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Video over IP. Tony Johnston Cable & Wireless Optus Principal Consultant Data & Business Services. Agenda. Evolution of Video over IP IP Data Transport Options Network QoS Requirements Video over IP services trialed by Optus Future Developments. We are Here!.

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Presentation Transcript
video over ip

Video over IP

Tony Johnston

Cable & Wireless Optus

Principal Consultant

Data & Business Services

agenda
Agenda
  • Evolution of Video over IP
  • IP Data Transport Options
  • Network QoS Requirements
  • Video over IP services trialed by Optus
  • Future Developments
evolution of video over ip

We are Here!

Evolution of Video over IP

Normal Technical Adoption Curve

%

Market

Share

Time

Early

Adoption

Mainstream

Adoption

Mature Market

ip data transport options
IP Data Transport Options
  • Core Technology - (covered by Allan)
  • Access (Tail) technology

ISDN xDSL

Frame Relay ATM

Gig Ethernet

etc…

  • Lots of Options now available
network qos requirements
Network QoS Requirements
  • Packet loss
  • Network Delay
  • Priority for Real Time data.
  • Same issues as Voice over IP

Unlimited bandwidth is not

the only Solution

video over ip tests
Video over IP Tests
  • Aim
    • As a carrier to understand the limitations and issues over core networks and platforms.
    • to compare Internet based services performance to ISDN based services.
video ip equipment used

Video IP Equipment used

  • GVT supplied
    • PictureTel 900 Videoconference system
    • PictureTel 600 Videoconference system.
    • PictureTel 330 Multiconference Unit (H.323)
    • InnoMedia IP VideoPhone (2)
slide8

Carrier Services utilised

  • Internet Services (Optus ADSL).
    • 2 Melbourne locations
    • 2 Sydney locations
  • IP Datacentre with High speed connection to Internet. (Fibre)
  • Residential Internet services
      • Optus Cable modem
      • Telstra ADSL.
slide9

Cable

Modem

[email protected]

Cisco Systems

AGS +

Bigpond ADSL

ADSL

Modem

Optus, Sydney

Optus MDC Melbourne

ADSL

Modem

Optus, Melbourne

Video-conference

Bridge

ADSL

Modem

NetAccess ADSL

2 Mb/256K

5Mb

PVC(Internet)

NetAccess ADSL

2 Mb/256K

C&W Optus Internet

NetAccess ADSL

1 Mb/256K

NetAccess ADSL

1 Mb/256K

ADSL

Modem

ADSL

Modem

GVT, Melbourne

GVT, Sydney

point to point tests
Point to Point Tests
  • Optus ADSL connected V/C units gave best performance at 128K throughput settings.
      • Capable at 256K but higher loss ratio
      • Included Netmeeting & IP Videophones
  • Residential Internet services
    • Optus Cable modem
      • PictureTel 900 - 128K quality
    • Telstra ADSL.
      • NetMeeting - 64K Quality
multipoint tests
Multipoint Tests
  • Videoconference Bridge connected and worked with all V/C units.
    • PictureTel 900 & 600 Videoconference systems, Optus ADSL and Cable modem
    • IP Video phone over Optus ADSL
    • Netmeeting over Otpus ADSL
    • Note: Telstra ADSL NetMeeting connection not tested in Mulituser session.
  • Best performance at 128K throughput settings.
future developments

Future Developments

All new Videoconference products are supporting functional IP based services.

Carriers to consider implementing a Public Video IP network and ISDN Gateway links.

summary
Summary
  • Latest versions of Videoconference devices are reliable and functional for IP.
  • Dedicated IP-VPN networks provide required QOS for a Video over IP Service
  • Internet services work, but are not yet of reliable QOS for commercial usage.
  • Future Plans for carriers may include a Video over IP Public IP-VPN and Gateway services.
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