Category Archives: Labs

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

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

Is GNS3 going commercial? Surely Not!

I was firstly delighted, then dismayed by an email that appeared in my inbox this morning. It read: Hey GNS3, We are completely rebuilding GNS3 and want your help! In 2013, we are going to be building a brand new … Continue reading

Posted in CCNA, Cisco, GNS3, Labs, opinion, rant, Wireshark | Tagged , , , , , , , | 8 Comments

NEVER use the “no exec-timeout” command!

When configuring a cisco router or switch, you may have been told that you can stop your console or telnet sessions from timing out by using the following configuration: line con 0 !(or line vty 0 4) no exec-timeout !DON’T … Continue reading

Posted in CCNA, Cisco, Labs, Router Configuration | 8 Comments

Excellent MPLS configuration example

Just found this: It includes all you need to get an MPLS VPN network running in GNS3 (except of course the IOS)

Posted in Cisco, GNS3, Labs, MPLS