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What is this Network Neutrality thing

everyone keeps talking about...?!

Anindya CHAUDHURI

Global Development Network

How to Engage in Broadband Policy

& Regulatory Processes

Indian Institute of Technology, Delhi

New Delhi, India. 17 December 2016

Anindya CHAUDHURI Bharti School & LIRNEasia

Once upon a time in a land far far away...

1 Ostensibly, Comcast vs. subscribers....

2 ...but nicely summarizes the big picture...

1 Carriers2 Consumers3 Content/application developers4 Engineers5 Civil liberty groups6 Policymakers7 ...China?!!

3 But why was everyone so agitated?

Anindya CHAUDHURI Bharti School & LIRNEasia

But how did sandvine do it?

Anindya CHAUDHURI Bharti School & LIRNEasia

How is this related to NN?

�End to end principle� - �...universal and reciprocal accessamong users...�

Reliable communication with unreliable hardwareNetworks application neutralDumb networks, smart terminals

ARPANET - redundancy of hardware

Packet switching (vs. circuit switching)

�Best e�ort� communicationAny packet can go anywhereNo �xed pathPackets can be lost, delayedData �reconstituted� at end

Anindya CHAUDHURI Bharti School & LIRNEasia

Understanding NN through the OSI/Hourglass Model

Anindya CHAUDHURI Bharti School & LIRNEasia

Simplifying...

Anindya CHAUDHURI Bharti School & LIRNEasia

Has the Internet always/ever been neutral?

Anindya CHAUDHURI Bharti School & LIRNEasia

Neutrality (contd.)

Other examples

Peering connectionsCDNQoS/ThrottlingFCC: �reasonable network management�

Packet shaping reasonable?

Can we now de�ne NN?

Di�erent de�nitions

technicalservice-orientednormative

Quiz: Does Android (or ad-blocking) violate NN?

Shine (getshine.com)

Anindya CHAUDHURI Bharti School & LIRNEasia

What is at stake? (says both sides)

1 Money

1 Market power2 Need for investments

2 Technical

1 NGN2 Convergence

3 Innovation

4 Internet Governance

5 Social liberty (including privacy/security)

Anindya CHAUDHURI Bharti School & LIRNEasia

Quiz: Can you guess who's for/against?

1 ISPs

2 Activists

3 Content providers/e-commerce companies

4 Policymakers

Anindya CHAUDHURI Bharti School & LIRNEasia