1. Anish Arora Steve Lai David Lee Ness Shroff Prasun Sinha Dong Xuan Xiaodong Zhang CSE Department September 2009 Networking@OSU Research and Course Work

2. Speed Router/Switch architectures Grand Challenges Remain… Dependability/Security Self-configuring, self- healing, self-securing Network Platforms and Applications Internet, Ad Hoc, Wireless, Mobile, Sensor, VoIP, P2P, Media Streaming, and Instant Messaging. Testing & Verification Protocol engineering Quality Any time, any where, any device, any type of information

3. Speed Lee …And We Are Working On Them Dependability/Security Arora, Shroff, Xuan Network Platforms and Applications Arora, Lai, Shroff, Sinha, Xuan, Zhang Testing & Verification Lee Quality Shroff, Sinha, Xuan

4. Graduate Courses  CSE 677: Introduction to Computer Networking  CSE 678: Internetworking  CSE 679: Introduction to Multimedia Networking  CSE 694: Network Security  CSE 861: Computer Communication Networks I  CSE 861: Computer Communication Networks II  CSE 788: Research Seminar on  Cryptography  Sensor Networks  Protocol Engineering  Wireless Algorithms  Network Security  Dependable Distributed and Networked Systems  Advanced Topics in Network Architecture, QoS and Security

5. Graduate Students in Academia  Sriram Chellappan (2007)Univ. of Missouri-Rolla,  Hongwei Zhang (2006) Wayne State  Santosh Kumar (2006)University of Memphis  Vinayak Naik (2006)UCLA  Murat Demirbar (2004)SUNY Buffalo  Min-Te Sun (2002) Auburn  Bill Leal (2001) Ohio University  Jun Xu (2000) Georgia Tech  Sonia Fahmy (1999) Purdue  Guohong Cao (1999) Penn State  Sandeep Kulkarni (1999) Michigan State  D. Manivannan (1997) University of Kentucky  Shiv Kalyanaraman (1996) RPI  Ravi Prakash (1996) University of Texas, Dallas  Frank Adelstein (1995) Cornell  Golden Richard (1995) University of New Orleans  Yu-Chee Tseng (1995) National Tsing-Tao University, Taiwan

6. Research Sponsors NSF

7. Dependable Distributed & Networked Systems Lab Faculty: Anish Arora http://www.cse.ohio-state.edu/~anish/  Central Goal  99% users (including devices and businesses) should be able to communicate securely and reliably 99% of the time  requires scalable end-to-end dependability, which is still lacking  Focus  Large-scale wireless sensor networks  Internet-based distributed systems  Approach  Theory limits and graph/geometric algorithms for low power distributed computing/networking/sensing  Self-stabilization  Model-based control of systems (using formal methods)

8. DDNS Lab  Impact  Kansei interactive heterogenous large-scale WSN testbed; 2007  ExScal and A Line In The Sand: sensor network based classification and tracking of persons, persons carrying “guns”, vehicles, tanks; 2004  Aladdin home networking system, built at Microsoft Research, showcased in PBS serial; 2000  NetraProxy internet server, commercially sold by Sun; 1997

9. DDNS Lab Current Status 1. Apply ideas in experimental settings:  Cellphone based sensor network project (involving Motorola/Nokia) with focus on MAC, routing, localization  Secure WSN fabrics, with Java motes (involving SUN) and with ARO  Integrating sensor networks with enterprises (involving Microsoft SensorMap)  High level programming languages (DESAL, with NSF) 2. OSU recognized as leader in WSN research and facilities:  Kansei being expanded to include 1000 TMotes, 100+ Imote2s, 200 SunSPOTs  ExScal remains among largest experiments conducted  ISS (Institute for Sensor Systems) has started operation, increasingly fellowships/internships support will be available through it, and an ExScal-like WSN project with Los Alamos is anticipated

10. Ad Hoc Mobile Wireless Networking Faculty: Steve Lai http://www.cse.ohio-state.edu/~lai/  IEEE 802.11 is the most widely deployed standard for wireless LANs. We are interested in its scalability issue, i.e., we are aiming to answer the question: “Can they support large-scale, multi-hop ad hoc networks?”  Particularly, we are working on the following topics: o Is IEEE 802.11 scalable? o Time sync in multihop ad hoc networks o Is time sync essential for power saving? o Constructing connected dominating sets by way of clock synchronization o Coverage and Connectivity in Sensor Networks

11. Network Security and Reliability Faculty: David Lee http://www.cse.ohio-state.edu/~lee/  Current Research Activities  Formal methods for network protocol analysis  Internet security formal monitoring and measurement  Protocol implementation security flaw detection: active learning and passive monitoring  Cyber infrastructure security protection  Federated protocol authentication  Internet attack trace back: single packet based approach  Anonymous content distribution   Group site http://www.cse.ohio-state.edu/NRL/

12. Network Engineering and Wireless Systems (NEWS) Faculty: Ness Shroff http://www.ece.ohio-state.edu/~shroff  Goals:  Understand the Fundamental Limits of Network Performance  Performance Metrics: Throughput, Delay, Energy, Security, Reliability  Develop protocols and control mechanisms that are based on a rigorous foundation and shown to achieve these limits  Develop solutions that are distributed and scalable  Focus on long-term clean-slate design solutions  Ongoing Sponsored Projects  NSF: Sensor Networks based on Renewable Energy Sources [with P. Sinha and E. Koksal]  NSF: Energy Efficient Distributed Sensor Network Control [with P. Sinha and X. Lin]  NSF: Analytic Foundation for Network Architectures  NSF: A High-Performance Control Plane For Mesh Networks

13. Ongoing Sponsored Projects in NEWS (cont’d)  NSF: Robust Sensor Network Architecture Through Neighborhood Monitoring and Isolation  NSF: CT-T: Collaborative Research: Protecting TCP Congestion Control: Tools For Design, Analysis, & Emulation  NSF: Router Models and Downscaling Tools for Scalable Security Experiments  NSF: Unifying Network Coding and Cross-Layer Optimization for Wireless Mesh Networks: From Theory to Distributed Algorithms to Implementation  ARO-MURI: Stochastic Control of Multi-scale Networks  Design and control heterogeneous military networks with very diverse performance requirements.  ARO-MURI: Design of Urban Sensor Networks  Design techniques to monitor and track activities of interest to prevent natural or human-made disasters.

14. Wireless Infrastructure and Networking Faculty: Prasun Sinha http://www.cse.ohio-state.edu/~prasun  Goal: To design scalable, robust, and efficient next- generation wireless networks  Ongoing NSF Sponsored Projects  Tracking Movements with a Sparse Sensor Network [with S. Kumar]  Mesh Network Protocols for Time Varying Channels  Sensor Networks based on Renewable Energy Sources [with N. Shroff and E. Koksal]  Energy Efficient Distributed Sensor Network Control [with N. Shroff]

15. Wireless Infrastructure and Networking (contd.)  Some Other Recent Activities  Resource Management in Femto cells  City-Wide Coverage for Mobile Users with Sparse WiFi Deployment  Note: Looking for PhD Students with strong mathematical background and inclination

16. Mobile and Secure Computing Lab Faculty: Dong Xuan http://www.cse.ohio-state.edu/~xuan/  Research Interests: wireless mobile computing and cyber space security  Wireless Mobile Computing: Smartphone-based mobile social networking and medical health systems; Wireless network geometry and topology control  Cyber Space Security: Smartphone system security; digital forensics  Current Research Projects:  Connected Coverage of Wireless Sensor Networks under Theoretical and Practical Settings, NSF, Xuan and Lai, 2009-2012  Physical Attacks in Wireless Sensor Networks: Modeling and Defenses, ARO, Xuan, Arora and Lai, 2007-2010  Resource Over-Provisioning for Real-time and Secure Network Services, NSF CAREER Award, 2005-2010