Deep Packet Inspection

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DPI – the end of Net Neutrality

The recent events in the media and talk about net neutrality have once again brought focus onto technologies that disrupt the fine balance between neutrality and traffic shaping in ISPs. Internet service providers and Wireless broadband service providers have been looking at ways and means to shape the traffic, enforce policies and prioritize packets as Internet and mobile internet have set to take off. One of the biggest set of tools that has been used by operators is Deep Packet Inspection (DPI). This has been one of the several content optimization techniques that includes Policy Control mechanisms, QOS techniques and ‘throttling’ in extreme cases. Why do ISPs and WISPs resort to this? (more…)

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