Unattended installation of NetSim can be performed via command line by passing a few additional arguments to the executable (.exe) as shown below.

i. /silent=1 : will install all Third party softwares silently
ii. /S : will Install NetSim itself Silently

Follow the steps give below to install NetSim silently:

  1.  Open Command prompt and change the current directory to the path where NetSim software setup (.exe) is present.
  2.  To the exe pass run-time arguments /S and /silent=1 as illustrated below:
  3. NetSim installation along with the associated third party tools may take up to 10 minutes.
  4. In-order to verify whether the installation is complete:
    • Once NetSim shortcut is created in the desktop, right click on it and select "Open file location". This will take you to <NetSim_Install_Direcory>/bin folder. 
    • Go to the previous directory that is <NetSim_Install_Direcory> and check if uninstaller (uninst.exe) has got created. 
    • Else wait till it gets created.
  5. Double click on NetSim shortcut created in the desktop to start NetSim.
  6. Installation can be considered successful if the NetSim License Screen, asking for NetSim License Server IP address is displayed as shown below:


  • This feature is available from NetSim v10 onwards.
  • NetSim silent installer skips installation of the following third party tools which does not support silent installation:
    • Python 2.7 pywin32-220 (Required for interfacing NetSim with SUMO) 
    • WinPcap (Required for Wireshark to perform packet capture from the network interfaces available in the system.

(NOTE:  Third party tools version may vary for higher versions of NetSim.

              Python 3.7.4 gets installed silently for NetSim v12.1 silent installation, however, pywin32-224 installation needs user                 permissions to get installed)