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Evt (easy VoIP Tester)

Evt (easy VoIP Tester). Who is Nextragen?. Provider of software-based measurement solutions to test and ensure the quality of Next Generation Networks VoIP Video IPTV Modular portfolio Continuous and flexible e nd-to-end quality testing in networks.

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Evt (easy VoIP Tester)

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  1. Evt (easy VoIP Tester)

  2. Who is Nextragen? • Provider of software-based measurement solutions to test and ensure the quality of Next Generation Networks • VoIP • Video • IPTV • Modular portfolio • Continuous and flexible end-to-end quality testing in networks • Testing, Monitoring and Analysing the network quality from the • technician's point of view − Quality of Service (QoS) • user‘s point of view − Quality of Experience (QoE) • 100 per cent“Made in Germany“ • Global sales through a network of certified partners

  3. NEXTRAGEN Solutions Secure NGN Investments! Monitoring Testing Analysing • Monitoring of NGN infrastructures for constant testing, reporting and securing of SLA quality • Proactive detection and notification of network errors • Active alert in case of network problems to avoid failures at user level • Readiness checks to prepare and secure investments into NGN • Testing and analysis ofNGN infrastructures after implementation • Quick analysis of errors und quality shortcomings during operation • Precise identification and localisation of network problems • Immediate restoration of QoS Avoid follow-up costs Plan and secure network quality Secure network performance

  4. eVT – Our Field Service Testing Solution eVT is the ideal software for field-service applications to • Measure the end-to-end voice quality via PESQ of hybrid VoIP infrastructures • Test and analyse NGN connections • Save costs by installing eVT on existing standard hardware (service notebooks) • Avoid additional investment into proprietary hand-held testers eVT allows for • Significantly reducing reaction and recovery times • Decreasing costs during field service • Optimising service procedures

  5. eVT – Non-Proprietary Measuring Solution • Easy and intuitive user interface • Storage, documentation and illustration of all measured connections • Active testing of end-to-end voice quality using the PESQ|Server • Various VoIP tests to analyse ping and trace route and more • Various VoIP test modes • Delay • Loop • File • PESQ test

  6. eVT – Visibility of Network Operation Example of a report • Clear and easy-to-understand illustration of test results using • Tables • Graphics • Traffic light function • eVT‘s ReportingTool • Output of measuring results in PDF • Creating of user-specific reports • Technical data • Service-related data for the management Evaluation of RTP sessions via R-factor/MOS according to the E-model (ITU-T Rec. G.107)

  7. eVT Features • VoIP codecs • G.711 a-/µ-law • G.721 • G.723.1 • G.726 16/24/32/40 • G.729a • GSM • iLBC • Measured network parameter • DeltaT (min/avg/max) • Jitter (min/avg/max) • Packet loss • Delay • Telephone book function • Evaluation models • E-model (ITU-T Rec. G.107) • R-factor / MOS-CQE • PESQ (ITU-T Rec. P.862)* • PESQ / MOS-LQO • VoIP protocols • RTP • RTCP • SIP • SDP • STUN • Further IP tests • Ping • Trace route • HTTP download • FTP down and up load • Static jitter buffer * Optional in connection with PESQ|Server

  8. eVTin a Nutshell • Easy handling • Quick Rollout • eVT installed on PCs to avoid proprietary testers and save costs ...make eVT the ideal software for field-service applications • Testing of end-to-end voice quality via PESQ • Testing and analysis of NGN connections

  9. Products by Nextragen • TraceSim • Simulation of real UC traffic • Proactive measuring of tend-to-end quality of VoIP and video services • Automated tests and alert functions • Clear and concise reporting Call generator for VoIP and video • Trace View • Clear and structured representation of VoIP and IPTV traffic • Testing and evaluation of quality at network nodes • Function allowing the tapping of RTP streams can be deactivated to comply with data protection rights VoIP and IPTV analyser • eVT • Software-based VoIP tester • Use of service notebooks instead of proprietary hand-held testers to measure end-to-end quality VoIP tester suitable for field service • PESQ|Server • Allows eVT to carry out PESQ-based tests to measure the end-to-end QoE • PESQ licences are not required during measurement carried out at outdoor locations PESQ-based testing during field service • Trafficlyser NTG|Small • Remote station of TraceSim for active measuring of end-to-end quality • Remotely configurable • Ideal for field-service applications Hardware remote station of TraceSim

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