Overview
SIST EN 300 261 V1.3.1:2005 is a Slovenian national standard that directly adopts and modifies the international standard ISO/IEC 13869:2003. It defines the inter-exchange signalling protocol for the Call Transfer supplementary service within Private Integrated Services Networks (PISN). This standard is part of the broader ECMA and ETSI telecommunications standard series and is crucial for ensuring interoperability and standardized communications in private telephone networks.
The document outlines the QSIG (PSS1) signalling protocol used between exchanges in a PISN to facilitate call transfer functionality, enabling users to transfer calls in a seamless and standardized manner. By following this protocol, organizations can achieve reliable and efficient call management across diverse telecommunication systems.
Key Topics
- Private Integrated Services Network (PISN): Focuses on privately operated telecommunication networks designed to provide digital services within organizations.
- Inter-exchange Signalling Protocol: Specifies the methods and rules for communication between network exchanges to execute the call transfer supplementary service.
- Call Transfer Supplementary Service: Detailed requirements and behaviours for transferring active calls between network users, supporting flexible internal and external communication.
- QSIG (PSS1) Protocol: Establishes QSIG as the principal protocol for inter-exchange signalling within PISN, building on ISDN standards and supporting a wide range of supplementary services.
- International and European Harmonization: Endorses ISO/IEC 13869 while aligning references to relevant ETSI and ECMA standards, promoting consistency in telecommunications across Europe.
- Standard Maintenance and Modifications: Provides updates and specific modifications to the referenced ISO/IEC standard, ensuring compatibility with European implementation requirements.
Applications
Implementing the guidelines and protocols defined in SIST EN 300 261 V1.3.1:2005 offers practical value in a variety of organizational environments:
- Corporate and Enterprise Networks: Enables seamless internal call transfers, supporting dynamic and collaborative business communications.
- Telecommunications Equipment Vendors: Standardizes signalling protocols to simplify the development and integration of PBX systems and call transfer features.
- Service Providers: Ensures compatibility across multi-vendor and multi-site PISNs, facilitating unified communication services for enterprise clients.
- Network Integrators: Provides a robust framework for configuring inter-exchange connections and troubleshooting inter-operability issues between different telephony systems.
- IT and Telecom Administrators: Delivers clear guidelines for deploying and managing call transfer functions while ensuring compliance with international standards.
Related Standards
SIST EN 300 261 V1.3.1:2005 interacts with and references several related telecommunications and PISN standards, including:
- EN 300 189: Addressing in Private Integrated Services Network (PISN)
- EN 300 172: Circuit-mode basic services in PISN
- EN 300 171: Service description and functional capabilities for 64 kbit/s bearer services
- ETS 300 475-1: Reference configuration for Private Telecommunication Network exchanges
- EN 300 239: Generic functional protocol for supplementary services
- EN 300 260: Functional models and information flows for the call transfer supplementary service
- EN 300 238: Name identification supplementary service protocol
- EN 300 257: Call diversion supplementary service protocol
- EN 300 259: Path replacement additional network feature
These standards collectively support comprehensive, compatible, and flexible telecommunication services in private networks by ensuring all aspects of signalling and functionality are addressed in a harmonized manner.
By aligning with SIST EN 300 261 V1.3.1:2005, organizations and vendors ensure their PISN systems deliver consistent call transfer functionality, meet international compliance requirements, and support seamless integration into modern digital communication environments.