From the NS-3 home page: 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.


  • 3.24.1

Authorized Users

  • CIRCE account holders
  • SC account holders


  • CIRCE cluster
  • SC cluster


NS-3 requires the following module file to run:

  • apps/ns3/3.24.1

Running NS-3 on CIRCE/SC

The NS-3 user guide is essential to understanding the application and making the most of it. The guide and this page should help you to get started with your simulations. Please refer to the Documentation section for a link to the guide.

  • Note on CIRCE: Make sure to run your jobs from your $WORK directory!
  • Note: Scripts are provided as examples only. Your SLURM executables, tools, and options may vary from the example below. For help on submitting jobs to the queue, see our SLURM User’s Guide.

Starting the binary

  • The only step needed to access NS-3’s libraries/includes is to load the NS-3 module as described above. Once you’ve done so, you can start accessing it in your C code:
[user@login0 ~]$ module load apps/ns3/3.24.1


Home Page, User Guides, and Manuals

Benchmarks, Known Tests, Examples, Tutorials, and Other Resources

  • NS-3 Examples
    • /apps/ns3/3.24.1/examples

More Job Information

See the following for more detailed job submission information:

Reporting Bugs

Report bugs with NS-3 to the IT Help Desk: rc-help@usf.edu