SIST EN 301 069-1 V1.2.4:2005

• Abstract:

  Cosmetic update to remove underlining from revised (compared with ITU-T) text.

• Status: Published
• Publication Date: 30-Jun-2005
• ICS: 33.080 - Integrated Services Digital Network (ISDN)
• Technical Committee: SPN - Services and Protocols for Networks
• Current Stage: 6060 - National Implementation/Publication (Adopted Project)
• Start Date: 01-Jul-2005
• Due Date: 01-Jul-2005
• Completion Date: 01-Jul-2005
• Ref Project: ETSI EN 301 069-1 V1.2.4 (1999-10) - Integrated Services Digital Network (ISDN); Signalling System No.7; ISDN User Part (ISUP); Application transport mechanism; Part 1: Protocol specification [ITU-T Recommendation Q.765, modified]

SIST EN 301 069-1 V1.2.4:2005 is the Slovenian standard for Integrated Services Digital Network (ISDN) Signalling System No.7 (SS7), ISDN User Part (ISUP) Application transport mechanism, Part 1: protocol specification. It is based on ITU-T Recommendation Q.765 with agreed modifications, and the scope note describes it as a cosmetic update that removes underlining from text revised against the ITU-T version.

What does SIST EN 301 069-1 V1.2.4:2005 specify?

SIST EN 301 069-1 V1.2.4:2005 specifies the protocol specification for the ISUP Application transport mechanism (APM). In practical terms, it is the base document that tells implementers which protocol text applies, and how this part fits into the wider ETSI ISDN/SS7 series.

The foreword identifies this standard as part 1 of a four-part European Standard. That matters because part 1 gives the protocol specification, while the other parts support implementation conformance and testing.

Part	What it covers
Part 1	Protocol specification
Part 2	Protocol Implementation Conformance Statement (PICS) proforma specification
Part 3	Test Suite Structure and Test Purposes (TSS&TP) specification
Part 4	Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) specification

Appendix I is identified as an informative annex and contains example sequence diagrams of APM segmentation.

What are the key requirements of SIST EN 301 069-1 V1.2.4:2005?

SIST EN 301 069-1 V1.2.4:2005 is mainly a reference and alignment document for the APM protocol text. The most important points in the visible text are how to read references, which referenced documents apply, and how the ITU-T base text is modified for ETSI use.

Reference handling in Clause 2

Clause 2 replaces the generic references clause with explicit rules for interpreting references. A cited document may be a fixed edition, an "up to and including" version, an "onwards" version, or an unspecified version that means the latest available version. For users, that tells you whether later revisions are automatically part of the standard you are applying.

Clause 2 also says that a non-specific ETS reference is taken to include later versions published as an EN with the same number. In practice, this avoids ambiguity when ETSI later republishes a text in EN form.

Cross-references modified throughout the base text

The endorsement notice says that references inside ITU-T Recommendation Q.765 are replaced by ETSI references. References to ITU-T Recommendations Q.761, Q.762, Q.763 and Q.764 are changed to EN 300 356-1, and Annex T is also redirected to EN 300 356-1. For implementers, this ties the APM specification to the ETSI version of the ISUP basic services text rather than the original ITU-T references.

Informative example material

Appendix I has the status of an informative annex and provides example sequence diagrams for APM segmentation. That helps readers understand message flow visually, but it is not presented as mandatory text.

What terms does SIST EN 301 069-1 V1.2.4:2005 define?

• ISDN - Integrated Services Digital Network, the telecom environment this standard is written for.
• SS7 - Signalling System No.7, the signalling system used to carry call-control and related signalling.
• ISUP - ISDN User Part, the SS7 part concerned with ISDN call control over signalling networks.
• APM - Application transport mechanism, the protocol function specified by this part.
• PICS - Protocol Implementation Conformance Statement, the declaration used to state what an implementation supports.
• TSS&TP - Test Suite Structure and Test Purposes, the structured basis for conformance test design.
• ATS - Abstract Test Suite, the abstract test cases used for conformance testing.
• PIXIT - Protocol Implementation eXtra Information for Testing, implementation-specific information needed by testers.

Who uses SIST EN 301 069-1 V1.2.4:2005?

SIST EN 301 069-1 V1.2.4:2005 is used by telecom protocol engineers, switch and network equipment vendors, and conformance test teams working on ISDN and SS7 signalling. It is also relevant to quality managers and buyers who need to check whether a product’s implementation, PICS material, and test evidence are aligned with the ETSI ISUP APM specification.

The document is especially useful where teams need to map an ITU-T base recommendation to the ETSI/EN version used for implementation and testing.

Which standards are used with SIST EN 301 069-1 V1.2.4:2005?

The normative references named in Clause 2 are EN 300 356-1 and ITU-T Recommendation Q.1400. EN 300 356-1 provides the ISUP basic services reference that replaces several ITU-T references in the text, while ITU-T Q.1400 provides the architecture framework for signalling and OA&M protocols using OSI concepts.

The foreword also places this part alongside Part 2, Part 3 and Part 4 of the same EN series, which together support conformance declaration and testing.

What does the SIST EN 301 069-1 V1.2.4:2005 document contain?

The document contains the standard front matter, IPR notice, foreword, transposition dates, endorsement notice, Clause 2 on normative references, and the reference-replacement instructions applied throughout the ITU-T text. It also records that Appendix I is an informative annex with example sequence diagrams for APM segmentation.

The document history lists earlier published versions of the same part, which helps readers identify the publication lineage of this EN.

SLOVENSKI STANDARD
01-julij-2005
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Integrated Services Digital Network (ISDN); Signalling System No.7; ISDN User Part
(ISUP); Application transport mechanism; Part 1: Protocol specification [ITU-T
Recommendation Q.765, modified]
Ta slovenski standard je istoveten z: EN 301 069-1 Version 1.2.4
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 Standard (Telecommunications series)
Integrated Services Digital Network (ISDN);
Signalling System No.7;
ISDN User Part (ISUP);
Application transport mechanism;
Part 1: Protocol specification
[ITU-T Recommendation Q.765, modified]

2 ETSI EN 301 069-1 V1.2.4 (1999-10)
Reference
REN/SPAN-01042-1-c2 (9wc90iqo.PDF)
Keywords
ISDN, SS7, ISUP, NNI, protocol
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3 ETSI EN 301 069-1 V1.2.4 (1999-10)
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