ISO/IEC 14709-2:1998/Amd 1:2005

Information technology — Configuration of customer premises cabling (CPC) for applications — Part 2: Integrated Services Digital Network (ISDN) primary rate — Amendment 1

Updates have been introduced to correspond to ISO/IEC 11801:2002 and other new editions of International Standards.

Technologies de l'information — Configuration du câblage dans les locaux d'usagers (CPC) pour applications — Partie 2: Accès primaire au réseau numérique à intégration de services (RNIS) — Amendement 1

General Information

• Status: Published
• Publication Date: 14-Jul-2005
• ICS: 35.200 - Interface and interconnection equipment
• Technical Committee: ISO/IEC JTC 1/SC 25 - Interconnection of information technology equipment
• Drafting Committee: ISO/IEC JTC 1/SC 25 - Interconnection of information technology equipment
• Current Stage: 6060 - International Standard published
• Start Date: 15-Jul-2005
• Due Date: 25-Mar-2007
• Completion Date: 25-Mar-2007

Relations

• Amends: ISO/IEC 14709-2:1998 - Information technology — Configuration of customer premises cabling (CPC) for applications — Part 2: Integrated Services Digital Network (ISDN) primary rate
• Effective Date: 06-Jun-2022
• Child: ISO/IEC 14709-2:1998 - Information technology — Configuration of customer premises cabling (CPC) for applications — Part 2: Integrated Services Digital Network (ISDN) primary rate
• Effective Date: 15-Apr-2008

Overview

ISO/IEC 14709-2:1998/Amd 1:2005 is an important amendment to the international standard governing the configuration of customer premises cabling (CPC) specifically tailored for Integrated Services Digital Network (ISDN) primary rate applications. Developed by ISO/IEC Joint Technical Committee 1, Subcommittee 25, this amendment aligns the original 1998 standard with updates found in more recent versions of related standards, including ISO/IEC 11801:2002. These revisions ensure that customer premises cabling for ISDN primary rate interfaces remains compatible with evolving telecommunications infrastructure and safety requirements.

Key Topics

• Updated Normative References
  The amendment revises normative references to reflect newer editions such as ISO/IEC 11801:2002, CISPR 22:2005, and CISPR 24 amendments. This ensures consistent compliance with the latest safety, electromagnetic compatibility, and cabling standards.

• Definitions and Terminology
  Updates to key definitions provide clarity and alignment with ISO/IEC 11801:2002:

  • Cable unit is defined as a single assembly of cable elements of the same type or category, potentially including a screen or binder group.
  • Channel is clarified as an end-to-end transmission path connecting application-specific equipment, including cords but excluding connecting hardware inside the equipment.
  • Introduction of Free cable connector as a connector for attachment at the free end of a cable or wire.

• Configuration Adjustments
  Technical updates include changes in symbols, connector descriptions, and cabling components, such as:

  • Replacing “Dedicated cabling socket” and plug symbols with generic cabling counterparts.
  • Mandating the use of sockets compliant with IEC 60603-7 for terminal equipment connections.
  • Specification of supported copper cable types, narrowing from 100, 120, and 150 Ω cables to just 100 Ω and 120 Ω balanced cables in line with the 2002 standard.

• ISDN Primary Access Integration
  Clarifications on connecting ISDN primary access to generic cabling include:

  • Direct connection of terminal equipment (TE) into generic cabling.
  • Use of cords with free cable connectors at both ends.
  • Deployment of generic cabling adapters consisting of free cable connectors, optional cords and sockets, and impedance matching devices.

• Consolidation Point (CP) Introduction
  The amendment replaces the previously optional "Transition point" (TP) with a "Consolidation point" (CP), reflecting the latest architectural preferences in cabling infrastructure.

Applications

This standard amendment is critical for enterprises, telecommunications providers, and network installers who design and implement cabling infrastructures supporting ISDN primary rate services. Practical applications include:

• Telecommunications Network Integration
  Ensures CPC supports reliable ISDN primary rate voice and data services, providing high-speed digital communication channels over existing premises cabling.

• Infrastructure Modernization
  Facilitates the upgrade of legacy cabling systems to comply with new performance and safety standards without costly overhauls.

• Equipment Compatibility Assurance
  Guarantees that connectors, sockets, and cabling components meet international standards, reducing the risk of interoperability issues and service interruptions.

• Documentation and Compliance
  Enables consistent schematic representation using updated symbols and terminology for designing, auditing, and maintaining ISDN-related cabling installations.

Related Standards

• ISO/IEC 11801:2002 – Generic cabling for customer premises, providing the foundational cabling architecture and performance requirements referenced by ISO/IEC 14709-2 amendments.

• IEC 60603-7 – Specification for connectors used to connect terminal equipment to telecommunication cabling, ensuring mechanical and electrical compatibility.

• CISPR 22:2005 and CISPR 24 Amendments – Standards governing electromagnetic compatibility and immunity requirements pertinent to telecommunications equipment.

• ISO/IEC 14709-1:2004 – Part 1 of the CPC series covering other application configurations, serving as a complementary resource for broader CPC implementation.

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By adopting ISO/IEC 14709-2:1998/Amd 1:2005, organizations can leverage updated best practices for ISDN primary rate cabling, enhancing network performance, compliance, and future-proofing their telecommunication infrastructure.

Standards Content (Sample)

INTERNATIONAL ISO/IEC
STANDARD 14709-2
AMENDMENT 1
2005-07
Amendment 1
Information technology –
Configuration of customer premises
cabling (CPC) for applications –
Part 2:
Integrated services digital network (ISDN)
primary rate
 IEC 2005 Droits de reproduction réservés  Copyright - all rights reserved
International Electrotechnical Commission, 3, rue de Varembé, PO Box 131, CH-1211 Geneva 20, Switzerland
Telephone: [phone] Telefax: [phone] E-mail: [e-mail] Web: www.iec.ch
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C
International Electrotechnical Commission
Международная Электротехническая Комиссия
For price, see current catalogue

– 2 – 14709-2 Amend. 1 © ISO/IEC:2005(E)
FOREWORD
Amendment 1 to International Standard ISO/IEC 14709-2 was prepared by subcommittee 25:
Interconnection of information technology equipment, of ISO/IEC joint technical committee 1:
Information technology.
–––––––––––––
Page 3
FOREWORD – Sixth paragraph
Instead of:
The reader is referred to IEC 60950 for general safety requirements.
read:
The reader is referred to the IEC 60950 series for general safety requirements.
FOREWORD – Seventh paragraph
Instead of:
ISO/IEC 14709-1:1997
read:
ISO/IEC 14709-1
Delete footnotes 1) and 2) to all other references.
Page 5
2 Normative references
Update the normative references as follows:
Instead of: Read:
ISO/IEC 11801:1995 ISO/IEC 11801:2002
ISO/IEC 14709-1:1997
ISO/IEC 14709-1:1997
Amendment 1:2004
CISPR 22:1997 CISPR 22:2005
CISPR 24:1997
CISPR 24:1997 Amendment 1:2001
Amendment 2:2002
14709-2 Amend. 1 © ISO/IEC:2005(E) – 3 –
Page 6
3 Definitions
Replace the text of definition 3.1 by the following:
3.1
cable unit
single assembly of one or more cable elements of the same type or category
NOTE 1 The cable unit may have a screen.
NOTE 2 A binder group is an example of a cable unit.
[3.1.10 of ISO/IEC 11801:2002]
Replace the text of definition 3.2 by the following:
3.2
channel
end-to-end transmission path connecting any two pieces of application-specific equipment
NOTE Equipment and work area cords are included in the channel, but not the connecting hardware into the
application-specific equipment.
[3.1.15 of ISO/IEC 11801:2002]
Add a new definition 3.3 and renumber the existing definition 3.3 as 3.4.
3.3
free cable connector
connector for attachment to the free end of
...