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How to Install GNS3 on Ubuntu 16.04
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How to Install GNS3 on Ubuntu 16.04

To Install gns3 on Ubuntu 16.04

GNS3 is a graphical network simulator to design complex network.This is used to configure devices ranging from simple workstations to powerful Cisco routers. It is based on Dynamips, Pemu/Qemu and Dynagen. Installation of GNS3 on Ubuntu 16.04 is explained.

Features

  • Design of high quality and complex network topologies
  • Emulation of many Cisco router platforms and PIX firewalls
  • Simulation of simple Ethernet, ATM and Frame Relay switches
  • Connection of the simulated network to the real world
  •  Packet capture using Wireshark

To Install gns3

Before installing, add gns3 repo file by using 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: keyring `/tmp/tmpxpinmde8/secring.gpg' created
gpg: keyring `/tmp/tmpxpinmde8/pubring.gpg' created
gpg: requesting key A2E3EF7B from hkp server keyserver.ubuntu.com
gpg: /tmp/tmpxpinmde8/trustdb.gpg: trustdb created
gpg: key A2E3EF7B: public key "Launchpad PPA for GNS3" imported
gpg: Total number processed: 1
gpg:               imported: 1  (RSA: 1)
OK

Update the repo by using the following command.

root@linuxhelp:~# apt-get update
Hit:1 http://in.archive.ubuntu.com/ubuntu xenial InRelease
Get:2 http://in.archive.ubuntu.com/ubuntu xenial-updates InRelease [94.5 kB]
Hit:3 http://in.archive.ubuntu.com/ubuntu xenial-backports InRelease
Hit:4 http://ppa.launchpad.net/enlightenment-git/ppa/ubuntu xenial InRelease                   
Hit:5 http://security.ubuntu.com/ubuntu xenial-security InRelease                              
Get:6 http://ppa.launchpad.net/gns3/ppa/ubuntu xenial InRelease [17.5 kB]
Get:7 http://ppa.launchpad.net/gns3/ppa/ubuntu xenial/main amd64 Packages [1,664 B]            
Get:8 http://ppa.launchpad.net/gns3/ppa/ubuntu xenial/main i386 Packages [1,664 B]             
Get:9 http://ppa.launchpad.net/gns3/ppa/ubuntu xenial/main Translation-en [836 B]              
Fetched 116 kB in 6s (16.8 kB/s)                                                               
Reading package lists... Done

After the updation is completed, install gns3 as follows.

root@linuxhelp:~# apt-get install dynamips gns3
Reading package lists... Done
Building dependency tree       
Reading state information... Done
.
.
.
.
Setting up libwiretap5:amd64 (2.0.2+ga16e22e-1) ...
Setting up libwireshark6:amd64 (2.0.2+ga16e22e-1) ...
Setting up wireshark-common (2.0.2+ga16e22e-1) ...
Setting up wireshark-qt (2.0.2+ga16e22e-1) ...
Setting up wireshark (2.0.2+ga16e22e-1) ...
Processing triggers for libc-bin (2.23-0ubuntu3) ...

To Launch the gns3 application

Open the GNS3 application.
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To configure the project settings
2.1
Set project path
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Set Dynamips executable path and test it.
4Select networks and switch images.
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After that click “close”. Now the gns project wizard is ready to use.
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The sample setup appears as follows.
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After completing the project click “save project”.
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Enter a project name, path and Click OK.
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