Network Description Language Update

Jeroen van der HamSystem and Network Engineering

Research GroupUniversiteit van Amsterdam

2

Outline

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

3

Current Control Plane

4

Current Provisioning Process

5

Current Provisioning Process

6

Ultimate Goal of GLIF

7

Network Descriptions - GLIF

8

Network Descriptions - GOLE

9

Network Descriptions - iGrid

10

Network Description Language

11

NDL Example

12

NDL Generator

13

NDL Generator (ctd.)

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

14

NDL Generator Result

15

NDL Validator

16

NDL Visualisation

17

NDL Visualisation (ctd.)

18

GOLE Descriptions

19

GOLE Descriptions (ctd.)

20

Enhanced Visualisation

21

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

22

Future Research

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

•Implementation–DRAGON–Phosphorous–…

23

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