The uncertainty surrounding Net Neutrality has given rise to a technology known as Deep Packet Inspection (DPI) that offers Internet service providers unprecedented control over Internet content. The use of DPI technology by Internet service providers should raise serious concerns for both users and lawmakers. The emerging DPI business model, marketed for its ability to monitor, control and ultimately charge subscribers for every use of an Internet connection, poses a major threat to the open Internet. In just one of many examples, DPI manufacturer Allot describes how its DPI product "enables service providers to project potential revenues and profits from setting up a tiered service infrastructure" and allows providers to "reduce the performance of applications with negative influence on revenues (e.g. competitive VoIP services)."
