- WiMAX Introduction
- ISP-I™ WiMAX
- VoIP over WiMAX
- End User Software
- End User Hardware
ISP-I for WiMAX Features
Platform Analysis Support for:- 802.16d
- 802.16e
- WiBRO
All supported frequencies
- 2.1 Ghz, 2.3 Ghz ... 5.8 Ghz
Features
- Real-time end-to-end service delivery information
- Trend Testing - Characterise the network performance at different times of the day, week, or month.
- Centralised management and real-time availability, alerting and reporting of all tests
- Benchmark performance against competing networks & access technologies
- ITU standards-based reporting
WiMAX Voice Quality Testing
IF your customers are experiencing Voice quality issues across your WiMAX network then ISP-I for WiMAX will help you to quickly identify and resolve the problems. Our test and measurement of voice quality includes both IP and RF characteristics and also measures MOS - what an end user actually thinks of the experience.
ISP-I for Voice over WiMAX offers total Voice Quality testing & benchmarking and supports a wide range of call scenarions including:
- WiMAX Voice Calls to VoWiMAX (on & off-net)
- WiMAX Voice Calls to PSTN/POTS
- WiMAX Voice Calls to Mobile (CDMA, UMTS, TD-SCDMA)
- WiMAX Voice Calls to SIP Services
ISP-I WiMAX - Download the Product Brochure
Static or Mobile WiMAX VoIP Probes provide real-time test measurements of your services by intitiating calls between probes & pre-defined termination points anywhere across the World. These automated test calls also enable benchmarking of voice service quality against competing network and Voice services. All data is immediately available through the online ISP-I portal:
WiMAX VoIP KPIs
- Speech Transmission - PESQ (ITU standard P.862.1)
- Voice Quality Speech Transmission
- Uplink Voice MOS (ITU P.862.1 PESQ)
- Downlink Voice MOS (ITU P.862.1 PESQ)
- Audio delay
- Volume differential
- Loss
Call Performance
- Dial Tone Delay
- Call Setup Time
- Call Duration
- Dropped Calls
CODEC Support includes:
| CODEC | Characteristics |
|---|---|
| AMR (Adaptive Multi-Rate) | 4.75 to 12.2 kbps |
| GIPS Family | 13.3 Kbps and up |
| GSM | 13 Kbps (full rate), 20ms frame size |
| iLBC | 15Kbps,20ms frame size: 13.3 Kbps, 30ms frame size |
| ITU G.711 (alaw/ulaw) | 64 Kbps |
| ITU G.722 | 48/56/64 Kbps ADPCM 7Khz audio bandwidth |
| ITU G.722.1/C | 32 Kbps, a Polycom extension, 14Khz audio bandwidth |
| ITU G.722.2 (AMR-WB) | 6.6Kbps to 23.85Kbps |
| ITU G.723.1 | 5.3/6.3 Kbps, 30ms frame size |
| ITU G.726 | 16/24/32/40 Kbps |
| ITU G.728 | 16 Kbps |
| ITU G.729 | 8 Kbps, 10ms frame size |
| Speex | 2.15 to 44.2 Kbps |
| LPC10 | 2.5 Kbps |
| DoD CELP | 4.8 Kbps |
Powerful real-time Voice quality reporting
