Netneutrality had captured the imagination of policy experts and activists andhence regulators. Two common non neutral behaviour by ISPs are paid priorityand zero-rating; both of which have some form of regulatory disapprovalin most countries. We will first analyze the effect of such non neutralbehaviour on the content provider side. We then explore some other mechanisms,not explicitly covered by regulation, by which ISPs can, and do, provideeffectively non neutral service to content providers. We will also analyzethese services using some simple models.
D.Manjunath obtained his BEfrom Mysore University, MS from IIT Madras and PhD from Rensselaer PolytechnicInstitute in 1986, 1989 and 1993 respectively. He has been a faculty inElecl. Engg. atIIT Bombay since July 1998. He has previously worked in GE Corp.R&D in Schecectady, Univ. of Delaware, Univ. of Toronto and IIT Kanpur. Hisresearch interests are in the general areas of communication networks andperformance analysis. He is a co-author, with Anurag Kumar and Joy Kuri, of two textbooks, Communication Networking: An AnalyticalApproach (May 2004) and Wireless Networking (Apr2008), both of which are published by Morgan-Kaufman Publishers.