OPNsense
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Realtek 2.5GbE Driver on OPNsense Explained: re vs rge
OPNsense 26.7 still can't see an RTL8125 without the os-realtek-re vendor plugin. What re, realtek-re-kmod and rge do, and how to install safely.
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Fanless N100 Mini PC for OPNsense: Picks and Alternatives
Choose a fanless N100 mini PC for OPNsense by Intel NICs, RAM, SSD and passive cooling, with a CWWK option and clearly identified non-N100 alternatives.
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OPNsense vs pfSense on an N100: Throughput, IPS and Power
Compare OPNsense vs pfSense on an N100 by NIC support, throughput limits, IPS memory needs and power settings, using official hardware documentation.
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Firewall Power Consumption: N100 Idle Watts and Annual Cost
A four-port N100 firewall draws 10.5 to 12 W idle and 22 to 23 W loaded at the wall. See where each watt goes, the yearly cost and settings that lower it.
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Intel I226-V: Specs, Power, Errata and I225-V Compared
Intel I226-V specs from the datasheet: 1.3 W vs the I225-V's 1.95 W, EEE support, the I225 IPG bug, the I226 ASPM L1.2 stall and igc(4) support.
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N100 Firewall Setup: OPNsense Install and First Boot
Installing OPNsense on an Intel N100 mini PC: image choice, BIOS prep, ZFS versus UFS, interface assignment, and the first-boot settings that matter.
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N100 vs N305 vs N5105: Firewall CPU Comparison
Intel N100, Core i3-N305 and Celeron N5105 compared for OPNsense and pfSense: cores, cache, PCIe lanes, memory channels, power, and who each one suits.
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i226-V Link Drops: Fix 2.5GbE Flapping on OPNsense
Why Intel i226-V ports drop link on OPNsense and pfSense, and an ordered fix list: cabling, forced speed, ASPM, EEE, flow control and driver tunables.
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Intel N100 Firewall Build Guide: NICs, Throughput, Power
How to spec an Intel N100 firewall: i226 vs Realtek NICs, realistic OPNsense and pfSense throughput, RAM and storage sizing, and real power draw.