We have to start somewhere so let’s look at the basics of configuring OSPF. Remember OSPF is an IGP (Interior Gateway Protocol) and allows packet authentication as well as IP multicast when sending and receiving updates. In this post we are configuring OSPF in a single area. In this topology we have four routers and …

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Get your IOS, IOU, XRV, 1000v, HP, Juniper, Arista, and other images ready because that's the beauty of GNS3, it's here and ready to download. I'm excited for this release although the last post I did was In May of 2014, which was about getting GNS3 Alpha 3 working on Windows, you can see the full post here: GNS3 Alpha …

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Back where we left off, if you have followed I have gone over the CCNA Data Center Study Guide from Todd Lammle and in this post we will cover two chapters 8 and 9. Comment below if you have any questions on these two chapters let's get started. Chapter 8 Overview: We are actually making some progress, we configure the …

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Look at GNS3 - New Version: A new version of GNS3 released on July 5th 2013 is available for download. You can download GNS3 v0.8.4 at gns3.net. This release includes improvements and new features. Some of the important one are: Lots of GUI improvements. New hub device. New Idlemax and Idlesleep settings (advanced …

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A while back I talked about AAA but never put out a post on how configure it until now. In this post I am going to be going over the configuration steps of how to configure AAA locally on a Cisco router, (The same commands would also work on Cisco switch). To review what exactly AAA does check my earlier post …

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