Research

Journals

1. T. Das and M. Gurusamy, "Multi-Objective Control Plane Dimensioning in Hybrid SDN/Legacy Networks," IEEE Transactions on Network and Service Management, Vol. 18, Issue 3, pp. 2929 - 2942, September 2021.

2. T. Das, V. Sridharan and M. Gurusamy, "A Survey on Controller Placement in SDN," in IEEE Communications Surveys & Tutorials, vol. 22, no. 1, pp. 472-503, First quarter 2020.

3. T. Das and M. Gurusamy, "Controller Placement for Resilient Network State Synchronization in Multi-Controller SDN," in IEEE Communications Letters, vol. 24, no. 6, pp. 1299-1303, June 2020.

4. A. Kushwaha, S. Sharma, N. Bazard, T. Das and A. Gumaste, "A 400 Gb/s Carrier-Class SDN White-Box Design and Demonstration: The Bitstream Approach," IEEE Journal of Lightwave Technology, Vol. 36, No. 15, pp. 3115-3130, August 2018.

5. S. Hote, P. Ghodasara, T. Das, A. Kushwaha, S. Sharma, S. Bidkar, and A. Gumaste, "Developing and deploying a carrier-class sdn-centric network management system for a tier 1 service provider network," IEEE/OSA Journal of Optical Communications and Networking, Vol. 9, No. 8, pp. 711-729, August 2017.

6. A. Kushwaha, A. Gumaste, T. Das, S. Hote and Y. Wen, "Flexible interconnection of scalable systems integrated using optical networks (FISSION) data-center - concepts and demonstration," IEEE/OSA Journal of Optical Communications and Networking, Vol. 9, No. 7, pp. 585-600, July 2017.

7. A. Gumaste, T. Das, S. Sharma and A. Kushwaha, "How Much NFV Should a Service Provider Adopt?," IEEE Journal of Lightwave Technology, Vol. 35, Issue 13, pp. 2598-2611, July 2017.

8. A. Gumaste, T. Das, K. Khandwala and I. Monga, "Network Hardware Virtualization for Application Provisioning in Core Networks," IEEE Communications Magazine, Vol. 55, Issue 2, pp. 152-159, February 2017.

9. S. Mehta, S. Joshi, T. Das, and A. Gumaste, "On control plane algorithms for Carrier Ethernet networks: Unicast, multicast provisioning and control traffic reduction," Elsevier Optical Switching and Networking Journal, Vol. 23, Part 1, pp. 52-66, January 2017. (Fabio Neri Best Paper Award, Runner-up)

10. A. Gumaste, A. Kushwaha, T. Das, B. M. K. Bheri and J. Wang, "On the Unprecedented Scalability of the FISSION (Flexible Interconnection of Scalable Systems Integrated Using Optical Networks) Datacenter," IEEE Journal of Lightwave Technology, Vol. 34, Issue 21, pp. 5074-5091, November 2016.

11. S. K. Singh, T. Das and A. Jukan, "A Survey on Internet Multipath Routing and Provisioning," IEEE Communications Surveys and Tutorials, Vol. 17, No. 4, pp. 2157-2175, November 2015.

12. T. Das, M. Drogon, A. Jukan, and M. Hoffmann, "Study of network migration to new technologies using agent-based modeling techniques," Springer Journal of Network and Systems Management, Vol. 23, No. 4, pp. 920-949, October 2015.

13. A. Mathew, T. Das, P. Gokhale, and A. Gumaste, "Multi-layer high-speed network design in mobile backhaul using robust optimization," IEEE/OSA Journal of Optical Communications and Networking, Vol. 7, No. 4, pp. 352-367, April 2015.

14. A. Gumaste, T. Das, R. Vaishampayan, J. Wang, and A. Somani, "Extending light-trails to regional networks: Multi-hop light-trails (mlt) - system design and performance," IEEE/OSA Journal of Optical Communications and Networking, vol. 4, no. 12, pp. 1046-1061, Dec. 2012.

15. A. Gumaste, P. Gokhale, T. Das, M. K. Purohit, and P. Agrawal, "Using global content balancing to solve the broadband penetration problem in the developing world: Case study, India," IEEE Communications Magazine, vol. 50, no. 5, pp. 74-81, May 2012.

16. F. Xu, T. Das, M. Peng, and N. Ghani, "Evaluation of post-fault restoration strategies in multi-domain networks," Elsevier Optical Switching and Networking Journal, vol. 9, no. 2, pp. 147-155, April 2012.

17. T. Das, A. Gumaste, A. Lodha, A. Mathew, and N. Ghani, "Generalized framework and analysis for bandwidth scheduling in GPONs and NGPONs: the k-out-of-n approach," IEEE Journal of Lightwave Technology, vol. 29, no. 19, pp. 2875-2892, Oct 2011.

18. A. Gumaste, T. Das, A. Mathew, and A. Somani, "An autonomic virtual topology design and two-stage scheduling algorithm for light-trail WDM networks," IEEE/OSA Journal of Optical Communications and Networking, vol. 3, no. 4, pp. 372-389, April 2011.

19. A. Gumaste, N. Ghani, P. Bafna, A. Lodha, A. Agrawal, T. Das, J. Wang, and S. Q. Zheng, "Dynaspot: Dynamic services provisioned optical transport test-bed - achieving multirate multiservice dynamic provisioning using strongly connected light-trail (slit) technology," IEEE Journal of Lightwave Technology, vol. 26, no. 1, pp. 183-195, Jan. 2008.

Conferences

1. A. Kulkarni, V. Balachandran, D. M. Divakaran and T. Das, "Mitigating Bias in Machine Learning Models for Phishing Webpage Detection," 16th IEEE/ACM International Conference on COMmunication Systems & NETworkS (COMSNETS) [Graduate Forum], Bangalore, India, January 2024. (Best Graduate Forum Honorable Mention Award)

2. A. Kulkarni, S. Patel, S. Tirmare, V. Balachandran, and T. Das, "Bridging the Gap in Phishing Detection: A Comprehensive Phishing Dataset Collector," 17th IEEE International Conference on Service Operations and Logistics, and Informatics (SOLI), Singapore, December 2023.

3. T. Das and M. Gurusamy, "Resilient controller placement in hybrid sdn/legacy networks," IEEE Global Communications Conference (Globecom), Abu Dhabi, UAE, December 2018.

4. T. Das and M. Gurusamy, "INCEPT: INcremental ControllEr PlacemenT in Software Defined Networks," Workshop on Edge and Computer Networking, IEEE International Conference on Computer Communication and Networks (ICCCN), Hangzhou, China, 2018.

5. R. Jawaharan, P. M. Mohan, T. Das, and M. Gurusamy, "Empirical evaluation of SDN controllers using mininet/wireshark and comparison with cbench," IEEE International Conference on Computer Communication and Networks (ICCCN), Poster, Hangzhou, China, 2018.

6. T. Das, A. Kushwaha, A. Gumaste, and M. Gurusamy, "Leveraging optics for network function virtualization in hybrid data centers," IEEE Conference on Optical Network Design and Modeling (ONDM), Dublin, Ireland, May 2018.

7. A. Gumaste, S. Sharma, T. Das, and A. Kushwaha, "Analyzing the impact of NFV in large provider networks: A use case perspective," IEEE International Conference on Communications (ICC), Paris, France, May 2017.

8. A. Gumaste, S. Sharma, T. Das, and A. Kushwaha, "Strategies for VNF placements in large provider networks," IEEE/OSA Optical Fiber Communication Conference (OFC), Los Angeles, California, March 2017.

9. A. Kushwaha, T. Das, and A. Gumaste, "Does it make sense to put optics in both the front and backplane of a large data-center?" IEEE/OSA Optical Fiber Communication Conference (OFC), Los Angeles, California, March 2017.

10. A. Gumaste, A. Kushwaha, and T. Das, "DOSE: Double optics single electronics data-center using a switchless optical frontplane and backplane," IEEE International Conference on Communications (ICC), Kuala Lampur, Malaysia, May 2016.

11. T. Raj, T. Das, S. Hote, and A. Gumaste, "Load balancing in very large data-centers: The FISSION approach," International Conference on Cloud Computing Research and Innovation (ICCCRI), Singapore, May 2016. (Best Paper Award, Finalist)

12. T. Das, M. Caria, A. Jukan, and M. Hoffmann, "Insights on SDN migration trajectory," IEEE International Conference on Communications (ICC), London, UK, June 2015.

13. M. Caria, T. Das, A. Jukan, and M. Hoffmann, "Divide and conquer: Partitioning ospf networks with SDN," IFIP/IEEE Integrated Network Management Symposium (IM), Ottawa, Canada, May 2015.

14. A. Kushwaha, S. Mahale, T. Das, and A. Gumaste, "A pCDC ROADM architecture using MxN WSS for core networks," IEEE Workshop on Recent Advances in Photonics (WRAP), Bengaluru, India, 2015.

15. M. Drogon, T. Das, and A. Jukan, "ONE: Performance evaluation of coordinated multi-layer, multi-vendor network management eco-system," IEEE International Conference on Advanced Networks and Telecommunications Systems (ANTS), Chennai, India, December 2013.

16. T. Das, M. Drogon, A. Jukan, and M. Hoffmann, "An agent-based modeling approach of network migration to new technologies," IEEE International Conference on Communications (ICC), Budapest, Hungary, June 2013.

17. S. Mehta, T. Das. P. Gokhale, and A. Gumaste, "On optimizing and scaling control plane traffic in carrier ethernet transport networks," Invited Paper, Proc. SPIE 8283, Optical Metro Networks and Short-Haul Systems IV, 82830G, San Francisco, California, USA, January 2012.

18. F. Xu, T. Das, M. Peng, and N. Ghani, "Evaluation of post-fault restoration strategies in multi-domain networks," IEEE International Conference on Advanced Networks and Telecommunications Systems (ANTS), Mumbai, India, December 2010. (Best Paper Award)

19. P. Gokhale, R. Kumar, T. Das, and A. Gumaste, "Cloud computing over metropolitan area WDM networks: The light-trails approach," IEEE Global Communications Conference (Globecom), Miami, Florida, December 2010.

20. A. Gumaste, C. Taunk, S. Bidkar, D. Bhamare, and T. Das, "Using MPLS-TP for data-center interconnection," Invited Paper, International ICST Conference on Broadband Communications, Networks, and Systems (BROADNETS), Athens, Greece, October 2010.

21. P. Gokhale, T. Das, and A. Gumaste, "Cloud computing over light-trail WDM core networks," IEEE/OSA Optical Fiber Communication Conference (OFC), San Deigo, California, March 2010. (Semi-Finalist, Corning Outstanding Student Paper Award)

22. A. Gumaste, S. Mehta, S. Rana, and T. Das, "OBiS: Optical bit switching - a switch architecture for optical omnipresent ethernet," IEEE/OSA Optical Fiber Communication Conference (OFC), San Deigo, California, March 2010.

23. A. Gumaste, T. Das, R. Vaishaympayan, and N. Ghani, "Light-mesh: An evolutionary approach to optical packet transport in access networks," IEEE/OSA Optical Fiber Communication Conference (OFC), San Deigo, California, March 2009.

24. A. Gumaste, N. Ghani, P. Bafna, A. Lodha, S. Srivastava, T. Das, and S. Q. Zheng, "Achieving multi-rate dynamic sub-wavelength service provisioning in strongly connected light-trails (slits)," IEEE/OSA Optical Fiber Communication Conference (OFC), Anaheim, California, March 2007. (Post-deadline paper)