Hands-on networking lab write-ups built around Containerlab, Cisco images and real configs, with measured results such as RAM use, packet captures and feature test outcomes. Readers get reproducible topologies, commands and honest limits on what each test showed.
Website: https://www.pinglabz.com/
Long-form technical write-ups on data center networking for AI infrastructure, including GPU serving fabrics, VXLAN EVPN migrations to Cisco NDFC, and AI-assisted network operations. Each post walks through real builds with configs, errors encountered and the design reasoning behind them.
Short, first-person security notes covering newly disclosed vulnerabilities, patch targets and incident write-ups. Each issue gives the affected versions, who is exposed and a concise list of actions to take.
A technical newsletter examining AI infrastructure hardware, including copper and optical interconnect signaling at 448 Gbps, event coverage of Ethernet and OCP conferences, and power semiconductor trends for AI data centers. It aims to translate engineering detail for professionals and investors.
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