Lab

ixgbe failed to initialize because an unsupported sfp+ module type was detected (fix for Centos 8.1)

Getting a 10G link up between an Intel X520-DA2 NIC and an Aruba S2500 on CentOS 8.1)

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Developing a network upgrade plan

Getting a network ready for a full NAC deployment is a process. You don't have to figure it all out at once. Start with some basics.

The switch and SFP saga

I created a bit of a saga for myself with my quest for a cheap switch. Read the story and see where I ended up.

Setting up authoritative DNS for the home lab

Setting up an authoritative DNS server for your home is easy!

Lab Network Design Considerations

As I think about what I want out of this project and some of the designs I could employ, it occurs to me that I could easily be tempted...

Cisco 5108 Blade Server Chassis received!

Go big or go home! Cisco UCS 5108 for the #homelab. Cisco spec sheet is wrong...110V will not power up the included power supplies.

Preparing for a Cisco UCS Blade Server install

Finding a Cisco UCS Blade Server on the cheap was the easy part. Then it got interesting.

Finding a learning project

At the Yates Ltd team off-site in February, a co-worker of mine (@michaelmartelli) handed out copies of Brendon Burchard's High...