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Networking Stuff

Passed CCIE Datacenter Written and HP0-Y32

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No posts since some time now, I have been busy working for the CCIE Written Datacenter and then the HP0-Y32 exam which is the first step to HP MASE certification. A quick review on the CCIE DC Written : It’s a very strange exam where there is some very easy question for somebody who already …

NX-OS Management–CLI Variables

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Just discover this while going through the Cisco configuration guide “NX Fundamentals Configuration Guide” under the Chapter “Understanding the Command Line” at section “Configuring CLI Variables”. What you can do is define persistent or non persistent variable to work with ! The persistent aspect depends if you configure the variable at EXEC or CONFIG modes. …

Nexus 1000v Installation with Layer 3 control

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Nexus 1000v components The Nexus 1000v is a software switch running Cisco NX-OS that is destined to be integrated with VMWare vCenter. The goal is to propose a virtual switch that can span across multiple ESX hosts so that networking teams can work on it as it if were a regular switch. Technically, the Nexus …

FabricPath Overview

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Overview FabricPatch is designed to resolve the shortcomings of the traditional Layer 2 design. Today, Datacenters need to find a compromise between the flexibility offered by layer 2 technologies and scalability offered by layer 3 technologies. Typically Layer 2 is computed by STP because it needs to be loop free, this is accomplished by blocking …