Ns-3.20

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This page summarizes the release planning for ns-3.20. The ns-3 release process is listed here and here.

The release manager is Tom Henderson.

Release schedule

ns-3.20 is scheduled for April 2014 early June 2014.

The first release candidate is:

• June 1, 2014

Fixes to the following bugs are still being considered for ns-3.20:

• [bug 1770 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1770] mesh test crashing
• [bug 1919 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1919] Strip trailing semi-colons from mobility trace files
• [1] Remove spaces from DSR attributes so can be re-loaded by config-store

Packaging

ns-3.20 will be packaged as a source tarball as before: ns-allinone-3.20.tar.bz2.

The tarball will contain:

• pybindgen
• netanim-3.105
• ns-3.20
• bake

where bake is used to fetch optional ns-3 components, including DCE.

A patch from ns-3.19 to ns-3.20 will also be posted.

Release platforms

Our primary platforms for this release are planned to be:

• Fedora 20 (32/64 bit systems)
• Ubuntu 13.10 and 14.04 (32/64 bit systems)
• Ubuntu 12.04 LTS and 10.04 LTS (64 bit)
• CentOS/RHEL 6.4 (64-bit)
• Mac OS 10.9 Mavericks (64 bit) with Xcode 5.1
• FreeBSD 9.2 (64 bit)

Remaining work before release

New features

No further new features will be added.

• Lr-Wpan (https://codereview.appspot.com/89730043)
  • Status: Merged
• WiFi sleep mode (https://codereview.appspot.com/57210044/)
  • Status: Plan to defer until post-release.
• PacketSocket application (https://codereview.appspot.com/45320043/)
  • Status: Plan to defer until post-release
• Flow Monitor IPv6 support (https://www.nsnam.org/bugzilla/show_bug.cgi?id=1818)
  • Status: Merged
• Adding A-MPDU aggregation (https://codereview.appspot.com/14549044/)
  • Status: Plan to defer until post-release

Bugs in core or build system

• bug 1900 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1900 time arithmetic consistency across platforms
  • Status: Fixed for ns-3.20
• bug 1898 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1898 problem with click
  • Status: Fixed
• bug https://www.nsnam.org/bugzilla/show_bug.cgi?id=1857 boost library detection
  • Status: Fixed
• bug 1868 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1868 fstrict-overflow fixes
  • Status: Fixed
• bug 1847 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1847 test.py output for failed tests
  • Status: Fixed

Bugs in models to fix

• bug 1770 (mesh) https://www.nsnam.org/bugzilla/show_bug.cgi?id=1770 selected mesh tests failing
  • Status: May still be fixed for ns-3.20.
• bug 1831 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1831 TCP slow start tracing
  • Status: Slipping to 3.21 with code refactoring and attribute name changes.
• bug 1858 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1858 Wireless examples
  • Status: Slipping to 3.21
• bug 1824 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1824 (bind2netdevice for IPv6)
  • Status: Slipping to 3.21
• bug 1758 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1758 (missing 802.11n error rate models )
  • Status: Slipping to 3.21
• bug 1557, 1553 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1557 openflow patches
  • Status: slipping to 3.21
• 1205 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1205 EDCA incorrectly identified as DCF
  • Status: slipping to 3.21

Bugs in models fixed

• bug 1276 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1276 NIST error rate model optimization
• bug 1817 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1817 IP ID for each protocol
• bug 1873 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1873 Energy source/container confusion
• bug 1829 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1829 TCP socket forking
• bug 1791 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1791 TCP endpoint deallocation
• bug 1903 (Olsr) https://www.nsnam.org/bugzilla/show_bug.cgi?id=1903 fix namespace usage
• bug 1876 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1876 (olsr HNA access)
• bug 1850 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1850 TCP NewReno patch
• bug 1717 https://www.nsnam.org/bugzilla/show_bug.cgi?id=1717 patch to detect unsettable attributes
• bug 1895 and bug 1872 (dsr) https://www.nsnam.org/bugzilla/show_bug.cgi?id=1895 DSR fixes

Other merges

• Nicola to merge some additional LTE patches.