from the new blog

Packet Sleuthing on the Edge: How tcpdump Saved My DHCP Sanity

https://thetechfirmblog.blogspot.com/2025/12/packet-sleuthing-on-edge-how-tcpdump.html

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NetAlly LinkRunner AT 4000 versus Network Switch Cable Test (Carlo Zakarian)

https://thetechfirmblog.blogspot.com/2025/12/linkrunner-at-4000-versus-network.html