Installing gns3 on Ubuntu 17.04 LTS
Example of installing gns3 on Ubuntu 17.04 LTS using the command sudo apt-get install gns3.
Quick installation of gns3:
Step 1: Update system:
sudo apt-get update
Step 2: Install: gns3
Ater updaing the OS run following command to install the packae:
sudo apt-get install gns3
Package Details | |
| Package: | gns3 |
| Version: | 0.8.7-2 |
| Maintainer: | Ubuntu Developers |
| Home page: | http://www.gns3.net/ |
| Description: | Graphical Network Simulator GNS3 is a graphical network simulator that allows simulation of complex networks and to launch simulations on them. It is an excellent complementary tool to real labs for administrators of Cisco networks or people wanting to pass their CCNA, CCNP, CCIP or CCIE certifications. It can also be used to experiment with features of Cisco IOS or to check configurations that need to be deployed later on real routers. . You may configure devices ranging from Cisco routers, Cisco PIX firewalls, Cisco ASA Firewalls, Cisco IDS to JunOS routers using Qemu or Pemu. GNS3 uses dynamips as an emulation back end, an IOS emulator which allows users to run IOS binary images from Cisco Systems. . Cisco IOS, PIX, ASA or JunOS software images are not included. |
| Distro: | Ubuntu 17.04 |
| Release: | |
| Repo/Section: | multiverse/net |
How to install gns3 on Ubuntu 17.04?
First of all update your system with the command:
sudo apt-get update
Above command will download the package lists for Ubuntu 17.04 on your system. This will update the list of newest versions of packages and its dependencies on your system.
After downloading the latest package list with the help of above you can run the installation process.
If gns3 is not installed on your compter then the command 'dpkg -L gns3' will give followin error.
deepak@deepak-VirtualBox:~$ dpkg -L gns3 dpkg-query: package 'gns3' is not installed Use dpkg --info (= dpkg-deb --info) to examine archive files, and dpkg --contents (= dpkg-deb --contents) to list their contents. deepak@deepak-VirtualBox:~$
Installing gns3:
After system update use the following command to install gns3:
sudo apt-get install gns3
Above command will confirm before installing the package on your Ubuntu 17.04 Operating System. If you are not already logged in as su, installer will ask you the root password. After completion of the installation you can use the package on your system.
How to uninstall/remove gns3 from Ubuntu 17.04?
Now we will see the commands for uninstalling the gns3 from Ubuntu 17.04. For uninstalling this package you can easily use the apt command and remove the package from Linux Operating System.
To remove the gns3 following command is used:
sudo apt-get remove gns3
Following command is used to remove the gns3 package along with its dependencies:
sudo apt-get remove --auto-remove gns3
This will remove gns3 and all its dependent packages which is no longer needed in the system.
Completely removing gns3 with all configuration files:
Following command should be used with care as it deletes all the configuration files and data:
sudo apt-get purge gns3
or you can use following command also:
sudo apt-get purge --auto-remove gns3
Above command will remove all the configuration files and data associated with gns3 package. You can can't recover the delete data, so, use this command with care.