Written by: Jan Rådemar and Ratko Vukovic

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The use of the mobile Internet is expected to escalate. Businesses will rely more heavily on communication infrastructure and services provided by public carriers. Network and information systems will mean the difference between business success and failure. That is why the industry is setting standards for business-critical applications through user-driven service-level agreements that establish committed levels of network and application availability and responsiveness.

End-to-end (E2E) service performance and quality of service will be two of the major parameters that differentiate service providers in the mobile Internet marketplace. To understand the problems and to be in a position to propose a concept for developing a management solution, Ericsson has analyzed the most important aspects of end-to-end service-performance assurance.

[First published in Ericsson Review no. 03, 2001]