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Category Archives: GNS3
How to add Instructions to GNS3
Have you clicked the new menu item – Help | Instructions on GNS3? This article explains how to make use of this feature, as well as point out some pitfalls along the way. Getting Started If you want a page of … Continue reading
Posted in GNS3, GNS3 WorkBench, wordpress
Tagged GNS3, GNS3 WorkBench, HTML, html editor, Plain text, Text editor
1 Comment
GNS3 Network Simulation Guide
Finally – it’s published! I can now say I’m a “published author”. Check out my new book, GNS3 Network Simulation Guide, at PACKT or Amazon. [Get 50% off til March 6 2016 by using THIS LINK] As the blurb says, it will … Continue reading
Posted in blog, CCNA, Certifications, Cisco, dynamips, GNS3, GNS3 WorkBench, ICND1, ICND2, idle-max, Idle-PC, idle-sleep, idlemax, idlepc, idlesleep, Labs, vpcs, wordpress
Tagged CCNP, Cisco certification, Cisco routers, GNS3 Network Simulation, graphical network simulator
10 Comments
GNS3 WorkBench Update
I know there are quite a few people out there waiting for a GNS3 WorkBench update. I promised that it would come soon after GNS3 0.8.5, but there have been a couple of significant developments that have caused an equally … Continue reading
Posted in GNS3, GNS3 WorkBench
Tagged CCNA, Dynamips, GNS3 WorkBench, Linux, Linux Mint, Qemu, Vyatta, Windows
4 Comments
VPCS – with new hypervisor function
The Virtual PC Simulator (VPCS) has been a great help to many users of GNS3 and GNS3 WorkBench. (if you are unfamiliar with VPCS, you might like to take this tutorial). One of the limitations that VPCS has is that … Continue reading
A Comparison of GNS3 Terminal Applications
If you are new to GNS3, you may not realise what a difference your choice of Terminal Application can make to your productivity. If you then use the same terminal application when you are at the coalface configuring routers, you … Continue reading
How to compile dynamips on Linux Mint 15.0 Cinnamon
The latest dynamips wasn’t available on the .deb distribution yet, so I tried to compile my own. It wasn’t exactly hard, but took a bit of assumed knowledge and Googling to get it figured out. Start by making sure you … Continue reading
VIRL and GNS3. One day all routers will be virtual
Preamble If you don’t know what VIRL (Virtual Internet Routing Lab) is, read this. If you don’t know what GNS3 is, read this. The question is, “What impact will the imminent release of VIRL have on GNS3?” Discussion This is … Continue reading
Posted in Cisco, Cloud, Data Center, Data Centre, dynamips, GNS3, GNS3 WorkBench, Virtual Machine
Tagged Cisco, Cisco Systems, Cloud computing, computer paradigm, Dynamips, Graphical user interface, human interface device, networking engineer, Openstack, routers and switches, software, Software-defined networking, technology, VIRL
Comments Off on VIRL and GNS3. One day all routers will be virtual
GNS3 0.8.4 released today here are the highlights
The much awaited release of GNS3 0.8.4 was released today. Apart from the fact that I’ll actually have to do something about the next release of GNS3 WorkBench (which I’ve been stalling on by saying “I’ll release it AFTER 0.8.4”), 0.84 highlights some significant changes. Here … Continue reading
Posted in dynamips, GNS3, GNS3 WorkBench, Idle-PC, idlepc
Tagged Dynamips, GNS3, idlepc, technology
1 Comment
How the GNS3 Hypervisor Manager Works
I did some work using external hypervisors recently, and came to realise that I did not understand what the GNS3 Hypervisor Manager’s role was. So I explored a little, and this is what I found The Hypervisor Manager manages images … Continue reading
Posted in dynamips, GNS3, GNS3 WorkBench
Tagged Dynamips, Hypervisor, Hypervisor Manager, IOS
3 Comments
Dynamips/GNS3 Idle-PC explained. Finally!
Firstly let me say thanks to Jeremy Grossmann (principal programmer for GNS3) for helping me finally get my head around this concept. I have to admit that I’d I had only a vague idea of what was happening when I … Continue reading
Posted in dynamips, GNS3, idle-max, Idle-PC, idle-sleep, idlemax, idlepc, idlesleep
Tagged Dynamips, emulator, GNS3, idle loop, idle-max, idle-pc, idle-sleep, idlemax, idlepc, idlesleep, program counter
3 Comments