Distributed Measurement of VoIP Parameters

Department of Telecommunications

Budapest University of Technology and Economics

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Contents

Consortium Motivation Main objectives VoIP performance measures Equipment System plan

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Consortium Coordinator: Department of Telecommunications, Budapest

University of Technology and Economics Dr. Tien Van Do Barnabás Kálmán Csaba Király Dr. Zsigmond Mihály Zsolt Pándi

Technology center: LANeX Consulting Ltd. Tibor Székely József Kovács Miklós Szentpály

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Motivation

New applications which require QoS New network technology New approach for the operation of networks, based

on measurements

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Objectives

Distributed measurement and platform for VoIP Automatic measurement Storage of measurement results and generation of

measurement documentations Network resource allocation Monitoring SLA (Service Level Agreement)

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Objectives

Program package Remote control of the measurement process Database for the storage of measurement

configurations and measurement results Web-based user interface

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Performance measures IP network level

packet loss delay jitter

VoIP signalling Post Dialing Delay Setup Attempts

VoIP related measures MOS (Mean Opinion Score) Round Trip Delay bandwidth

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Equipment

A RADCOM Ltd. Performer family MediaPro SIPSim Qpro

Developed measurement tools SIP Echo SIP Recall

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System design

Controller GUI

Database

Skeleton

Measurementdevice

Nework