David SiegelJun 11, 20206 min3 Life Lessons I learned from HACKSHow joining a simple computer club changed my life forever.
David SiegelJun 10, 20207 minixgbe 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)
David SiegelMay 27, 20206 minDeveloping MOPsSo we've got some disruptive work to do to the network. There are multiple steps, and failure is a possibility. We'll need to schedule s...
David SiegelMay 25, 20204 minDeveloping a network upgrade planGetting 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.
David SiegelMay 19, 20204 minThe switch and SFP sagaI created a bit of a saga for myself with my quest for a cheap switch. Read the story and see where I ended up.
David SiegelMay 12, 20207 minThe 5G Hype Machine Carrier's are touting the many advanced applications that 5G will enable, but is 5G really the key to enabling them?
David SiegelMay 8, 20204 minSetting up authoritative DNS for the home labSetting up an authoritative DNS server for your home is easy!
David SiegelMay 6, 202010 minIPv6 at home: A PrimerEnable IPv6 in your home network and go under the hood with Dave Siegel
David SiegelMay 4, 20204 minLab Network Design ConsiderationsAs 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 t...
David SiegelMay 1, 20203 minCisco 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.
David SiegelApr 29, 20205 minPreparing for a Cisco UCS Blade Server installFinding a Cisco UCS Blade Server on the cheap was the easy part. Then it got interesting.
David SiegelApr 27, 20204 minFinding a learning projectAt the Yates Ltd team off-site in February, a co-worker of mine (@michaelmartelli) handed out copies of Brendon Burchard's High Performan...
David SiegelApr 20, 20202 minTwo Year Anniversary of Siegel GroupIt's hard to believe that two years have gone by since I left Centurylink and started Siegel Group, and you won't find much information o...
David SiegelApr 19, 20202 minUnder attack by 224.0.0.251I received a question from a client who had recently installed Norton Anti-Virus and wanted to know why they kept having to approve reque...
Dave SiegelApr 19, 20202 minUnder attack by 224.0.0.251What the connection requests coming from 224.0.0.251 and ff02::fb are, and what to do about it