Install NS2 (ns-2.35) in Ubuntu 11.10
Install Ubuntu 11.10 Download NS-2.35 ( http://sourceforge.net/projects/nsnam/files/allinone/ns-allinone-2.35/ns-allinone-2.35.tar.gz/download ) Unzip or untar it to any folder (recommended is /home/ loginname) using the following commands one by one sudo apt-get update Using cd command go into appropriate folder, where the .gz file exists, and then execute below commands tar zxvf ns-allinone-2.35.tar.gz sudo apt-get install build-essential autoconf automake libxmu-dev cd ns-allinone-2.35 ./install Once installed the PATH information will be provided to you. So dont close the terminal after installation complete, because you dont get path again.) You will see some configuration in some last lines of completed installation as shown below. Please put /home/Shreeji/Desktop/NS-Installation/ns-allinone- 2.34/bin:/home/Shreeji/Desktop/NS-Installation/ns-allinone- 2.34/tcl8.4.18/unix:/home/Shreeji/Desktop/NS-Installation/ns-allinone