The next screen configures the application to connect to the local machine running GNS3 server. The examples in this article are performed on the local machine. The options on the first screen allow users to either setup an isolated VM environment, run the topologies from the local computer, or to use a remote server.
Opening GNS3 for the first time will open the Setup Wizard. When the installation is complete, an icon will be placed among the applications for GNS3.
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To use Spice/VNC as a console install the virt-viewer package. This allows the software to utilize the computer’s hardware to increase the performance when running the appliances. GNS3 requires a computer with virtualization capabilities. The dedicated servers can be installed on bare-metal or as a virtual machine. This is useful for teams to collaborate while working on a project, or problem. The reason for the separate packages is because GNS3 can be configured as a dedicated server. From the command-line type: sudo dnf install gns3-server gns3-gui Installationįor Fedora users, GNS3 can be easily installed from the official repository.
This adds great credibility to the power and reliability this open-source tool provides.
Even renown banks and telecom companies are included in the list. Companies using it span from tech businesses like Intel, to scientific organizations like NASA. If you’re designing and testing proof-of-concept ideas, recreating environments for troubleshooting, or want to delve into the world of network engineering, GNS3 might be for you.Īs seen on their website, GNS3 is well acquainted in the enterprise world. GNS3 also has the capability to utilize containers. These appliances range from Cisco routers and switches to nodes such as Windows Server, CentOS, and Fedora. The software can virtualize or emulate a variety of systems called appliances. GNS3 is an amazing tool that allows IT professionals to, quite simply, create a virtual lab.
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