The ns-3 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.
ns-3 is intended as an eventual replacement for the popular ns-2 simulator. The project acronym “nsnam” derives historically from the concatenation of ns (network simulator) and nam (network animator).
- ns-3 overview (ppt) (pdf)
- Getting Started
Downloads
ns-3 is written in C++ and Python and is available as source code releases for Linux and Unix variants, OS X, and Windows via Cygwin or MinGW.Latest stable release: ns-3.1 (June 30, 2008)
Latest development release: ns-3.1-RC3 (ns-3.1 Release Candidate 3),
Older releases: See the downloads page.
Roadmap and Current Development
Our next stable release is scheduled for August or September 2008. The summary ns-3 roadmap lists some future release plans.
Current development efforts are being tracked at this page. Our main development tree is the ns-3-dev repository. Please see our Getting Started page for how to work from the development branch.
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| Cumulative lines of code changed over time, for ns-3-dev |
Contributing
Building a great network simulator for research and education requires many contributions from the networking community. We outline the many ways that users can contribute on our Contributing web page.
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