network description language update

Network Description Language Update

Jeroen van der HamSystem and Network Engineering

Research GroupUniversiteit van Amsterdam

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Outline

•Current Provisioning•Network Descriptions•NDL Recap•Tools for NDL

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Current Control Plane

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Current Provisioning Process

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Current Provisioning Process

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Ultimate Goal of GLIF

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Network Descriptions - GLIF

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Network Descriptions - GOLE

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Network Descriptions - iGrid

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Network Description Language

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NDL Example

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NDL Generator

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NDL Generator (ctd.)

http://trafficlight.uva.netherlight.nl/NDL-Demo/

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NDL Generator Result

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NDL Validator

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NDL Visualisation

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NDL Visualisation (ctd.)

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GOLE Descriptions

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GOLE Descriptions (ctd.)

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Enhanced Visualisation

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Six easy steps to NDL GLIF

1. Generate description of the exchange point

2. Publish description on a webserver3. Send URL of description to Kevin4. URL is posted on GLIF Resources site5. For each external connection:• Once relevant description is

available, update your description to link to theirs

• Conctact them to do the same6. Periodically, the interactive map will

be updated to show results

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Future Research

•Path finding in GLIF•Network Abstractions•Multi-Layer Network Descriptions

•Implementation–DRAGON–Phosphorous–…

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References

•http://www.science.uva.nl/research/sne/ndl/

•http://trafficlight.uva.netherlight.nl/NDL-demo/

•http://staff.science.uva.nl/~vdham/NDL/googlemap.html