Installing a graphical network simulator GNS3 is quite easy for Ubuntu based distribution for 64-bit systems. Tested using Ubuntu 16.04.
sudo add-apt-repository ppa:gns3/ppa
sudo apt-get update
sudo apt-get install gns3-gui
few packages will be installed aside from the gns3-gui , gns3-server
qemu
wireshark
dynamips
cpu-checker
Type “gns3” in command line to launch the application. Enjoy!
tux@freelinux:~$ sudo add-apt-repository ppa:gns3/ppa
Swipe your finger across the fingerprint reader
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/tmplevn08nn/secring.gpg’ created
gpg: keyring `/tmp/tmplevn08nn/pubring.gpg’ created
gpg: requesting key A2E3EF7B from hkp server keyserver.ubuntu.com
gpg: /tmp/tmplevn08nn/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
tux@freelinux:~$ sudo apt-get update
tux@freelinux:~$ sudo apt-get install gns3-gui
Reading package lists… Done
Building dependency tree
Reading state information… Done
The following package was automatically installed and is no longer required:
ubuntu-core-launcher
Use ‘sudo apt autoremove’ to remove it.
The following additional packages will be installed:
cpu-checker cpulimit dynamips freerdp-x11 geoip-database-extra gns3-server
ipxe-qemu javascript-common libaio1 libavahi-gobject0 libboost-random1.58.0
libboost-thread1.58.0 libc-ares2 libcacard0 libfdt1 libfreerdp-rail1.1
libgtk-vnc-2.0-0 libgvnc-1.0-0 libiscsi2 libjs-openlayers libnl-route-3-200
libqgsttools-p1 libqt5clucene5 libqt5designer5 libqt5help5
libqt5multimedia5-plugins libqt5multimediawidgets5 librados2 librbd1
libsdl1.2debian libsmi2ldbl libspice-client-glib-2.0-8
libspice-client-gtk-3.0-4 libspice-server1 libusbredirhost1
libusbredirparser1 libvncserver1 libwireshark-data libwireshark6 libwiretap5
libwsutil6 libxen-4.6 libxenstore3.0 libxfreerdp-client1.1 msr-tools
python3-pyqt5 python3-pyqt5.qtsvg python3-sip qemu-block-extra qemu-kvm
qemu-system-arm qemu-system-common qemu-system-x86 qemu-utils seabios
sharutils spice-client-glib-usb-acl-helper ubridge vinagre vpcs wireshark
wireshark-common wireshark-qt x11vnc x11vnc-data xvfb
Suggested packages:
gns3 apache2 | lighttpd | httpd snmp-mibs-downloader wireshark-doc
python3-pyqt5-dbg samba vde2 sgabios ovmf debootstrap bsd-mailx | mailx
The following NEW packages will be installed:
cpu-checker cpulimit dynamips freerdp-x11 geoip-database-extra gns3-gui
gns3-server ipxe-qemu javascript-common libaio1 libavahi-gobject0
libboost-random1.58.0 libboost-thread1.58.0 libc-ares2 libcacard0 libfdt1
libfreerdp-rail1.1 libgtk-vnc-2.0-0 libgvnc-1.0-0 libiscsi2 libjs-openlayers
libnl-route-3-200 libqgsttools-p1 libqt5clucene5 libqt5designer5 libqt5help5
libqt5multimedia5-plugins libqt5multimediawidgets5 librados2 librbd1
libsdl1.2debian libsmi2ldbl libspice-client-glib-2.0-8
libspice-client-gtk-3.0-4 libspice-server1 libusbredirhost1
libusbredirparser1 libvncserver1 libwireshark-data libwireshark6 libwiretap5
libwsutil6 libxen-4.6 libxenstore3.0 libxfreerdp-client1.1 msr-tools
python3-pyqt5 python3-pyqt5.qtsvg python3-sip qemu-block-extra qemu-kvm
qemu-system-arm qemu-system-common qemu-system-x86 qemu-utils seabios
sharutils spice-client-glib-usb-acl-helper ubridge vinagre vpcs wireshark
wireshark-common wireshark-qt x11vnc x11vnc-data xvfb
0 upgraded, 67 newly installed, 0 to remove and 0 not upgraded.
Need to get 67.0 MB of archives.
After this operation, 279 MB of additional disk space will be used.
Do you want to continue? [Y/n] y
–omitted–
Fetched 67.0 MB in 3min 15s (343 kB/s)
Extracting templates from packages: 100%
Preconfiguring packages …
To run, use the command “gns3 &”
tux@freelinux:~$ gns3 &
[1] 4049
tux@freelinux:~$ GNS3 GUI version 1.5.3
Copyright (c) 2007-2017 GNS3 Technologies Inc.
2017-02-05 15:47:44 INFO logger.py:107 Log level: INFO
2017-02-05 15:47:44 ERROR __init__.py:144 vmware command not found
2017-02-05 15:47:44 INFO servers.py:103 New local server connection http://127.0.0.1:3080 registered
2017-02-05 15:47:44 INFO __init__.py:181 VPCS module reset
2017-02-05 15:47:44 INFO __init__.py:322 Dynamips module reset
2017-02-05 15:47:44 INFO __init__.py:262 IOU module reset
2017-02-05 15:47:44 INFO __init__.py:256 QEMU module reset
2017-02-05 15:47:44 INFO __init__.py:302 VirtualBox module reset
2017-02-05 15:47:44 INFO __init__.py:369 VMware module reset
2017-02-05 15:47:44 INFO __init__.py:193 Docker module reset
2017-02-05 15:47:44 INFO __init__.py:70 Built-in module reset
2017-02-05 15:47:44 INFO topology.py:408 Topology reset
2017-02-05 15:47:45 INFO servers.py:540 Starting local server process with “/usr/bin/gns3server” –host=127.0.0.1 –port=3080 –local –controller –log=”/home/tux/.config/GNS3/gns3_server.log” –pid=”/home/tux/.config/GNS3/gns3_server.pid”
2017-02-05 15:47:45 INFO servers.py:553 Local server process has started (PID=4058)
To install a shortcut launcher for GNS3, follow this simple step below:
https://freelinuxtutorials.com/quick-tips-and-tricks/quick-tip-create-gns3-launcher-ubuntu-linux/
