Georgia Tech's ShaperProbe Detects ISP Traffic Manipulation 113
An anonymous reader writes with this excerpt from Ars Technica: "Two researchers at Georgia Tech can tell you exactly how American ISPs shape Internet traffic, and which ones do so. Bottom line: of the five largest Internet providers in the country, the three cable companies (Comcast, Time Warner, Cox) employ shaping while the telephone companies (AT&T, Verizon) do not — though that fact is less significant for the user experience than it might first sound."