Resources

A dual redundant SIP service_new

Introduction The Session Initiation Protocol (SIP) eco-system: a unit of interdependent protocols functioning together within the environment of the Internet to enable multimedia communications. Matching performance in the SIP eco-system, which has grown organically, to the highly structured hierarchical system of traditional circuit switched networks,…

Achieving dual fault chassis tolerance for SS7 solutions

Introduction When deploying equipment onto public telephony networks, operators and service providers demand a minimum level of service often expressed as ‘five nines’ availability. To meet that criterion for user service accessibility, systems have to be designed with reliability and fault tolerance in mind. Continuity…

Distributed architecture for VoIP

Introduction As the initial reservations about VoIP voice quality, security and reliability fade away, this technology becomes a cornerstone of next generation, enterprise level voice-based applications and telco services. Residential VoIP is experiencing a fast market penetration and has definitely ceased to be a novel…

Implementing telco grade functionality VoIP

Introduction The facts are clear: VoIP technology has matured, inevitably leading to increased competition, especially from low cost solutions. How do equipment vendors and systems integrators survive? How do they protect the gross margins? How do they keep ahead of the competition? These dilemmas are…

Call progress analysis

Introduction Whether you call it a call centre or contact centre, it is not a new concept. Multi-channel contact centres have been around for years, and they have become a vital business tool for many organisations, playing a central part in developing customer relationships and…

A dual redundant SIP service

Introduction The Session Initiation Protocol (SIP) eco-system: a unit of interdependent protocols functioning together within the environment of the Internet to enable multimedia communications. Matching performance in the SIP eco-system, which has grown organically, to the highly structured hierarchical system of traditional circuit switched networks,…