Category Archives: Uncategorized

Is Internet RTT reliable for geolocation?

Short, short answer: nope, don’t bother. While this is probably obvious to any of you with network engineering experience, we thought we’d use RIPE Atlas to have a look into this question anyway. In the context of an ongoing conversation … Continue reading

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IETF99: QUIC, TAPS, PAN(P)RG, MAPRG, ACME, BANANA, IPPM, … a busy week in Prague!

Two weeks ago, 16-21 July 2017, the IETF returned to Prague, as it apparently does every few years now, and the MAMI project went with it. As with last summer’s IETF (96, in Berlin), our meeting started a day early … Continue reading

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Joint MAMI/MONROE workshop on Mobile Network Measurements (MNM’17) held on June 20 in Dublin

On June 20, we had a joint workshop with the EU-H2020 MONROE project on Mobile Network Measurements (MNM). The workshop was held in conjunction with TMA Conference 2017 in Dublin/Maynooth which was a great fit for this workshop and our … Continue reading

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QUIC Interim WG Meeting, Paris, June 6-8

The QUIC transport protocol, developed by Google and currently under standardization in the IETF, is of central interest to our project. QUIC is an encrypted transport protocol encapsulated in UDP, as those we aim to support with our MCP; indeed, … Continue reading

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Chasing the Big NAT across Europe and the U.S. with NAT Revelio

In light of the IPv4 address scarcity problem, one approach towards prolonging the life of current IPv4 address allocations is to deploy Carrier Grade NATs (CGNs), where Internet Service Providers (ISPs) share the same public IPv4 address across multiple end … Continue reading

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What happened at IETF98 in Chicago, March 26-31?

Expecting an usual, not particular special IETF meeting, the 98th meeting two weeks ago in Chicago was actually quite exciting, in a positive sense. A lot of work, relevant to the architecture as well as measurement objectives of the MAMI … Continue reading

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Frist Prize at IETF98 Hackathon for “connection identifier” in DTLS group!

On Saturday and Sunday at the IETF there always is a Hackathon. This time at IETF-98 members of the MAMI consoritum were working on the implementation of the “connection identifier” in DTLS, a fairly recent proposal Hannes Tschofenig, Nikos Mavrogiannopoulos, … Continue reading

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Post Sockets Workshop

MAMI partner ETH Zürich hosted a small workshop last month to discuss a topic central to our vision: how to move network programming beyond the 1980s-era BSD sockets API.  The workshop had two main goals. First, to sync up and share concepts … Continue reading

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Path Transparency Observatory (PTO) goes live!

One of the core objectives of the MAMI project is to perform measurements and collect measurement data that can help to quantify middlebox impairments on the Internet. While various impairments on different layers of the protocol stack have been detected … Continue reading

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Technical Plenay in Seville

On Feb 7/8 the MAMI project met in Seville for the third technical plenary meeting. Besides the great Spanish food and tapas crawl organized and guided by our technical project coordinator Diego Lopez, we made good progress on the technical … Continue reading

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