SIST EN 301 029-2:2000

Overview

SIST EN 301 029-2:2000 defines the network node interface specification for point-to-multipoint call and connection control within Broadband Integrated Services Digital Network (B-ISDN) environments. Developed by SIST and harmonized with ITU-T Recommendation Q.2722.1 (1996), this European Standard is part of a broader series focusing on the B-ISDN User Part (B-ISUP), particularly leveraging Signalling System No.7 (SS7) protocols.

The standard facilitates consistent and interoperable signalling for telecommunications networks, ensuring network devices from different manufacturers can efficiently manage point-to-multipoint communications, which are vital for modern broadband services.

Key Topics

• B-ISDN: Supports high-bandwidth integrated services for digital networks, enabling the convergence of voice, video, and data.
• Signalling System No.7 (SS7): An international standard for telecommunications signalling, providing a robust framework for call setup, routing, and management.
• B-ISDN User Part (B-ISUP): Defines signalling procedures and protocols specific to B-ISDN, extending the capabilities of SS7.
• Network Node Interface (NNI): Specifies the interface between network nodes, focusing on point-to-multipoint scenarios where a single connection is established between one transmitting endpoint and multiple receiving endpoints.
• Point-to-Multipoint Call/Connection Control: Addresses the establishment, maintenance, and release of calls or connections involving multiple destinations.

Applications

The specifications provided by SIST EN 301 029-2:2000 are crucial in several practical telecommunications scenarios:

• Broadband Network Deployment: Facilitates the implementation of advanced B-ISDN features, delivering scalable voice, video, and data services.
• Carrier and Operator Interconnect: Ensures interoperability between carrier networks and equipment from different vendors by defining clear network node interface requirements.
• Service Providers: Supports the rollout of point-to-multipoint communications such as video conferencing, broadcast services, and multicast data distribution.
• Network Evolution: Enables smooth upgrades to broadband capabilities in legacy ISDN networks, maintaining compatibility and service continuity.

Adopting this standard helps operators optimize network performance and ensure reliable, future-ready telecommunications services.

Related Standards

SIST EN 301 029-2:2000 is part of a comprehensive suite of standards for B-ISDN and SS7 environments. Related documents include:

• EN 301 029-1: Overview of B-ISDN network node interface signalling.
• EN 301 029-3: Support for additional traffic parameters and Quality of Service.
• EN 301 029-4: State management in network node interfaces.
• ITU-T Recommendation Q.2722.1 (1996): Source for the point-to-multipoint network node interface specification.
• EN 301 029-5 to EN 301 029-7: Standards for connection negotiation, modification procedures, and address handling.
• Supporting Recommendations (Q.2723.x, Q.2724.x, Q.2725.x, Q.2726.x, Q.2727): Addressing traffic management, connection procedures, and network-generated session identifiers.

For comprehensive system development, these standards collectively ensure end-to-end interoperability and support for advanced broadband digital network services.

Keywords: B-ISDN, Signalling System No.7, SS7, B-ISUP, Network Node Interface, Point-to-Multipoint, Telecommunication Standards, Broadband Networks, ITU-T Q.2722.1, Interoperability