Publications

2017

Polygravity: Traffic Usage Accountability via Coarse-grained Measurements in Multi-tenant Data Centers
Hyunwook Baek, Cheng Jin, Guofei Jiang, Cristian Lumezanu, Jacobus Van der Merwe, Ning Xia, Qiang Xu
Symposium on Cloud Computing (SoCC), 2017 [to appear]

Magneto: Unified Fine-grained Path Control in Legacy and OpenFlow Hybrid Networks
Cheng Jin, Cristian Lumezanu, Qiang Xu, Hesham Mekky, Zhi-Li Zhang, Guofei Jiang
Symposium on SDN Research (SOSR), 2017 [pdf]

2016


Characterizing Rule Compression Mechanisms in Software-defined Networks
Curtis Yu, Cristian Lumezanu, Harsha Madhyastha, Guofei Jiang
Passive and Active Measurement Conference (PAM), 2016 [pdf]

2015

Alibi Routing
Dave Levin, Youndo Lee, Luke Valenta, Zhihao Li, Victoria Lai, Cristian Lumezanu, Neil Spring, Bobby Bhattacharjee
ACM Sigcomm, 2015 [pdf] [web]

Telekinesis: Controlling Legacy Switch Routing with OpenFlow in Hybrid Networks
Cheng Jin, Cristian Lumezanu, Qiang Xu, Zhi-Li Zhang, Guofei Jiang
Symposium on SDN Research (SOSR), 2015 [pdf]

Software-defined Network Monitoring in Data Center Networks
Curtis Yu, Cristian Lumezanu, Abhishek Sharma, Qiang Xu, Guofei Jiang, Harsha V. Madhyastha
Passive and Active Measurement Conference (PAM), 2015 [pdf]

2014


An Analytics Approach to Traffic Analysis in Network Virtualization
Hui Zhang, Junghwan Rhee, Nipun Arora, Qiang Xu, Cristian Lumezanu, Guofei Jiang
International Conference on Network and Service Management (CNSM), 2014 [pdf]

Enabling Layer 2 Pathlet Tracing through Context Encoding in Software-defined Networking
Hui Zhang, Cristian Lumezanu, Junghwan Rhee, Nipun Arora, Qiang Xu, Guofei Jiang
ACM Sigcomm Workshop on Hot Topics in Software-defined Networking (HotSDN) (short paper), 2014 [pdf]

Generating Consistent Updates for Software-defined Network Configuration
Yifei Yuan, Franjo Ivancic, Cristian Lumezanu, Shuyuan Zhang, Aarti Gupta
ACM Sigcomm Workshop on Hot Topics in Software-defined Networking (HotSDN) (short paper), 2014 [pdf]

An Adaptable Rule Placement for Software-defined Networks
Shuyuan Zhang, Franjo Ivancic, Cristian Lumezanu, Yifei Yuan, Aarti Gupta, Sharad Malik
IEEE/IFIP International Conference on Dependable Systems and Networks (DSN), 2014 [pdf]

2013


HybNET: Network Manager for a Hybrid Network Infrastructure
Hui Lu, Nipun Arora, Hui Zhang, Cristian Lumezanu, Junghwan Rhee, Guofei Giang
ACM/IFIP/Usenix Middleware Conference Industrial Track (Middleware), 2013 [pdf]

Transparent and Efficient Network Management for Big Data Processing in the Cloud
Anupam Das, Cristian Lumezanu, Yueping Zhang, Vishal Singh, Guofei Jiang, Curtis Yu
Usenix Workshop on Hot Topics in Cloud Computing (HotCloud), 2013 [pdf]

Diagnosing Data Center Behavior Flow by Flow
Ahsan Arefin, Vishal Singh, Geoff Jiang, Yueping Zhang, Cristian Lumezanu
IEEE International Conference on Distributed Computing Systems (ICDCS), 2013 [pdf]

NetFuse: Short-circuiting Traffic Surges in the Cloud
Ye Wang, Yueping Zhang, Vishal Singh, Cristian Lumezanu, Geoff Jiang
IEEE International Conference on Communications (ICC), 2013 [pdf]

FlowSense: Monitoring Network Utilization with Zero Measurement Cost
Curtis Yu, Cristian Lumezanu, Vishal Singh, Yueping Zhang, Geoff Jiang, Harsha V. Madhyastha
Passive and Active Measurement Conference (PAM), 2013 [pdf]

2012


Observing Common Spam in Tweets and Emails
Cristian Lumezanu, Nick Feamster
ACM Sigcomm Internet Measurement Conference (IMC), 2012  [pdf]

#bias: Measuring the Tweeting Behavior of Propagandists
Cristian Lumezanu, Nick Feamster, Hans Klein
AAAI International Conference on Weblogs and Social Media (ICWSM), 2012 [pdf]

2011


How Many Tiers? Pricing in the Internet Transit Market
Vytautas Valancius, Cristian Lumezanu, Nick Feamster, Ramesh Johari, Vijay Vazirani
ACM Sigcomm, 2011 [pdf]

On the Feasibility of Bandwidth Detouring on the Internet
Thom Haddow, Sing Wang Ho, Jonathan Ledlie, Cristian Lumezanu, Moez Draief, Peter Pietzuch
Passive and Active Measurement Conference (PAM), 2011 [pdf] [www]

2010


The Effect of Packet Loss on Redundancy Elimination in Cellular Wireless Networks
Cristian Lumezanu, Katherine Guo, Neil Spring, Bobby Bhattacharjee
ACM Sigcomm Internet Measurement Conference (IMC), 2010  [pdf]

Autonomous Traffic Enginggering with Self-Configuring Topologies
Srikanth Sundaresan, Cristian Lumezanu, Nick Feamster, Pierre Francois
ACM Sigcomm Poster Session, 2010  [pdf]

Don't Love Thy Nearest Neighbor
Cristian Lumezanu, Dave Levin, Bo Han, Neil Spring, Bobby Bhattacharjee
International Workshop on Peer-to-Peer Systems (IPTPS), 2010  [pdf]

2009


Using Internet Geometry to Improve End-to-end Communication Performance
Cristian Lumezanu
PhD Dissertation, 2009  [pdf]

Triangle Inequality Variations in the Internet
Cristian Lumezanu, Randy Baden, Neil Spring, Bobby Bhattacharjee
ACM Sigcomm Internet Measurement Conference (IMC), 2009  [pdf] [www]

Symbiotic Relationships in Internet Routing Overlays
Cristian Lumezanu, Randy Baden, Dave Levin, Neil Spring, Bobby Bhattacharjee
Usenix Symposium on Networked Systems Design and Implementation (NSDI), 2009  [pdf] [www]

Triangle Inequality and Routing Policy Violations in the Internet
Cristian Lumezanu, Randy Baden, Neil Spring, Bobby Bhattcharjee
Passive and Active Measurement Conference (PAM), 2009  [pdf] [www]

2008


Motivating Participation in Internet Routing Overlays
Dave Levin, Randy Baden, Cristian Lumezanu, Neil Spring, Bobby Bhattcharjee
ACM Sigcomm Workshop on the Economics of Networks, Systems, and Computation (NetEcon), 2008  [pdf] [www]

Measurement Manipulation and Space Selection in Network Coordinates
Cristian Lumezanu, Neil Spring
IEEE International Conference on Distributed Computing Systems (ICDCS), 2008  [pdf] [www]

Online Optimization for Latency Assignment in Distributed Real-Time Systems
Cristian Lumezanu, Sumeer Bhola, Mark Astley
IEEE International Conference on Distributed Computing Systems (ICDCS), 2008  [pdf] [www]

Rule-Based Static Analysis of Network Protocol Implementations
Octavian Udrea, Cristian Lumezanu, Jeffrey S. Foster
Journal of Information & Computation, Special Issue on Foundations and Automated Reasoning, volume 206, issues 2-4, 2008  [pdf] [www] [extended version of Usenix Security paper below]

2007


PeerWise Discovery and Negotiation of Faster Paths
Cristian Lumezanu, Dave Levin, Neil Spring
ACM Sigcomm Workshop on Hot Topics in Networking (HotNets), 2007  [pdf] [slides] [www]

Boycotting and Extorting Nodes in an Internetwork
Dave Levin, Adam Bender, Cristian Lumezanu, Neil Spring, Bobby Bhattacharjee
Workshop on the Economics of Networked Systems and Incentive-Based Computing (NetEcon+IBC), 2007  [pdf]

2006


Decentralized Message Ordering for Publish/Subscribe Systems
Cristian Lumezanu, Neil Spring, Bobby Bhattacharjee
International Middleware Conference, 2006  [pdf] [slides] [www]

Rule-Based Static Analysis of Network Protocol Implementations
Octavian Udrea, Cristian Lumezanu, Jeffrey S. Foster
Usenix Security Symposium, 2006  [pdf] [www]

Utility Optimization for Event-Driven Distributed Infrastructures
Cristian Lumezanu, Sumeer Bhola, Mark Astley
IEEE International Conference on Distributed Computing Systems (ICDCS), 2006  [pdf] [slides] [www]

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