CCNP SWITCH and GNS3 – part 2.3 LAB - Configuring User AAA authentication and 802.1X port-based authentication

Scenario You start your new carrier as a network professional in company which is responsible for prepare, plan, design and implementation phase of AAA user authentication and 8021.x port-based authentication in customer network. Because you are new in the team you need to prove your boss that you has sufficient knowledge to participate in Implementation […]
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CCNP SWITCH and GNS3 – part 2.2 FreeRadius and WPA supplicant installation and configuration

LiSA is Linux Multilayer switch developed by Romanian developers and can do L2 switching and L3 routing between virtual switch interfaces. I made Qemu images of LISA installed on Centos 5.4 and you can use this image  for building your virtual network  in GNS3 environment.  GNS3 also  supports Dynamips emulator which can emulate older Cisco […]
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CCNP SWITCH and GNS3 - part 2.1 The theory behind AAA and Dot1x authentication

When I started to learn authentication  methods using AAA and port-based  authentication using dot1x   for CCNP Switch exam I was very excited abut this stuff. I would like to talk about AAA, dot1x and how the GNS3 can help us to practise it  but first we  should spend some time reading the theory behind this […]
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Simple Compatibility test between Cisco, Vyatta and LISA

In the previous tutorials I showed how to create Vyatta and LiSA qemu image. Now, it is time play a little bit with these network devices and to make simply compatibility test between Cisco 3725, Vyatta 6.1 Core and LiSA. I created a test topology with two Vyattas, Cisco 3725 router, with NM-16SW, Cisco 7206VXR […]
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How to run Linux Multilayer switch - LiSA in GNS3

I would like show how to run Linux Multilayer Switch – LiSA in GNS3. LISA was created by Romanian developers and according to their words: LiSA , short for Linux Switching Appliance, is an open-source software project built for the GNU/Linux operating system that aims to provide its users with all the necessary instruments for […]
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