setting up GNS3

setup

as user

start the network platform UI

gns3 &

local computer --or-- remote server & w/o auth

fix settings and tune the terminal

Edit > Settings

general /
/home/USER/GNS3/... ==> /home/gns3/GNS3/...
interface style: classic

binary images /
    /home/USER/GNS3/... ==> /home/gns3/GNS3/...

console applications /
#gnome-terminal -t "%d" -e "telnet %h %p"
#terminator -e "telnet %h %p" -T "%d"
terminator -e "telnet {host} {port}" -T "{name}"

create a project

File > New blank project

testnat

drag & drop the “Cloud” device and add the Libvirt bridge in there

right-click > configure

general /
show special ethernet interfaces
virbr0 Add
eth0   Delete
...    Delete

misc /
name: libvirt-nat

test connexion – drag & drop a dummy network client

VPCS

ip 192.168.122.9/24 192.168.122.1
ip dns 192.168.122.1
ping opendns.com

dynamips appliances

see gns3-appliances

diy QEMU templates

see gns3-guests

resources

https://sourceforge.net/projects/gns-3/files/Qemu%20Appliances/

https://docs-v1.gns3.com/1_3RdgLWgfk4ylRr99htYZrGMoFlJcmKAAaUAc8x9Ph8/index.html

https://github.com/GNS3/gns3-registry/tree/master/appliances

https://www.gns3.com/marketplace/appliances

https://docs.gns3.com/docs/using-gns3/advanced/create-a-new-version-for-an-appliance/

https://docs-v1.gns3.com/1_3RdgLWgfk4ylRr99htYZrGMoFlJcmKAAaUAc8x9Ph8/index.html

tuning

RouterGods - Adding serial interfaces in GNS3 https://www.youtube.com/watch?v=nMGl8M9JruU

How to add serial port on C7200 router? http://forum.gns3.net/post25282.html

Cloud how to add serial interface? https://www.gns3.com/community/featured/cloud-how-to-add-serial-interfac

A Comparison of GNS3 Terminal Applications https://rednectar.net/2013/09/09/a-comparison-of-gns3-terminal-applications/

Use custom symbols in GNS3 https://docs.gns3.com/docs/using-gns3/beginners/change-node-symbol

https://superuser.com/questions/272061/reload-a-linux-users-group-assignments-without-logging-out –> newgrp


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