The Remote Peering Jedi

November 11th, 2016 by Josh Polterock

During the RIPE 73 IXP Tools Hackathon, Vasileios Giotsas, working with collaborators at FORTH/University of Crete, AMS-IX, University College, London, and NFT Consult, created the Remote Peering Jedi Tool to provide a view into the remote peering ecosystem. Given a large and diverse corpus of traceroute data, the tool detects and localizes remote peering at Internet Exchange Points (IXP).

To make informed decisions, researchers and operators desire to know who has remote peering at the various IXPs. For their RIPE hackathon project, the group created a tool to automate the detection using average RTTs from the RIPE Atlas’ massive corpus of traceroute paths. The group collected validation data from boxes inside the three large IXPs to compare to RTTs estimated via Atlas. The data suggests possible opportunities for Content Distribution Networks (CDN) to improve services for smaller IXPs. The project results also offer insights into how to interpret some of the information in PeeringDB. The project further examined how presence-informed RTT geolocation can contribute to identifying the location of resources. These results help reduce the problem space by exploiting the fact that the IP space of a given AS can appear where the AS has presence.

For more details, you can watch Vasileios’ presentation of the Remote Peering Jedi Tool. Or, visit the remote peering portal to see the tool in action.

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