How to install GNS3 in Ubuntu 17.04
How to install GNS3 in Ubuntu 17.04
GNS3 or Graphical Network Simulator-3 is a network software emulator that allows the network engineers to simulate, test and troubleshoot a virtual as well as a real network environment. It uses the Dynamips emulation software. It also enables the user to run a small network topology in communicating devices such as laptops, desktops, servers, switches and routers. This article explains the installation procedure of GNS3 in Ubuntu 17.04.
Features
- Can be used as a proof of concept or client demonstration for commercial purposes
- Multi vendor interoperability
- Good for real-time network simulation for pre-deployment testing
- Quickly run and test multiple hardwares without the need for a physical hardware
Installation procedure
To start with the installation procedure, add the repo by executing the following command.
root@linuxhelp:~# add-apt-repository ppa:gns3/ppa
PPA for GNS3 and Supporting Packages. Please see http://www.gns3.com for more details
More info: https://launchpad.net/~gns3/+archive/ubuntu/ppa
Press [ENTER] to continue or ctrl-c to cancel adding it
gpg: keybox ' /tmp/tmp3a2u0ot6/pubring.gpg' created
gpg: /tmp/tmp3a2u0ot6/trustdb.gpg: trustdb created
gpg: key 9A2FD067A2E3EF7B: public key " Launchpad PPA for GNS3" imported
gpg: Total number processed: 1
gpg: imported: 1
OK
Next update the repo by running the apt-get update command.
root@linuxhelp:~# apt-get update
Hit:1 http://security.ubuntu.com/ubuntu zesty-security InRelease
Get:2 http://ppa.launchpad.net/gns3/ppa/ubuntu zesty InRelease [15.4 kB]
Hit:3 http://in.archive.ubuntu.com/ubuntu zesty InRelease
Hit:4 http://in.archive.ubuntu.com/ubuntu zesty-updates InRelease
Get:5 http://ppa.launchpad.net/gns3/ppa/ubuntu zesty/main i386 Packages [1,708 B]
Hit:6 http://in.archive.ubuntu.com/ubuntu zesty-backports InRelease
Get:7 http://ppa.launchpad.net/gns3/ppa/ubuntu zesty/main amd64 Packages [1,704 B]
Get:8 http://ppa.launchpad.net/gns3/ppa/ubuntu zesty/main Translation-en [836 B]
Fetched 19.6 kB in 3s (5,455 B/s)
Reading package lists... Done
The target system is updated with the required repositories and now to install the GNS3 by executing the following command.
root@linuxhelp:~# apt-get install gns3-gui
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following additional packages will be installed:
augeas-lenses bridge-utils cpu-checker cpulimit dmeventd dns-root-data
dnsmasq-base dynamips ebtables geoip-database-extra gns3-server
.
.
.
.
Processing triggers for libc-bin (2.24-9ubuntu2) ...
Processing triggers for ureadahead (0.100.0-19) ...
Processing triggers for systemd (232-21ubuntu2) ...
Processing triggers for initramfs-tools (0.125ubuntu9) ...
update-initramfs: Generating /boot/initrd.img-4.10.0-19-generic
The application has been installed successfully in the target system. Now run the “ gns3” command on the terminal for open the GNS3 application.
root@linuxhelp:~# gns3
your locale en_IN.ISO8859-1 encoding is not UTF-8, switching to the UTF-8 version...
2017-08-01 12:43:15 INFO root:126 Log level: INFO
2017-08-01 12:43:15 INFO main:252 GNS3 GUI version 2.0.3
2017-08-01 12:43:15 INFO main:253 Copyright (c) 2007-2017 GNS3 Technologies Inc.
2017-08-01 12:43:15 INFO main:255 Application started with /usr/bin/gns3
The GNS3 application has been installed successfully in the system.
The installation of GNS3 application is shown above. It is a cross-platform application.
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