You can reproduce this topology -and its configuration- for your CCNP Routing&Switching or CCNP Collaboration studies on GNS3. A lot of CCNP’s like me remember this famous topology from the old BSCI exam. In the new CCNP Routing&Switching syllabus, frame relay ... Read More »
Using Vmware Workstation is a nice tool to practice Cisco technologies. And sometimes you encounter errors that drives you nuts such as “The specified virtual disk needs repair” error message. This error could occur for example when you brutally shut ... Read More »
In this article I am going to lay the important facts for doing a Cisco ISE upgrade, from version 2.0 to 2.1. These recommendations are also valid for other upgrade versions. My tools are: Vmware Workstation Pro 12 Cisco ISE ... Read More »
In the following blog post I am explaining the quick method to avoid issues when upgrading your EVE-NG software to the latest version. My own copy of EVE-NG is 2.0.3-59 Connect with SSH to the EVE-NG VM. Check the current ... Read More »
Here is a list of Cisco IOU unsupported features that you probably won’t find, when labbing using Eve-NG or GNS3. The missing features were found with i86bi-linux-l2-adventerprise-15.1b.bin image. But the same observations could be true for other versions too. Cisco IOU ... Read More »
During the time you are playing with either GNS3 or Eve-NG, you may encounter the following error message: Error: can’t get controller info… +--------------------------------------------------------------------------+ |IOSv | | | | | | | | | | | | | | ... Read More »
Trying to configure duplex settings under an IOL switch interface can be a pain in the ass, especially when you are practicing RSTP and you need to have point-to-point links. You do “show spanning-tree” and you see that your interfaces ... Read More »
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