Enterprise Network on GNS3 - Part 1 - Introduction

Several months ago I had created a simple GNS3 network topology for practicing my networking skills. What had firstly begun as a simple lab, later grew in to a real world enterprise network consisting of a campus, data center, DMZ network blocks and ISPs. During the next several weeks I added new devices into the […]
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ExtremeXOS, Arista and Cisco vIOS-Layer2 Virtual GNS3 Lab

ExtremeXOS is a network operating system used in Extreme Networks network switches. Virtualized version of ExtremeXOS – EXOS virtual machine vmdk image can be used to build virtual lab without need to use hardware switches. Although ExtremeXOS virtual machine can be downloaded for free only certain features are known to work. For this reason software should not […]
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Cisco Virtual IOS on GNS3

The tutorial discuss the use of  GNS3 software to run Cisco Virtual IOS (vIOS). Cisco vIOS is  shipped and supported as a part of the Cisco’s One Platform Kit (onePK) that is distributed in form of virtual machine. It might be downloaded with Cisco.com account. Currently, it is not required to have Cisco account associated with service […]
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