Easily Deployable A4 Wireless Mesh Networks

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eA4Mesh Final Dissemination Event, http://www2.unine.ch/files/content/sites/HGS-NEUCH2013/files/program/program_draft.pdf

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Easily Deployable A4 Wireless Mesh Networks

  1. 1. eA4Mesh Final Dissemination EventEasily Deployable A4Wireless Mesh Networks (eA4-Mesh)Torsten Braun, Universität Bern, Switzerlandbraun@iam.unibe.ch, a4-mesh.unibe.ch
  2. 2. Overview> Introduction— Partners (e)A4-Mesh— A4-Mesh Network Scenarios— A4-Mesh Objectives— Environmental MonitoringScenarios> A4-Mesh Activities— Crans-Montana NetworkMaintenance— UniNe Campus Extension— UniBe Tobler Deployment> eA4-Mesh Objectives0. Software Maintenance1. Automatic Antenna Alignment2. Exploring COTS Equipment3. Integration of New Users:CHYN Deployment at Emmental4. Reliable Traffic AccountingSchemes5. Scientific Data Management6. Dissemination & PublicationsNeuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)2
  3. 3. Partners (e)A4-Mesh> Uni Bern— Institut für Informatik und Angewandte Mathematik— Geographisches Institut— Informatikdienste> Uni Neuchâtel— Institut d’Informatique— Service Informatique et Télématique— Centre for Hydrogeology and Geothermics> SWITCH> only A4-Mesh> only eA4-MeshNeuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)3
  4. 4. A4-Mesh Network ScenariosNeuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)41. EnvironmentalMonitoring2. Campus NetworkExtension
  5. 5. A4-Mesh Objectives> Authentication and Authorization of1. wireless mesh nodes entering the wireless mesh network2. mobile users accessing the Internet via the wireless mesh network(using SWITCH AAI mechanisms)> Accounting of traffic generated by1. mesh nodes and sensors2. individual mobile users(for charging and monitoring purposes)> Auditing functions— detect inconsistent or erroneous node states— perform recovery mechanisms or trigger alarms> Pilot networks at1. Crans-Montana (and Emmental in eA4-Mesh)2. Bern and Neuchâtel University campusesNeuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)5
  6. 6. Environmental Monitoring ScenariosNeuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)6A4-MesheA4-Mesh
  7. 7. A4-Mesh Topology at Crans-MontanaSionSierreNeuchâtel, April 5, 2013 7Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)xxx
  8. 8. A4-Mesh Weather Stations and Sensorswind velocity &directionair temperature &relative humiditysolar radiationrainfallNeuchâtel, April 5, 2013 8Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)
  9. 9. Crans-Montana Network Maintenance> Removal/relocation of nodes (4a, 4b, 1a / 8)> Energy measurements on mesh nodesNeuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)9
  10. 10. UniNe Campus ExtensionNeuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)10> Development of an Ethernet Bridge using Alix mesh nodes> Integration of bridge into switching infrastructure of University of Neuchâtel
  11. 11. UniNe Campus ExtensionNeuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)11Alix Box + Lanbowan AntennaUniMail Campus Lac
  12. 12. UniBe Tobler DeploymentNeuchâtel, April 5, 2013 12Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)
  13. 13. UniBe Tobler Deployment> Temporary deployment and usage bystudents> Solar panel did not produce enoughenergy.> Future solutions— Better solar panels— Energy saving algorithmsNeuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)13
  14. 14. eA4-Mesh ObjectivesUsable and sustainable deployment of real outdoor WMNs1. Automatic antenna alignment systems2. Exploring commercial off-the-shelf (COTS) equipment3. Integration of new users4. Reliable traffic accounting schemes5. Scientific data management6. Documentation and disseminationNeuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)14
  15. 15. 0. Software Maintenance> Refinement and improvement(kernel updates, bug fixes)of software package forauthentication & authorizationincluding user documentation.> Integration of softwarepackages for authentication,authorization, accounting andmonitoring functions.Neuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)15
  16. 16. 1. Automatic Antenna Alignment> Motivation— Severe challenges with manualantenna alignment duringCrans-Montana deployment— Frequent readjustment due tobad weather conditions> Solution— Development of automaticantenna alignment systembased on electro-motorsNeuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)16
  17. 17. 2. Exploring COTS EquipmentNeuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)17Ubiquity Nano M5Proxim QB-8150Ubiquity Rocket M5 TitaniumAirMax Sector Antenna
  18. 18. Exploring COTS Equipment> Throughput between 2 buildings (900 meters)> Comparison (opinion score)Neuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)18
  19. 19. 3. Integration of New Users> Another WMN deployment to support hydrology researchers— Research group of Prof. Hunkeler(Centre dhydrogéologie et de géothermie, Uni Neuchâtel, CHYN)— WMN deployment at EmmentalNeuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)19
  20. 20. Emmental WMN Deployment Preparation> Technical and organisationalplanning of Emmental WMNdeployment— Material— Network planning— Rendezvous with land owners— …Neuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)20
  21. 21. Installation in EmmentalAebniteggWaterpumpstationAeschauRiverSensorsRiver SensorsNeuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)21
  22. 22. AebnitteggNeuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)22
  23. 23. AeschouNeuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)23
  24. 24. RiverNeuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)24
  25. 25. 4. Reliable Traffic Accounting SchemesNeuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)25
  26. 26. Reliable Traffic Accounting Scheme> ns-2 simulation of scheme> Preliminary results for TCP traffic.Neuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)26Download UploadNetwork topology:
  27. 27. 5. Scientific Data Management> Zabbix monitoring infrastructure to gather scientific sensor data> Solution requires— sensors compatible with Linux— interface (reader) between Logger and Zabbix Agent> Zabbix Web Interface shows detailed environmental plots.Neuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)27
  28. 28. 6. Dissemination and Publications> M. Anwander, T. Braun, A. Jamakovic, Th. Staub: Authentication andAuthorisation Mechanisms in Support of Secure Access to WMNResources, Fourth IEEE International Workshop on Hot Topics in MeshNetworking, San Francisco, June 25, 2012> A. Jamakovic, D. Dimitrova, M. Anwander, T. Macicas, T. Braun, B.Nyffenegger: Real-World Energy Measurements of a Wireless MeshNetwork, Energy Efficiency in Large Scale Distributed SystemsConference, COST Action IC 0804, Vienna, April 22-24, 2013> A. Jamakovic et al.: Wireless Mesh Network for EnvironmentalResearch, Special Magazine on AAA/SWITCH, 2013> A. Jamakovic et al.: A4-Mesh: Connecting Remote Sites, SWITCHJournal, March 2012, pp. 15-17> E. Schiller, P. Kropf: Réseaux maillés sans fil pour lenseignementsupérieur, market.ch, October 2012Neuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)28
  29. 29. Thanks for your Attention> More information: http://a4-mesh.unibe.ch— Sensor data— Web camNeuchâtel, April 5, 2013Torsten Braun: Easily Deployable A4 Wireless Mesh Networks (eA4-Mesh)29

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