© 2013 wavecom engineering communications
© 2013 wavecom
engineering communications
© 2013 wavecom © Wavecom 2013 2
Redes Wireless
Radio Trunking
Ligações Wireless
Cobertura Wi-Fi
Radio Localização
Video-Vigilância IP
Wavecom
Comunicações Unificadas
I&D
Referências
© 2013 wavecom © Wavecom 2013 3
internet
1Gbps
10Mbps
Video Surveillance IP
Wi-Fi - outdoor
Radio trunking
3G | WiMAX | Wi-Fi
IP Networks
© 2013 wavecom © Wavecom 2013 4
Tipo de Cobertura
• Indoor;
• Outdoor.
Projectos especiais
• Coberturas Metropolitanas;
• Coberturas Integrais de
Hotéis;
• Cobertura Integral de
Aeroportos, Marinas e outros.
Serviços
• Consultoria especializada em
segurança;
• Análise de interferências
• Capacidade
• Cobertura
• Roaming....
Redes Wi-Fi
© 2013 wavecom © Wavecom 2013 5
Optimização de Redes Wireless = Engenharia + Know-how + T&M
© 2013 wavecom
Optimização ???
Concepção e Planeamento de redes wireless
Optimização de redes wireless (já instaladas...)
Site-survey para redes wireless
Instalação, Comissioning e Colocação em Serviço
Auditoria, Consultoria e Gestão de Projetos de redes wireless
Manutenção e Suporte
Engenharia
Rádio
Capacid
ade d
e Te
ste e
Medid
a,
crité
rio e
experiê
ncia
© 2013 wavecom
• Test & Measurement • Power
• Frequency
• Phase
• Time
• Protocols
• Traffic
• Boundaries • Propagation phenomena
• Interference
• Context • Device (antenna, cable, amplifier, filter,
splitter, coupler, etc)
• Equipment (AP, controller)
• Network
Capacidade de Teste e Medida
IxVeriWave
Spectrum Analyzer
Protocol Analyzer
Anechoic Chamber
Propagation Model Emulator
MW and Radio Network Analyzer
© 2013 wavecom
• WaveTest: APs-Controller evaluation
• WaveDeploy: Deployed network acceptance
• Confirm performance
• Evaluate feature and functional performance
• Ensure repeatable test criteria
• Reduce test cycles
• Replicate real world client eco systems
• Evaluate and eliminate reported field issues
© 2013 wavecom
Simple, accurate benchmark testing
• Common configuration, reporting
• PDF report summarizing test results
Provides a WLAN parallel to RFC 2544
• Benchmarking
Throughput
Packet loss
Client capacity
TCP Goodput
R vs R
Roaming
Security
Verify your performance
Design and Performance
Testing
© 2013 wavecom
WaveQoE Real-world Mix of Client Traffic
© 2013 wavecom
Measure Network Behavior Against Pre-Set SLAs
Voice
MOS > 4.2
UDP
Latency < 4 Sec
Jitter < 100 mSec
Packet Loss < 10%
FTP Goodput > 100 kbps Transfer time < 1 Sec
MPEG Video (unicast)
Delay Factor < 70 mSec
Media Loss Rate < 3%
HTTP Goodput > 500 kbps
Transfer time < 100 mSec
MPEG Video (multicast)
Delay Factor < 50 mSec
Media Loss Rate < 1%
Define required SLA’s
Traffic type Achieved SLA Pass/Fail
Voice 4.3 Pass
Unicast video DF=80 mSec
MLF=3% Fail
FTP Goodput=100 kbps
Transfer time=2 Sec Fail
HTTP Goodput=600 kbps
Transfer time=80 mSec Pass
Multicast
video
DF=40 mSec
MLF=1% Pass
UDP
Latency=3 Sec
Jitter=100 mSec
Loss=8%
Pass
View Pass/Fail per Traffic Type
System or Network
Under
Test
© 2013 wavecom
Test Mixed Clients and Contents
© 2013 wavecom
IxVeriWave
WaveDeploy: Site assessment
& acceptance tests
© 2013 wavecom
WF1101 – Golden Client Traffic Generator/Analyzer
Vs.
WF1101 = network verification like never before
© 2013 wavecom
IxTest – Wi-Fi Assessment Testing and Reporting
• Reported metrics:
• Power – RSSI
• Co-channel interference
• UDP downstream/upstream Max forwarding rate
• TCP downstream/upstream Max Goodput
• Voice MOS
• Video MDI
• Loss and jitter
• Client Roaming time (driver and OS dependent)
• Single Pass Site Survey - all measurements are conducted and recorded during a single pass
• HeatWave maps and individual measurements at every test stop available at the conclusion of site survey
© 2013 wavecom
IxTest – Wi-Fi Assessment IxTest – Wi-Fi
Assessment
What’s the signal strength? a
Is there co-channel interference? a
Is there connectivity? a What voice quality can I expect to
achieve? a
What video quality will I get? a How will a device roam between
APs? a How many users can the network
support? a What QoE will I see when the
network is loaded? a How well do different devices work
on the network a
© 2013 wavecom
Clients Under Analysis • HP 2740
• HP Mini
• Panasonic
Toughbook
• iPad
Measurements broken down by
application or service
© 2013 wavecom
Optimização ???
Concepção e Planeamento de redes wireless
Optimização de redes wireless (já instaladas...)
Site-survey para redes wireless
Instalação, Comissioning e Colocação em Serviço
Auditoria, Consultoria e Gestão de Projetos de redes wireless
Manutenção e Suporte
Engenharia
Rádio
Capacid
ade d
e Te
ste e
Medid
a,
crité
rio e
experiê
ncia
© 2013 wavecom
José Ferreira
Director Técnico
Mário Rui
Business Development Manager
Nuno Marques
Director Comercial
Contactos