Installing ns2 on Ubuntu 11.10

Prerequisites

Install development libraries for X11:

sudo apt-get install libx11-dev libxt-dev g++


Download ns-allinone package from here:
http://www.isi.edu/nsnam/ns/ns-build.html#allinone

Untar the package

tar -xvf ns-allinone-2.35.tar.gz

Install the package:

sudo ./install


Input the required path information in .bashrc file like this

export PATH=$PATH:<Place your paths here>

export LD_LIBRARY_PATH=$LD_LIBRARY_PATH: <place the LD_LIBRARY_PATHS>

export TCL_LIBRARY=$TCL_LIBRARY:<place the TCL_LIBRARY>


After these steps, you can now run the ns validation suite with

cd ns-2.35; ./validate