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, buy zithromax in canada, Zithromax without a prescription, you can tell when your cable TV channels are on the fritz, or when your cell phone reception is poor, order zithromax in us. No prescription zithromax, But when your Web response is sluggish or you can't connect to a favorite site, you're pretty much in the dark, order zithromax no prescription required. Get zithromax, 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, find cheap zithromax, Find no rx zithromax, 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, zithromax price, Buy zithromax on internet, a practice known as traffic shaping or, more pejoratively, buy generic zithromax, Buying 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, approved zithromax pharmacy, Buying generic zithromax, 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 overnight shipping. Zithromax pharmacy online, 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 australia, Cheap zithromax tablets, 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, generic zithromax cheap, Zithromax from india, and the data is simply unavailable.
And the situation isn't much better for top network experts. Even for the Internet's core, lowest price zithromax, Buy zithromax internet, there are no good public sources of performance data; indeed, measurement data is often kept secret, cost zithromax, Order zithromax from canada, 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, cheap price zithromax. Purchase zithromax overnight delivery, The Electronic Frontier Foundation provides links to some tools at
http://www.eff.org/testyourisp, but these are limited and hard to use, online zithromax, Find zithromax on internet, 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, cheapest zithromax prices. Cheap zithromax, 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, order zithromax no prescription, Zithromax discount, and for what. The dilemma is like the privacy tradeoffs for epidemiological studies, zithromax prescription, Purchase zithromax without prescription, 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 non prescription. Buying 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, cheap zithromax in usa. Zithromax from 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.. Buy cheap zithromax internet. Compare zithromax prices online.
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