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A New Way to look at Networking

Google · 52K views · 2007-07-23 · 1:21:16

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Overview

Van Jacobson's 2006 Google Tech Talk argues that networking should be rethought around named data rather than host-to-host conversations. He contrasts the circuit and datagram views of the internet and sketches content-centric networking as a replacement for the location-centric TCP/IP model.

On Hacker News

HN commenters point to it as a clear explanation of why data-centric networking fits how the internet is actually used, and as a core talk on content addressing.

Recommended by 6 HN people across 6 months · HN mentions 2011–2018

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What people said

contingencies · 2018-04 · Strong recommendation

Watching this now. It's great. Thanks! Not only are there some nice restatements of powerful high-level insights in to network effects in general (which I am considering with respect to physical logistics requirements in our current business), but some great historical tidbits too. The resounding rejection of packet switching by period communications experts at [VIDEO] is awesome. Oh how the mighty have fallen!

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runeks · 2012-04 · Strong recommendation

The reason we haven't solved DDoS attacks is because we're working on solving the problem at the wrong level. We're trying to solve the wrong problem. This video explains very clearly how this is the case: [VIDEO] Short(er) explanation: we no longer use the internet primarily for the purpose of communicating between two parties. But the infrastructure of the internet forces us to obtain data by having a conversation with a supposedly trusted party, even though a line of communication is not really what we want; we want a specific piece of data (an internet page, the latest exchange rate of USD to EUR, the ISO for the daily image of Ubuntu 12.04, etc.). It doesn't matter where we get it from (location is irrelevant), it only matters that it's the right data. Our use of the internet today is all about data. Yet, the infrastructure of the internet (TCP/IP) is location-centric; not data-centric. Data is shuttled between computers based, not on the data, but on the location of the computers. This creates the possibility of DoS attacks. The TCP/IP protocol is designed to efficiently route packages from a source to a destination, and a DoS attack simply uses this feature maliciously. When someone is hit by a DoS attack, the routers aiding in this are just following the rules of TCP/IP: routing packages to a destination. That's their job. What we need is a data-centric infrastructure. An infrastructure where data is not obtained via a connection to some location , but an infrastructu

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pohl · 2011-02 · Strong recommendation

I wasn't able to pull anything out of this article. Perhaps I read it too quickly. Did anyone get a sense of what sort of re-thinking he has in mind? Something content-centric, perhaps? [LINK] [VIDEO] (an excellent google tech talk) [LINK]

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Sources

Video by Google, played through YouTube.

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