• Install Ubuntu 14.04.1 LTS.
• Configure Security & Privacy settings.
• Configure networking.
• Install OpenSSH server.
• Install and configure NTP.
• Install git, cmake.

• Install prerequisites:

  apt-get install libelf-dev uuid-dev libpcap0.8-dev

• Compile and install:

  git clone git://github.com/GNS3/dynamips.git
  cd dynamips
  mkdir build
  cd build
  cmake ..
  make
  sudo make install

• Install pip:

  sudo apt-get install python3-pip

• Install pyzmq:

  sudo apt-get install python3-zmq

• Install tornado:

  sudo apt-get install python3-tornado

• Install netifaces:

  sudo apt-get install python3-netifaces

• Install gns3-server:

  git clone https://github.com/GNS3/gns3-server.git
  cd gns3-server
  sudo python3 setup.py install

• Install:

  git clone https://github.com/GNS3/gns3-gui.git

• Install PyQt:

  sudo apt-get install python3-pyqt4
  cd gns3-gui
  sudo python3 setup.py install

gns3-server
gns3-gui