Transcript SIP aND M2M
Case Studies in M2M Sasha Ruditsky CTO TBU RADVISION Agenda • SIP in Telecom • SIP and M2M • Case studies – SIP and Cars – SIP in Railroad infrastructure SIP IN TELECOM SIP – The PSTN Alternative Rich Multimedia Presence and IM SIP AND M2M SIP Events Mechanism Keeping up to date Subscribing for events Device A Event Server SUBSCRIBE Subscribing for events Device A Event Server SUBSCRIBE 200 OK Subscribing for events Device A Event Server SUBSCRIBE 200 OK NOTIFY 200 OK Subscribing for events Device A Event Server SUBSCRIBE 200 OK NOTIFY 200 OK event NOTIFY 200 OK Subscribing for events Device A Event Server Device B SUBSCRIBE 200 OK NOTIFY 200 OK PUBLISH NOTIFY 200 OK 200 OK CASE STUDIES Transportation • The need – In-vehicle monitoring – Traffic management – Emergency situation reporting • Most new cars already have an IP address and are connected to IP network Transportation: OnStar • OnStar connects cars to NENA • NENA employs SIP to deliver location and presence information from vehicle to PSAP Transportation: SIP event package for vehicle info Internet draft (draft-singh-simple-vehicle-info-01) <?xml version="1.0" encoding="utf-8" ?> <vehicle-info xmlns="urn:ietf:params:xml:ns:vehicle-info" entity="sip:[email protected]" state="full" version="1111111111" > <vehicle-state> <status>open</status> <ignition>on</ignition> <fuel unit="gallon">3.0</fuel> <temperature unit="F">68</temperature> <passengers>3</passengers> <airbags>closed</airbags> </vehicle-state> <vehicle-diagnostics> <obdii DTC="P0120">Throttle Switch Malfunction</obdii> <obdii DTC="P1390">Timing Belt Skipped a Tooth</obdii> <obdii RTData="EngineCoolantTemp" unit="F">20</obdii> <obdii RTData="VehicleSpeed" unit="Miles">55</obdii> <obdii RTData="EngineRPM" unit="RPM">3257</obdii> </vehicle-diagnostics> </vehicle-info> Railroads • The need: Communicate and control tracks and trains from different vendors • Solution: – Use SIP for communication – Employ specialized events packages Railroads SIP communication concept Back office Home Network Foreign Network SIP Locomotive 19 Wayside Devices Railroads: Communication example Railroads: Multiple devices, multiple networks In Conclusion • SIP is not only for telecom • SIP event mechanism can be used for M2M communication • Car, trains communicate using SIP • Any IP devices can communicate using SIP • Voice and Video is the bonus in such communication A BIT ABOUT RADVISION Who is RADVISION THE INDUSTRY’S EXPERT IN VISUAL COMMUNICATIONS RADVISION is the leading provider of core technologies, products and solutions that enable unified multimedia communications over IP, 3G and emerging next generation IMS networks. Technology Business Unit Mission To be the first choice for developers of IP Voice and Video Communications Solutions with innovative, high quality products and services Questions?