Category Archives: dynamips

Using GNS3 WorkBench labs on real equipment

This request came up the other day: I just need some guided labs that I can do at home with my equipment. So I thought about how you could use GNS3 WorkBench exercises to do just that. Here is what … Continue reading

Posted in CCNA, dynamips, GNS3, GNS3 WorkBench | Tagged , , , , | 3 Comments

Quick check to see if VPCS is working

If you are having trouble getting the Virtual PC Simulator (VPCS) to talk to your GNS3 (dyanamips) routers, then you might want to try this quick check to verify that VPCS itself is functioning correctly and that there are no … Continue reading

Posted in dynamips, GNS3, GNS3 WorkBench | Tagged , , ,

GNS3 WorkBench v8.7 is ready for download

It has taken a while, but I’ve finally got all the files for GNS3 WorkBench v8.7 uploaded to sourceforge. And the Windows version (and OS X version) is better than ever. You can now enjoy all the exercises and labs … Continue reading

Posted in Cisco, dynamips, GNS3, GNS3 WorkBench, Labs, Router Configuration | Tagged , , , , , , , , | 11 Comments

ICND1 Readiness Test

Recently I had a student (let’s call him David) ask me “Do you think I am ready to sit the ICND1 exam?” Although David had studied the ICND1 text book, his skills were lacking when it came to configuring routers.  … Continue reading

Posted in Cisco, dynamips, GNS3, GNS3 WorkBench | Tagged , , , , , , , , , , , , | 14 Comments

Building a new GNS3 WorkBench lab

Building a new GNS3 WorkBench lab [Note: The procedures described in this post are dependant on the reader having a copy of GNS3 WorkBench Virtual Machine v8.7 or later] GNS3 WorkBench comes with lots of labs, but building a new … Continue reading

Posted in Cisco, dynamips, GNS3, GNS3 WorkBench | Tagged , , , , , , | 3 Comments

Q&A on GNS3 WorkBench v8.6

I got some great questions from Rob Methven so I thought I’d answer them here in the form of a “Q&A”. Q. I got the Etherswitches and VPCs pinging each other no problem. However, when I do a show mac-address … Continue reading

Posted in dynamips, GNS3, GNS3 WorkBench | Tagged , , , , , | 11 Comments

GNS3 WorkBench v8.6 is finally out

Executive Overview The next version of GNS3 WorkBench is out.  You can download it several forms: An entire Virtual Machine as a single blob (although split into two files 2.5G-3G in size) The same Virtual Machine as individual files (in case … Continue reading

Posted in CCNA, Certifications, Cisco, dynamips, GNS3, GNS3 WorkBench, ICND1, ICND2, Labs, Mac OS X, Microsoft, Routing, Wireshark | Tagged , | 7 Comments

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 , , , , | 10 Comments

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

Posted in dynamips, GNS3 | Tagged , , ,

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 , , , , , , , , , , , , ,