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Back in 2005 we were looking for a way to visualise the history of allocation of IPv4 addresses, and one of the approaches we tried at the time was in the way of a movie. In this visualisation we included the data for the allocation of IPv4 addresses, Autonomous System…
The tabloid press are never lost for a good headline, but this one in particular caught my eye: “Global Chaos as moment in time kills the Interwebs“. I’m pretty sure that “global chaos” is somewhat over the top, but there was a problem happening on the 1st of July this…
Does anyone remember the Internet before Google? And no, using Google to ask about the pre-Google Internet is not going to work all that well! For those of you who can recall the Internet of around 2000, do you also recall what debates were raging at the time? Let me…
Some years ago a report was published that ranked countries by the level of penetration of broadband data services. You can find the current version of that report at the OECD web site.This ranking of national economies had an electrifying impact on this industry and upon public policies for broadband…
It’s been a quarter of a century since the world’s governments convened to draft up a common set of regulations about the conduct of international telecommunications. In December of 2012 the world’s governments will convene to reconsider these regulations, to hopefully sign an updated set of regulations. This time around,…
Back in 1997, with Paul Ferguson, I wrote a book on “Quality of Service” (QoS) in IP networks. A couple of years later I pushed out a revision of the book (“Internet Performance Survival Guide”) that looked more generally at service performance in IP networks, and examined in voluminous detail…
by George Michaleson This article is looking at different measurements at the network level and at the end user level and examines the results seen by these measurements and some discussion of the variations between the two approaches.
How do you create a really robust service on the Internet? How can we maximise speed, responsiveness, and resiliency? How can we set up an application service environment in today’s network that can still deliver service quality and performance, even in the most adverse of conditions? And how can we…
The business world today features many complex global service activities which involve multiple interconnected service providers. Customers normally expect to execute a single paid transaction with one service provider, but many service providers may assist in the delivery of the service. These contributory service providers seek compensation for their efforts…
It seems that the discussion about route leaks and securing BGP continues. Here, I’d like to quickly explore the issues related to the distinction between routing protocols, routing policies, routing and packet forwarding, and look at why securing the routing protocol does not necessarily ensure that you have secured packet…
