1) Download 'ns-allinone-2.35' from :
http://sourceforge.net/projects/nsnam/files/allinone/ns-allinone-2.35/ns-allinone-2.35.tar.gz/download
2) Extract the downloaded zip file 'ns-allinone-2.35.tar.gz file' to desktop.
3) Now you need to download some essential packages for ns2,these packages can be downloaded by using the following command : applications>accessories>terminal or dashhome>trminal
then type the below line on the terminal window
"sudo apt-get install build-essential autoconf automake libxmu-dev libtool gcc"
or type this command
"sudo apt-get install autoconf automake gcc g++ build-essential libxmu-dev libtool libxt-dev"
4) Now change your directory(here i have already extracted the downloaded files to desktop,so my location is desktop) type the following codes in the command window to install NS2.
cd Desktop
cd ns-allinone-2.35
./install
The installation procedure will take a few minutes..........
5) After compleating the installation type the following command in the command window
gedit ~/.bashrc
6) Now an editor window appears,please copy and paste the follwing codes in the end of the text file (note that '/home/abhiram/Desktop/ns-allinone-2.35/octl-1.14' in each line in the below code should be replaced with your location where the 'ns-allinone-2.35.tar.gz'file is extracted)
# LD_LIBRARY_PATH
OTCL_LIB=/home/abhiram/Desktop/ns-allinone-2.35/otcl-1.14
NS2_LIB=/home/abhiram/Desktop/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:$USR_LOCAL_LIB
# TCL_LIBRARY
TCL_LIB=/home/abhiram/Desktop/ns-allinone-2.35/tcl8.5.10/library
USR_LIB=/usr/lib
export TCL_LIBRARY=$TCL_LIB:$USR_LIB
# PATH
XGRAPH=/home/abhiram/Desktop/ns-allinone-2.35/bin:/home/abhiram/Desktop/ns-allinone-2.35/tcl8.5.10/unix:/home/abhiram/Desktop/ns-allinone-2.35/tk8.5.10/unix
NS=/home/abhiram/Desktop/ns-allinone-2.35/ns-2.35/
NAM=/home/abhiram/Desktop/ns-allinone-2.35/nam-1.15/
PATH=$PATH:$XGRAPH:$NS:$NAM
7) Save and close the text editor and then type the following command on the terminal
source ~/.bashrc
8) Close the terminal window and start a new terminal window and now change the directory to ns-2.35 and validate ns-2.35 by exicuting the following command ( it takes 30 to 45 minutes)
cd ns-2.35
./validate
9) If the installation is successful, then you will be able to see % at the command prompt while typing the following command
ns
10) Now type
exit
Hello, this post explains how to install ns2 in Ubuntu 21.04. 1) First you have to download ns2 all-in-one package from following link; http://sourceforge.net/projects/nsnam/files/allinone/ns-allinone-2.35/ns-allinone-2.35.tar.gz/download 2) Extract the downloaded zip file 'ns-allinone-2.35.tar.gz file' to home folder. 3) Now you need to download some essential packages for ns2,these packages can be downloaded by using the following commands : applications>accessories>terminal or dashhome>terminal and then type the below lines one by one on the terminal window sudo apt-get update sudo apt-get dist-upgrade sudo apt-get update 4) Install the basic libraries; sudo apt install build-essential autoconf automake libxmu-dev 5) Install gcc and g++ and for that please do following; open the file using sudo mode sudo nano /etc/apt/sources.list Include the following line in list; deb http://in.archive.ubuntu.com/ubuntu bionic main universe then open terminal and exec
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