McGarrah Technical Blog

Aggregated Network Connections with LAG/LACP

· 4 min read
Attempting to use LAG/LACP on a Netgear GS105Ev2 for Ceph SAN throughput, discovering the feature is disabled on 5/8-port models, and landing on HP ProCurve 2800 switches as the real solution.

New Laptop update

· 3 min read
All T480 upgrades complete: 64GB RAM, 4TB NVMe, WiFi 6E, IR camera, backlit keyboard, and 72Wh extended battery. A used laptop that now outperforms what I could buy new at twice the price.

A new to me but old laptop

· 7 min read
Upgrading from a 2016 ThinkPad T460p to a used T480 for $670 all-in: 64GB RAM, 4TB NVMe, WiFi 6E, and a GPU capable of running LLM models.

Buying a 10Gbps or higher network on a homelab budget

· 3 min read
Evaluating the options for 10Gbps homelab networking on a budget: DAC point-to-point rings, affordable MikroTik SFP+ switches, and the HP ProCurve 5406zl chassis — with no decision reached yet.

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