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This page summarizes the ongoing release planning for ns-3.12. Tom Henderson, John Abraham, and Mitch Watrous will be jointly managing the release.

Proposed release schedule

  1. May 25 -- ns-3.11 posted, ns-3.12 open phase begins.
  2. Wed Aug 17 -- code freeze on ns-3-dev, ns-3.12 RC1 posted
  3. Wed Aug 24 -- ns-3.12 released

Please see Release Process concerning general aspects of the release schedule.

Proposed supported platforms

  • Ubuntu 11.04 (32/64 bit)
  • Ubuntu 10.04 LTS (64 bit)
  • Fedora Core 15 (32/64 bit)
  • Mac OS X Lion and Snow Leopard (32 bit)


We will use ns-allinone-3.12.tar.bz2 packaging as before.

Contributors can also prepare rpms and debs, but these can occur after the release, and there are some lingering issues regarding these packages:

Release blockers

None at this time.

New features being considered for ns-3.12

These should be reviewed quickly to see if they can be integrated to this release.

Bugs being worked

We are trying to close these bugs for this release cycle (no guarantees that we will get them all):

Also, the collection of "set but not used" bugs (such as bugs 1147-1162). Note that the general solution for bug 1170 is still in work.

Also, the collection of RealtimeSimulatorImpl and TapBridge patches (Tom Goff is looking at):

Active reviews sliding past ns-3.12

These are not going to complete in time for the ns-3.12 release.

ns-3.12 features merged

ns-3.12 bugs fixed

This list needs updating.

Feature requests

This lists some features that have been requested but for which a patch is needed.

  • make spectrum model compatible with ns-3 WiFi
  • ns-2 packet UID feature
  • API for TOS bytes (issue 897) may wait for netfilter support
  • Chord/DHT (authors are planning to revise code based on comments)
  • app store and build system refactoring
  • fragmentation for IPv4: being worked by Vedran Miletic and Tommaso Pecorella
  • TDMA wireless model
    • being worked on by Hemanth Narra
  • Netdevice queue state support
    • being worked on by Ruben Merz