOTE:New or modified text is indicated using sidebars. In addition, underlining and/or strike-out are used tohighlight detailed modifications where necessary.SIST EN 301 004-1:200
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