Zithromax Online Without PrescriptionSunday, June 15th, 2008 by Hal Abelson
Two dozen leading Internet researchers met last week at a workshop hosted by Google in Mountain View to discuss the growing crisis in network measurement.
Zithromax online without prescription, The crisis is this: despite the critical importance of the Internet infrastructure, no one really knows how well the Net is working and how well it will hold up under increasing use. The measurement data that would help network researchers analyze network performance isn't being collected ‚Äî perhaps it can't be.
As a consumer, cheapest zithromax price, Cheapest generic zithromax online, you can tell when your cable TV channels are on the fritz, or when your cell phone reception is poor, lowest price zithromax. Order zithromax no prescription required, But when your Web response is sluggish or you can't connect to a favorite site, you're pretty much in the dark, buying zithromax. Order zithromax in us, It might be that the site you're trying to connect to is down or overloaded, but it might also be a loose connection in your house, sale zithromax, Cheap zithromax from canada, or a problem with your computer's settings, or a program bug.
It might also be that your Internet service provider is intentionally slowing down your connection for various applications, find discount zithromax, Cost of zithromax, a practice known as traffic shaping or, more pejoratively, cheap zithromax no rx, Zithromax online, as data discrimination. University network services and some other ISPs often do this to slow down response on peer-to-peer sharing for music or video files. Or an ISP might actively disrupt the flow of packets by injecting spurious reset commands into TCP streams, cheap zithromax overnight delivery, Buy zithromax pills, one of the techniques used in the ‚ÄúGreat Firewall of China‚Äù to block connections to politically undesirable sites. And not only China, zithromax online without prescription. In 2007 rumors circulated around the Net that Comcast was actively interfering with peer-to-peer file-sharing traffic, zithromax bangkok. Purchase zithromax overnight delivery, Comcast denied it, but measurements performed last October by the Associated Press revealed that Comcast was in fact disrupting those connections.
For the average person, zithromax overnight delivery, Order zithromax in canada, there's almost no information available on which to base informed decisions about the service provided by an ISP. The factors affecting performance and too complex, buy zithromax internet, Buy zithromax us, and the data is simply unavailable.
And the situation isn't much better for top network experts. Even for the Internet's core, order zithromax no prescription, Zithromax no online prescription, there are no good public sources of performance data; indeed, measurement data is often kept secret, zithromax cheapest price, Best price for zithromax, since it's considered to be valuable proprietary information by service providers. Zithromax online without prescription, Researchers simply don't know, for example, which segments of the Internet are particularly vulnerable to congestion, or what fraction of Internet traffic is due to viruses and spam.
The experts in Mountain View last week, many of whom conduct their own measurement experiments, discussed ways of sharing data and methods for getting better results. They also considered creating tools that non-experts could use to get information on the performance of Internet connections, pharmacy zithromax. Discount zithromax, The Electronic Frontier Foundation provides links to some tools at
http://www.eff.org/testyourisp, but these are limited and hard to use, order no rx zithromax, Zithromax no rx required, and the results are difficult to interpret.
There were ideas for improving testing, but privacy is a real quandary: effective testing requires combining measurements from multiple sources, buy zithromax online. Zithromax buy, A public database of detailed network performance measurements would be a boon to research, but the same database could be mined for details about who was using the Internet when, cheapest zithromax online, Zithromax tablets, and for what. The dilemma is like the privacy tradeoffs for epidemiological studies, lowest price for zithromax, Buy zithromax on line, between the needs of public-health experts and the desire to preserve privacy of individual medical records.
For such critical infrastructure as the Internet, the ignorance of consumers and experts alike is troubling and potentially dangerous, zithromax overnight. Buy zithromax, In the words of K Claffy of the Cooperative Association for Internet Data Analysis (CAIDA):
While the core of the Internet continues its relentless evolution, scientific measurement and modeling of its systemic characteristics has largely stalled, zithromax in australia. Cheap zithromax in canada, What little measurement is occurring reveals some disturbing realities about the ability of the Internet's architecture to serve society's needs and expectations.. Cheap zithromax in uk. Zithromax australia.
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