Author Archives: Brian Trammell

About Brian Trammell

Brian Trammell is an Internet measurement and architecture geek, a senior researcher at ETH Zürich's Networked Systems Group, and a member of the Internet Architecture Board.

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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Slow going for TCP Fast Open

As part of our continued effort to measure Internet path transparency with PathSpider, we’ve taken a look at the state of deployment and potential impairments to TCP Fast Open. TCP Fast Open is an extension to TCP that allows data to be … Continue reading

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A Public Targets List

Comparability of measurements and repeatability of experiments is key to science, and active Internet measurement studies are no different. Active measurement studies need not only open descriptions of the experiment (preferably with open source code and analysis, as we use … Continue reading

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MAMI at IETF97

MAMI was represented by ETH Zürich at the 97th meeting of the Internet Engineering Task Force in Seoul. The biggest news this time around was the first meeting of the QUIC working group, which will standardize a next-generation, encrypted transport protocol … Continue reading

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MAMI at IETF96

The MAMI project was out in force at last week’s IETF 96 meeting in Berlin. The Measurement and Analysis for Protocols Research Group, founded by MAMI partner ETH and chaired by coordinator Mirja Kühlewind and external advisor Dave Plonka from Akamai, … Continue reading

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70% of popular Web sites support ECN

One of the primary goals of MAMI’s measurement work is to quantify path transparency in the Internet: how likely a given transport protocol or feature is to work on which paths, and how these features break. Earlier work by MAMI partners ETH … Continue reading

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MAMI at RIPE72

MAMI was represented at RIPE 72 in Copenhagen with two presentations by ETH. First, Mirja Kühlewind presented a possible application of MAMI’s Middlebox Cooperation Protocol (MCP) in “What if we designed measurement as a first-order service?”, an exploration of what … Continue reading

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MAMI at IETF95

IETF95 was held last week (3-8 April) in Buenos Aires, Argentina, and the MAMI project was out in force. First and foremost, project coordinator Mirja Kühlewind assumed the office of IETF Transport Area Director at the plenary meeting on Wednesday … Continue reading

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MAMI Kickoff Meeting in Zürich

The MAMI project held its first plenary meeting at the Networked Systems Group at ETH Zürich this week. The technical agenda included detailed discussions of measurement tool design, the beginnings of the detailed specification of our Path Transparency Observatory (as … Continue reading

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Dagstuhl Seminar on Global Internet Measurement

Mirja Kühlewind (ETH) and Brian Trammell (ETH) from the MAMI project kicked off the new year by participating in a seminar at Schloss Dagstuhl on Global Measurement Practice and Experience. Dagstuhl seminars are always thought provoking, but in addition to … Continue reading

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