Install NS 2.34 in Ubuntu 10.10

1. Download & install some packages from repository by following commands :

• $ sudo apt-get update
• $ sudo apt-get install build-essential autoconf automake libxmu-dev 

2. Download  ns-2.34 and extract in your home directory.

3. Install the development files for X Windows plus the g++ compiler:

• sudo apt-get install xorg-dev g++ xgraph

4.  Edit line 6304 of "otcl-1.13/configure"  from SHLIB_LD="gcc -shared" to SHLIB_LD="ld -shared"

5. Now run command in terminal : 

• $  ./install

6. Set environment variables

• $ gedit ~/.bashrc

7. Add the following lines to the end of the file. Remember replace “/your/path” by the folder where you have     stored extracted the ns-2 file (For example, if your Linux account name is blackpearl, and you have

    extracted  the file to your home directory, you have to change /your path to /home/blackpearl).

# LD_LIBRARY_PATH

OTCL_LIB=/your/path/ns-allinone-2.35/otcl-1.14

NS2_LIB=/your/path/ns-allinone-2.35/lib

X11_LIB=/usr/X11R6/lib

USR_LOCAL_LIB=/usr/local/lib

export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$OTCL_LIB:$NS2_LIB:$X11_LIB:$USR_LOCAL_LIB

# TCL_LIBRARY

TCL_LIB=/your/path/ns-allinone-2.35/tcl8.5.10/library

USR_LIB=/usr/lib

export TCL_LIBRARY=$TCL_LIB:$USR_LIB

# PATH

XGRAPH=/your/path/ns-allinone-2.35/bin:/your/path/ns-allinone-2.35/tcl8.5.10/unix:/your/path/ns-allinone-2.35/tk8.5.10/unix

NS=/your/path/ns-allinone-2.35/ns-2.35/

NAM=/your/path/ns-allinone-2.35/nam-1.15/

export PATH=$PATH:$XGRAPH:$NS:$NAM

8. Ensure that it immediately takes effect:

• $ source ~/.bashrc

9. You can test the installation by doing the following:

• $ cd ns-2.35
• $ ./validate