Network Simulator

ns-3 is a discrete-event network simulator for Internet systems, targeted primarily for research and educational use. ns-3 is free software, licensed under the GNU GPLv2 license, and is publicly available for research, development, and use.

Recent News

  • WNS3 dates and venue announced

    The project will be holding its annual meeting during the week of June 15, 2020, in Gaithersburg, MD, hosted by NIST. The Workshop on ns-3 Call for Papers is posted; the paper submission deadline is February 16, 2020.

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  • ns-3 GSoC program concludes

    Four students successfully completed Google Summer of Code with the ns-3 project:

    • Tommaso Zugno, Integration of the 3GPP TR 38.901 channel model in the ns-3 spectrum module
    • Liangcheng Yu, Framework of Studying Flow Completion Time Minimization for Data Center Networks in ns-3
    • Mishal Shah, Improving the ns-3 AppStore and linking with bake
    • Apoorva Bhargava, TCP Testing and Alignment Thanks to both the students and mentors for their efforts. A project summary of each project can be found here.

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  • ns-3.30 released

    The ns-3.30 release is now available, due to contributions from twenty-eight authors. ns-3.30 is the first mainline release in nearly a year, and contains refactoring and enhancements of the wifi and lte modules to support the emerging models (under current development) of 802.11ax and 5G NR, respectively. The following additional features may be found in the release:

    • Radio Link Failure (RLF) functionality for LTE is now supported.
    • Cobalt queue disc model for traffic control
    • Wi-Fi preamble detection can now be modelled and is enabled by default.
    • 802.11ax spatial reuse features are now supported.

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Google Code-in

ns-3 is participating in Google Code-in, through January 23

More information