WISEBED –  Experimental Facilities for Wireless Sensor<br />Stefan Fischer<br />Institute of Telematics, University of Lüb...
WISEBED<br />Internet<br />2<br />Lübeck<br /><ul><li>As of today, isolated testbeds exist across Europe
WISEBED
Infrastructure of interconnected testbeds (9 sites, >1500 nodes)
Heterogeneous hardware setup (>8 platforms)
Federation of distributed test laboratories</li></ul>100 TelosB<br />500 pacemates<br />100 iSense<br />20 Acer Netbooks<b...
WISEBED<br />3<br /><ul><li>Deploy large numbers of heterogeneous sensor nodes
Different types of sensors, topologies and environments
Evaluation and test of algorithms and protocols at large scale
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4a+b S. Fischer Wisebed

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4a+b S. Fischer Wisebed

  1. 1. WISEBED – Experimental Facilities for Wireless Sensor<br />Stefan Fischer<br />Institute of Telematics, University of Lübeck<br />http://www.itm.uni-luebeck.de<br />
  2. 2. WISEBED<br />Internet<br />2<br />Lübeck<br /><ul><li>As of today, isolated testbeds exist across Europe
  3. 3. WISEBED
  4. 4. Infrastructure of interconnected testbeds (9 sites, >1500 nodes)
  5. 5. Heterogeneous hardware setup (>8 platforms)
  6. 6. Federation of distributed test laboratories</li></ul>100 TelosB<br />500 pacemates<br />100 iSense<br />20 Acer Netbooks<br />10 Roombas + iSense<br />
  7. 7. WISEBED<br />3<br /><ul><li>Deploy large numbers of heterogeneous sensor nodes
  8. 8. Different types of sensors, topologies and environments
  9. 9. Evaluation and test of algorithms and protocols at large scale
  10. 10. Operate testbeds to collect traces of data from the environment
  11. 11. Derive models of real-life situations and scenarios for simulations
  12. 12. Evaluate the performance of algorithms and systems
  13. 13. Draw conclusions on their operation and how it can be improved
  14. 14. Interconnect these testbeds via the Internet
  15. 15. Virtual unifying laboratory for testing and benchmarking
  16. 16. Remote access to reduce the need for local, private testbeds
  17. 17. Define a standard (OFA – Open Federation Alliance)
  18. 18. Develop a software library (WISELIB)
  19. 19. Turn existing theoretical results into software
  20. 20. Provide a repository of algorithms, mechanisms and protocols</li></ul>WISEBED <br />
  21. 21. WISEBED Virtual Unifying Laboratory <br />4<br />Testbed Portal Servers at<br />each WISEBED Partner Site<br />Overlay Software running on the Portal Server<br />Each WISEBED Partner maintains its own testbed with different hardware equipment and setup <br />Overlay <br />Network<br />Users connect to a single testbed directly using Web Services defined by the OFA standard<br />Users connect to the federatedtestbed using the Web Services defined by the OFA standard via the Overlay Network<br />TUD<br />TUBS<br />UBERN<br />UPC<br />UZL<br />ULANC<br />FUB<br />UNIGE<br />CTI<br />
  22. 22. Example: Hardware at Universität zu Lübeck<br />Stationarysensornode deployment<br />60 iSense, Pacemate, and TelosB each<br />Temperature, humidity, light, Passive Infrared (PIR), and accelerometer<br />Mobile sensornode deployment<br />10 iSense and Roomba robot<br />1 Lego Mindstrom NXT robot<br />Touch, cliff, and dirt<br />Outdoor sensor node deplyoment<br />35 iSensor nodes with solar recharge<br />5<br />
  23. 23. User: coalesenses GmbH<br />Manufacturer of hardware and software for wireless sensor networks<br />One current project: Implementation of an IPv6 stack<br />Ethernet / IEEE 802.15.4<br />6loWPAN / 6loWPAN neighbor discovery / DymoLow routing<br />IPv6 / ICMPv6 / IPv6 neighbor discovery / Dymo routing<br />UDP<br />Constrained Application Protocol (CoAP)<br />6<br />
  24. 24. Scenario<br />7<br />2001:638:70A:B069::/64<br />IPv6 / 6LowPAN WSN<br />Internet<br />2001:638:70A:B068::/64<br />IPv6 LAN<br />
  25. 25. Results: Ping delay<br />8<br />
  26. 26. Conclusion<br />Easy-to-use testbed infrastructure<br />Back-end enables convenient and reliable collection of debugging data<br />convenient tools for debugging <br />Tools for programming groups of nodes <br />Large local testbed:<br />60 nodes of each type, 180 total<br />Multihop topologies possible<br />Federation of testbeds<br />Potentially more than 1000 nodes<br />Virtual topologies<br />IPv6 Evaluation<br />Improvements in stability required<br />Multihop still untested<br />Contexts are not yet distributed<br />9<br />

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