OPNET Technologies
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Tel: 240-497-3000
Fax: 240-497-3001
E-mail: university@opnet.com
Web: www.opnet.com

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University: King Fahd University of Petroleum & Minerals
Name of sponsoring Professor: Mohammed Houssaini Sqalli
Department:
Computer Engineering

Research:

    • Performance Analysis of VOIP Over IEEE 802.16 Best Efforts Services Class (MS thesis completed by Bandar Abbas Al-Sulaimani, December 2011)
    • Tunneling Based Solution to Bypass Internet Access Denial by International Internet Service Providers (MS thesis completed by Mohammed A.K. Asif, December 2010).
    • Internet Denial by Higher-Tier ISPs: A NAT-Based Solution (MS thesis completed by Abdulaziz Al-Baiz, April 2010).
    • BGP Based Solution for International ISP Blocking (MS thesis completed by Ahmad Salam A. L. Al-Refai, December 2009).
    • Formal Modeling and Analysis of Malicious Attacks against the TOR Protocol (Ongoing research). This research is about analyzing the anonymity of TOR (The Onion Routing) using formal methods in particular techniques based on information theory.
    • Handoff Delay Components for Mobile IP-Based 3GPP UMTS/WLAN Interworking Architecture
    • Dual-Mode User Equipment Design For B3G Networks
    • Performance of UMTS/WLAN Integration at Hot-Spot Locations
    • Vertical Handoff Characterization for SIP and mSCTP Based UMTS-WLAN Integration Solutions
    • Fast Track Project (started Sept 2005) using UMTS/WLAN modules.
    • Some queuing schemes and flow control mechanisms have been studied using OPNET and their effect on network performance.
    • Performance analysis of Congestion Control in active network platform (achieved for a PhD thesis).
    • Mirror site update using active networks (achieved for a PhD thesis).

Teaching:

   Undergraduate Level:

    COE 402: "Computer System Performance Evaluation" - The students carry out projects simulating and investigating several performance evaluation issues. The course enrollment is about 10-15 students each semester.

    COE 441: "Local Area Networks" - The students carry out projects simulating and investigating several LAN protocols performance. The course enrollment is about 10-20 students each semester.

    COE 444: "Internetwork Design and Management" - The students conduct a project where they may design and simulate an internetwork using OPNET. This involves 10-20 students each semester.

    COE 445: "Internet Information Services" - The students carry out projects simulating and investigating several Internet services. The course enrollment is about 10-20 students each semester.

    COE 485: "Senior Design Project" - OPNET is used to conduct several senior design projects.

    ICS 432: "Computer Network Systems" - The students carry out projects simulating and investigating several computer network systems issues. The course enrollment is about 10-20 students each semester.

    ICS 444: "Computer and Network Security" - OPNET may be used by the students for their project. The course enrollment is about 10-20 students each semester.

    Electrical Engineering students are frequently using OPNET in their undergraduate courses.

    Senior Design Projects – Samples:

     UMTS/WLAN integration

     A study of Network Design, Modeling, Simulation, and Performance

     Simulation study of Internet Routing Protocols using OPNET

     Performance study of wireless LAN

     Simulation Study of Wireless Ad Hoc network routing protocol

     Modeling and simulation environment for NG WNetworks

     Scheduling Algorithms for Wireless Ad-Hoc Networks

     OPNET-WirelssLAN

     OPNET-CCSE -NET characterization

     Design and simulate a university internetwork using OPNET

     Design of a Wireless Ad-hoc network

     Ethernet Traffic study on a multiserver network

 

  • Graduate Level:

    COE 540:  "Computer Networks" - OPNET is introduced as a simulation and performance evaluation tool for graduate students that are willing to pursue their course work or research with this tool. OPNET Modeler is used. Some students are using the IT GURU in this course.   

    COE 541: "Local and Metropolitan Area Networks" - OPNET WLAN module is used by some graduate students for their term project. Projects typically involve LAN and WLAN simulations and characterizations.   

    COE 543: "Mobile Computing and Wireless Networks" - OPNET WLAN module is used by some graduate students for their term project. Projects typically involve WiFi, UMTS networks and potentially WiMAX. OPNET Modeler and wireless modules are used.   

    CSE 550: "Computer Network Design" - OPNET is used by the graduate students for their term project.

 

Authored papers:

o  M. Abu-Amara, A. Al-Baiz, A. Mahmoud, M. Sqalli, and F. Azzedin, A Scalable NAT-Based Solution to Internet Access Denial by Higher-tier ISPs, Journal of Security and Communication Networks (SCN), John Wiley, 2012 (Accepted).

o  Ashraf Mahmoud, Ahmad Salam Alrefai, Marwan Abu-Amara, Mohammed Sqalli, and Farag Azzedin, Qualitative Analysis of Methods for Circumventing Malicious ISP Blocking, Arabian Journal for Science and Engineering (AJSE), 2012 (Accepted).

o    Marwan Abu-Amara, Mohammed A.K. Asif, Mohammed H. Sqalli, Ashraf Mahmoud, and Farag Azzedin, “Resilient Internet Access Using Tunnel-Based Solution for Malicious ISP Blocking, submitted to the 3rd International Conference Communication Software and Networks (ICCSN), May 2729, 2011, Xi'an, China.

o    Abdulaziz Al-Baiz, Marwan Abu-Amara, Ashraf Mahmoud, Mohammed H. Sqalli, and Farag Azzedin,  “Internet Access Denial By Higher-Tier ISPs: A NAT-Based Solution, submitted to the 24th Canadian Conference on Electrical and Computer Engineering (CCECE), May 8-11, 2011, Niagara Falls, Ontario, Canada.

o        A. Al-Helali, A. Mahmoud, T. Kharoubi, T. Sheltami, “Analysis of Handoff Delay Components for Mobile IP-Based 3GPP UMTS/WLAN Interworking Architecture,” Proceedings of The Second International Workshop on Applications of Ad hoc and Sensor Networks (AASNET '09), May 26-29, 2009, Bradford, UK.

o    A. Al-Helali, A. Mahmoud, T. Kharoubi, T. Sheltami, “Simulation Of A Novel Dual-Mode User Equipment Design For B3G Networks Using OPNET,” Proceedings of the Third International Conference on Modeling, Simulation and Applied Optimization (ICMSAO’09), Sharjah,U.A.E. January 20-22, 2009.

o    Salah, K., Calyam, P., and Buhari, M., “Assessing Readiness of IP Networks to Support Videoconferencing using OPNET,” International Journal of Network and Computer Applications, Elsevier Science, Vol. 31(4) (2008), pp. 921-943.

o    A. Al-Helali, A. Mahmoud, T. Kharoubi, T. Sheltami, “A Novel Dual-Mode User Equipment Design and Enhanced Gateway Selection Algorithm for B3G Networks,” submitted to AICCSA -08, Doha, Qatar April 1-4, 2008.

o    M. Abu-Amara, A. Mahmoud, T. Sheltami, A. Al-Shahrani, K. Al- Otaibi, S. Rehman, and T. Anwar, “Performance of UMTS/WLAN Integration at Hot-Spot Locations Using OPNET,” IEEE GCC 2007, 11-14 November, 2007, Manama, Bahrain.

o    S. Asadullah, A. Mahmoud, M. Abu Amara, “Vertical Handoff Characterization for SIP and mSCTP Based UMTS-WLAN Integration Solutions,” IEEE GCC 2007, 11-14 November, 2007, Manama, Bahrain.

o    Salah, K., “On the Deployment of VoIP in Ethernet Networks: Methodology and Case Study,” International Journal of Computer Communications, Elsevier Science, Vol. 29(8) (2006), pp. 1039-1054.

o    Salah, K., “An Analytical Approach for Deploying Desktop Videoconferencing,” IEE Proceedings - Communications, Vol. 153 (3) (2006), pp. 434-444.

o   Salah, K., and Alkhoraidly, A., “An OPNET-based Simulation Approach for Deploying VoIP,” International Journal of Network Management, John Wiley, Vol. 16(3) (2006), pp. 149-183.

o    A. Mahmoud, T. Sheltami, M. Abu Amara, E. Rahman, J. Jaffar, “WLAN Integration For Future Generation Mobile Network Operators – A Case Study,” Proceedings of 18th National Computer Conference (NCC 18), March 26-29, 2006, Riyadh - Saudi Arabia, pp. 47-54.

o    U. Baroudi, "Performance Analysis of Internet Applications over an Adaptive IEEE 802.11 MAC Architecture", the Special Conference Issue of J Franklin Institute, Accepted may appear in 2006.

o    Md. Golam Kaosar, Hafiz M. Asif, Tarek R. Sheltami, and Ashraf S. Hasan Mahmoud, “Simulation-Based Comparative Study of On Demand Routing Protocols for MANET”, to appear in the International Conference on Wireless Networking and Mobile Computing (ICWNMC'05), 28 - 30 December 2005, Velammal Nagar, Ambattur-Redhills Road, Chennai.

o    U. Baroudi, S. Bawazeer and W. Hamer, "Simulation Study on Internet Applications over DSL Access Network: KFUPM Campus as an Example", the International conference on Information and Computer Science (ICICS 2004), pp.386-396.

OPNET Technologies, Inc. is a leading provider of solutions for managing networks and applications. OPNET's best-in-class solutions address application troubleshooting, application monitoring, network monitoring, network configuration management, capacity management, and network simulation. OPNET’s solutions have been operationally proven in thousands of customer environments worldwide, including corporate and government enterprises, government and defense agencies, network service providers, and network equipment manufacturers. For more information about OPNET and its products, visit www.opnet.com.