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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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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! Evolution of Video over IP Normal Technical Adoption Curve % Market Share Time Early Adoption Mainstream Adoption Mature Market
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 • 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 • 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 • GVT supplied • PictureTel 900 Videoconference system • PictureTel 600 Videoconference system. • PictureTel 330 Multiconference Unit (H.323) • InnoMedia IP VideoPhone (2)
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.
Cable Modem Optus@home 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 • 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 • 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 All new Videoconference products are supporting functional IP based services. Carriers to consider implementing a Public Video IP network and ISDN Gateway links.
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.