GNS3 on Fedora

GNS3 is based on Dynamips and Dynagen (a text-based front-end for Dynamips) to create a complex virtual Cisco networks, adding many additional features and most  importantly making it easy to create, change and save your network topologies. It was also extended for Qemu virtualizer/emulator and VirtualBox support. The next steps we will show how to […]
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KVM Installation on Fedora

Almost all new Intel and AMD x86 processors have implemented Intel VT (code named “Vanderpool”) or AMD-V (code named “Pacifica”) extension that assists virtualization. This type of virtualization is called hardware-based virtualization and it is much more efficient  comparing to software-based virtualization. Reference http://en.wikipedia.org/wiki/X86_virtualization http://en.wikipedia.org/wiki/X86#Extensions Kernel-based Virtual Machine – KVM is a virtualization solution for Linux on […]
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GNS3 Qemu Troubleshooting

Many GNS3 users use Qemu emulator to run various network OS installed on Qemu images – for example Olive, ASA, Vyatta and many others. Some users complain about not having a network connections between these devices or a console window appears and disappears  after the short time. In both cases Qemu hosts are not started […]
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