Tony Johnston Q net 250601

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: 

Evolution of Video over IP Early Adoption Mainstream Adoption Mature Market Normal Technical Adoption Curve Time % Market Share

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: 

C&W Optus Internet GVT, Melbourne GVT, Sydney Video-conference Bridge 5Mb PVC(Internet) NetAccess ADSL 2 Mb/256K Optus MDC Melbourne NetAccess ADSL 2 Mb/256K NetAccess ADSL 1 Mb/256K NetAccess ADSL 1 Mb/256K ADSL Modem ADSL Modem ADSL Modem ADSL Modem Optus, Sydney Optus, Melbourne

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.