Vaibhav Singh

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Tag: Lab

Screwed my RAID configuration

A fine March Wednesday, I spun my home lab and loaded configuration into PNET labs, as I began working through a workbook, that is when I was reminded of a planned vacation that was coming up that very weekend. As I really didn’t want to shut the entire thing down; it takes ages to reboot, […]

PNETLab – new network simulation platform

Came to know through a colleague about this refreshing new platform called PNETLab. This is a much more polished cousin of EVE-NG. Having spent large part of lockdown learning with EVE-NG on GCP, this was the best thing to come across. Free lab bundles Main feature for me are the downloadable labs which contain not […]

Eve-ng lab on Google Cloud (GCP)

I need to prepare for a big datacenter build project that’s coming up based on newer networking technologies. As I don’t have access to my home lab presently due to COVID-19 lock-down so I’ve decided to build one on GCP. I posted a related post few years ago – read [here]. Cost Looking at cloud […]

Esxi thick provisioned vmdk disk to thin conversion

I recently virtualized my desktop PC’s windows 7 ultimate over to my ESXi host using VMware vConverter Tool. During the conversion process, the VMDK for the OS was created as a 175GB thick vmdk hard disk file as my C:\ was of the same size. I have space constraints on ESXi host, therefore I shall […]

BGP route-maps and prefix-lists

Lately, I have been struggling to understand the logic behind route-map and its functioning when used along with a prefix-list in order to filter prefixes. Basically configurations where the permit/deny of prefix-list couples with permit/deny of route-map. So I decided to lab it out in GNS3 – only allow 172.1.1.0/24 to pass through; filter everything […]

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