Bergs, Johan

Carels, David

Demeester, Piet

Moerman, Ingrid

Van de Velde, Erwin

Vandenberghe, Wim

English

Ghent University Academic Bibliography

IBCN, INTEC Broadband Communication Networks • www.ibcn.intec.ugent.be INTEC, Department of Information Technology • Gaston Crommenlaan 8 bus 201, 9050 Gent, BelgiumDevelopment of Vehicular Ad Hoc Network Routing Protocols using the Click Modular RouterWim Vandenberghe, David Carels, Johan Bergs, Erwin Van de Velde, Ingrid Moerman, Piet Demeesterwim.vandenberghe@intec.ugent.be • www.ibcn.intec.ugent.beMobile router architectureCombination of three different types of communication technology Dedicated Short Range CommunicationCEN DSRCIEEE 802.11p, CALM-M5CALM-IR, CALM-MMIEEE 802.15.4 (ZigBee)Wide Area NetworkGSM/GPRS, EDGEUMTS, HSPA, LTEWiMAX, MBWA Digital BroadcastRDS-TMCDABDVB-T, DVB-HMBMSIntelligent Transport SystemsIntelligent Transport Systems (ITS): ICT systems that enable amore efficient and safer traffic through the use of a wide range ofdiverse technologies.Cooperative Systems: ITS applications that rely on vehicle-to-vehicle (V2V) and local vehicle-to-infrastructure (V2I) communicationto increase the quality of information about the road conditions andother vehicles in their immediate environment.Applications: e.g. traffic jam detection, obstacle warning, ghostdriver alert, slippery surface announcements, emergency vehiclewarnings, rerouting of traffic in case of incidents, etcetera.Benefits: important social relevance, both on the level of theenvironment, mobility and traffic safety.Developed research environmentCommunication architectureIEEE 802.11p / CALM-M5Low node density  low delay, high reliabilityHigh density  higher delay, low reliabilityUnacceptable for critical safety applicationsDue to saturation of the wireless mediumPossible solutionsMore efficient VANET routing protocolsMore efficient VANET broadcast protocolsOptimization of QoS mechanisms on MAC layerCross-layer optimizations Scalability problemCALM User Services / ApplicationsCIIEEE802.11pM-SAPC-SAPManagement Information Base (MIB) CALM FASTC-SAPN-SAPCALM networking layerPhysical / Data Link Layer...IPv6InternetNon-CALM-awareCALM FASTT-SAPCIUMTS / GPRSCIEthernet LANCIEthernet WANGeo-routing (map-info)T-SAPIMEM-SAPNMEN-SAPCMEA-SAPCALMIP-basedCALM ManagementCALM service layerT-SAPA-SAPCALM routerGeo-routing (no map-info)CALM hostNS-2Network simulatorClick Modular RouterSUMO Traffic SimulatorNSClickTraNSALIX HardwareIndoor Wireless TestbedIn-vehicle TestsSimulationReal life validationFocus: IPv6 VANET networking protocolsClick implementationAthdescEncapFromHost(fake0)Classifier(...)ARP QueriesOthersIP6ND Advertiser (0.0.0.0 ...)To ToHostFromdevice(eth0)Classifier(...)ARP QueriesARP ResponsesIPIP6ND Advertiser (1.0.0.1 ...)To QueueTo IP6NDSolicitorPaint(1)Strip(14)CheckIP6Header(...)GetIP6Address(16)LookupIP6Route(...)EtherEncap (...)ToHost(fake0)DropBroadcastsPaintTee(1)DecIP6HLIMIP6Fragmenter(1500)ICMP6Error redirectICMP6Error TTL expiredICMP6Error must fragIP6NDSolicitor (1.0.0.1,…)From ClassifierQueueToDevice(eth0)Fromdevice(ath0)DropBroadcastsPaintTee(2)DecIP6HLIMIP6Fragmenter(1500)ICMP6Error redirectICMP6Error TTL expiredICMP6Error must fragQueueToDevice(ath0)Host Linux Stack LAN (DHCP server linux stack) WAN (PPP connection linux stack)Classifier(...)ARP QueriesARP ResponsesIPIP6ND Advertiser (2.0.0.1 ...)To QueueTo IP6NDSolicitorPaint(2)Fromdevice(ath0)WLAN AP (AP + DHCP server  linux stack)Classifier(...)ARP QueriesARP ResponsesIPARP responder (4.0.0.1 ...)To Queue To ARPQuerierPaint(4)DropBroadcastsPaintTee(4)IPGWOptions (4.0.0.1)FixIPSrc(4.0.0.1)DecIPTTLIPFragmenter(1500)ICMPError redirectICMPError bad paramICMPError TTL expiredICMPError must fragQueueToDevice(ath0)Fromdevice(ath1)VANET (ath monitor mode, using atheros descriptors)AthdescDecapFilterPhyErrFilterTXWifiDupeFilterWifiDecapHostEtherFilterClassifier(...)ARP QueriesARP ResponsesIPARP responder (5.0.0.1 ...)To QueueTo ARPQuerierPaint(5)Strip(14)WAVE broadcastDropBroadcastsPaintTee(5)IPGWOptions (5.0.0.1)FixIPSrc(5.0.0.1)DecIPTTLIPFragmenter(1500)ICMPError redirectICMPError bad paramICMPError TTL expiredICMPError must fragQoS ClassifierTodevice(ath1)To CheckIPHeader SetTXRateSetTXPowerWifiEncapTo RadixIPLookupQueue1Queue2Queue3Queue4PrioSchedSetup parameters compatible with 802.11p using iwprivCALM FAST implement.Geo MapGeo-rout. with maps implement.Geo no-mapGeo-rout. no maps implement.Routes can be added and updated by other elements using function calls of LookupIP6RouteGPS deviceGPSDSocket (tcp,1.2.3.4,2947)CALM ManagementDiscardThe CALM Management element provides a read handler that contains current GPS data. When called, it gets this data from the GPSD socket of the systemIP6NDSolicitor (2.0.0.1,…)From Classifier

Development of vehicular ad hoc network routing protocols using the click modular router

https://biblio.ugent.be/publication/997822/file/997827.pdf

Development of vehicular ad hoc network routing protocols using the click modular router

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Ghent University Academic Bibliography