Publications:

Trustworthy Peer-to-Peer Networks:

• Inferring Undesirable Behavior from P2P Traffic Analysis, Ruben Torres, Mohammad Hajjat, Sanjay Rao, Maurizio Munafo and Marco Mellia, to appear in ACM SIGMETRICS, Seattle, WA, June 2009. [PDF]

• DDoS Attacks by Subverting Membership Management in P2P Systems, Xin Sun, Ruben Torres and Sanjay Rao, Workshop on Secure Network Protocols (NPSec 2007), Beijing, China, October 2007. [PDF]

• Enabling Confidentiality of Data Delivery in an Overlay Broadcasting System, Ruben Torres, Xin Sun, Aaron Walters, Cristina Nita-Rotaru and Sanjay Rao, Proceedings of IEEE Infocom, Anchorage, AK, May 2007. [PDF] [PPT]

• Preventing DDoS Attacks with P2P Systems through Robust Membership Management, Xin Sun, Ruben Torres and Sanjay Rao. Technical Report TR-ECE-07-13, Purdue University, February 2007.

• Preventing DDoS Attacks with P2P Systems, Xin Sun, Ruben Torres and Sanjay Rao. Presented as POSTER in The 8th Annual CERIAS Information Security Symposium. March 20-21, 2007. [PDF]

• Enabling Confidentiality of Data Delivery in an Overlay Broadcasting System, Ruben Torres, Xin Sun, Aaron Walters, Cristina Nita-Rotaru, and Sanjay Rao, presented as POSTER in The 7th Annual CERIAS Information Security Symposium Purdue University : CERIAS, 2006. [PDF]

Heterogeneity and Incentives for Peer-to-Peer Video Broadcasting:

• Enabling Contribution Awareness in an Overlay Broadcasting System, Yu-Wei Eric Sung, Michael Bishop, and Sanjay Rao, In IEEE Transactions on Multimedia, Special Issue on Content Storage and Delivery in Peer-to-Peer Networks , Vol. 9, No. 8, pp. 1605-1620, December 2007. [PDF]

• Enabling Contribution Awareness in an Overlay Broadcasting System, Yu-Wei Sung, Mike Bishop, Sanjay G. Rao, Proceedings of ACM SIGCOMM, Pisa, Italy, September 2006. [PDF] [PPT]

• Considering Priority in Overlay Multicast Protocols under Heterogeneous Environments, Mike Bishop, Sanjay G. Rao and Kunwadee Sripanidkulchai, Proceedings of  IEEE Infocom, Barcelona, April 2006. [PDF] [PPT]

• The Impact of Heterogeneous Bandwidth Constraints on DHT-Based Multicast Protocols, Ashwin Bharambe, Sanjay G. Rao, Venkat Padmanabhan, Srinivasan Seshan and Hui Zhang, The Fourth International Workshop on P2P Systems (IPTPS) 2005, Ithaca, February 2005. [PDF]

Abstractions for Enterprise Network Management:

• Modeling and Understanding End-to-End Class of Service Policies in Operational Networks, Yu-Wei Eric Sung, Carsten Lund, Mark Lyn, Sanjay Rao, and Subhabrata Sen. Proceedings of ACM SIGCOMM, Barcelona, Spain, August 2009. [PDF]

• Extracting Network-wide Correlated Changes from Longitudinal Configuration Data, Yu-Wei Eric Sung, Sanjay Rao, Subhabrata Sen, and Stephen Leggett. Proceedings of Passive and Active Measurement Conference, Seoul, Korea, April 2009. [PDF]

• Configuration Management at Massive Scale: System Design and Experience, William Enck, Thomas Moyer, Patrick McDaniel, Shubho Sen, Panagiotis Sebos, Sylke Spoerel, Albert Greenberg, Yu-Wei Sung, Sanjay Rao, and William Aiello. To appear in IEEE Journal on Selected Areas in Communications (JSAC), 2009. [PDF]

• Towards Systematic Design of Enterprise Networks, Yu-Wei Eric Sung, Sanjay Rao, Geoffrey Xie, and David Maltz. Proceedings of ACM CoNEXT, Madrid, Spain, December, 2008. [PDF]. The network configuration dataset used for this paper is available here. Extended version available as Technical Report here.

• Towards Systematic Design of Enterprise Networks, Yu-Wei Eric Sung, Sanjay Rao, Geoffrey Xie, and David Maltz. Technical Report TR-ECE-08-07, Purdue University, August 2008. [PDF]

• Towards Automated Auditing for Network Configuration Changes, Yu-Wei Eric Sung, Sanjay Rao, Subhabrata Sen, and Stephen Leggett. Poster Abstract in ACM SIGCOMM, Seattle, WA, August, 2008. [PDF]

• Characterizing VLAN usage in an Operational Network, Prashant Garimella, Yu-Wei Eric Sung, Nan Zhang, and Sanjay Rao. Technical Report TR-ECE-07-20, Purdue University, August 2007. [PDF]

• Characterizing VLAN usage in an Operational Network, Prashant Garimella, Yu-Wei Eric Sung, Nan Zhang, Sanjay Rao, ACM SIGCOMM workshop on Internet Network Management (INM'07), Kyoto, Japan, August 2007. [PDF]. The network configuration dataset used for this paper is available here.

End System Multicast:

• Early Experience with an Internet Broadcast System Based on Overlay Multicast, Yang-hua Chu, Aditya Ganjam, T.S. Eugene Ng, Sanjay G. Rao, Kunwadee Sripanidkulchai, Jibin Zhan and Hui Zhang, USENIX Annual Technical Conference, June 2004. [PDF]

• Measurement-Based Optimization Techniques for Bandwidth-Demanding Peer-to-Peer Systems, T. S. Eugene Ng, Yang-hua Chu, Sanjay G. Rao, Kunwadee Sripanidkulchai and Hui Zhang, Proceedings of IEEE Infocom, San Francisco, CA, April 2003. [PDF]

• A Case For End System Multicast, Yang-hua Chu, Sanjay G. Rao, Srinivasan Seshan and Hui Zhang, IEEE Journal on Selected Areas in Communication (JSAC), Special Issue on Networking Support for Multicast, Vol. 20, No. 8. October 2002. [PDF]

• Enabling Conferencing Applications on the Internet using an Overlay Multicast Architecture, Yang-hua Chu, Sanjay G. Rao, Srinivasan Seshan and Hui Zhang, Proceedings of ACM Sigcomm, San Diego, CA, August 2001. [PDF]

• A Case For End System Multicast, Yang-hua Chu, Sanjay G. Rao, and Hui Zhang, Proceedings of ACM Sigmetrics, Santa Clara, CA, June 2000. [PDF]