1. Network Description Language Update Jeroen van der Ham System and Network Engineering Research Group Universiteit van Amsterdam

2. 2 Outline Current Provisioning Network Descriptions NDL Recap Tools for NDL

3. 3 Current Control Plane

4. 4 Current Provisioning Process

5. 5

6. 6 Ultimate Goal of GLIF

7. 7 Network Descriptions - GLIF

8. 8 Network Descriptions - GOLE

9. 9 Network Descriptions - iGrid

10. 10 Network Description Language

11. 11 NDL Example

12. 12 NDL Generator

13. 13 NDL Generator (ctd.) http://trafficlight.uva.netherlight.nl/NDL-Demo/

14. 14 NDL Generator Result

15. 15 NDL Validator

16. 16 NDL Visualisation

17. 17 NDL Visualisation (ctd.)

18. 18 GOLE Descriptions

19. 19 GOLE Descriptions (ctd.)

20. 20 Enhanced Visualisation

21. 21 Six easy steps to NDL GLIF 1.Generate description of the exchange point 2.Publish description on a webserver 3.Send URL of description to KevinKevin 4.URL is posted on GLIF Resources site 5.For each external connection: Once relevant description is available, update your description to link to theirs Conctact them to do the same 6.Periodically, the interactive map will be updated to show results

22. 22 Future Research Path finding in GLIF Network Abstractions Multi-Layer Network Descriptions Implementation –DRAGON –Phosphorous –…

23. 23 References http://www.science.uva.nl/research/ sne/ndl/http://www.science.uva.nl/research/ sne/ndl/ http://trafficlight.uva.netherlight.nl/N DL-demo/http://trafficlight.uva.netherlight.nl/N DL-demo/ http://staff.science.uva.nl/~vdham/ NDL/googlemap.htmlhttp://staff.science.uva.nl/~vdham/ NDL/googlemap.html

24. 24 NDL Web Services

25. 25 NDL Web Services - Result