Tag: networking

Caddy on OpenWrt with access to LuCI

After getting OpenWrt working on my EdgeRouter 4, since I’ve grown accustomed to the flexibility & ease of Caddy in other situations, I wondered if I could use it in this case. Turns out, yes! Especially thanks to Siger Yang’s notes and this cgi-ubus script. I had to make some adjustments on top of what Yang describes, so here’s what worked for me:

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OpenWrt on Ubiquiti EdgeRouter 4 (ER-4)

Mid-2021 I noticed it seems like Ubiquiti has quietly discontinued their EdgeRouter lines (they’re increasingly sold out, there haven’t been firmware updates in a while), and since I like to keep my devices’ firmware up to date I became a little concerned.

In looking for solutions I eventually found I could extend the life of my EdgeRouter 4, which is otherwise pretty solid hardware, by installing OpenWrt. Luckily I already had a USB-to-serial cable on hand, and with that it was pretty straightforward, following the OpenWrt project’s instructions for EdgeRouter devices.

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