∫ntegrabℓε ∂iﬀerentiαℓs · unorganised notes, code, and writings of random topics

Piatek et al (2007) Do incentives build robustness in BitTorrent? (NSDI'07)

November 24, 2008 paper

Free riders is a problem of P2P. In BT, peer list are unstructured and random, nothing to do for new arrival or departure of peers. The size of the active swarms is proportional to square root of upload capacity. [more]

Bram Cohen (2003) Incentives Build Robustness in BitTorrent (IPTPS'03)

November 18, 2008 paper

Problems of P2P download: Peers usually connects only for a few minutes and the fairness (i.e. upload rate proportional to download rate). [more]

Estan & Varghese (2002) New Directions in Traffic Measurement and Accounting (SIGCOMM and UCSD CD TR 699)

November 13, 2008 paper

Generalised flow: Identified by a function of the header field values, so that it is not constrained to 5-tuples. [more]

Floyd and Paxson (2001) Difficulties in Simulating the Internet (TON)

November 8, 2008 paper

Difficulties of simulation: Heterogenity of topology, protocol, link properties. Also the changing nature of the internet, e.g. routes changing all the time, trend of applications, topology, router features. [more]

Kim, Lau, Chuah, Chao (2004) PacketScore: Statistics-based Overload Control against DDoS Attacks (INFOCOM)

November 8, 2008 paper

DDD: Detect for the victim, Differentiate traffic into attack and legitimate, Discard suspicious packets according to legitimate score and congestion level [more]