https://chengyu.eu/tags/freepbx/Recent content in FreePBX on Chengyu WangHugo -- gohugo.ioen© 2026 ChengyuWed, 21 Jan 2026 23:00:24 +0000https://chengyu.eu/posts/caddy-reverse-proxy-freepbx/Wed, 21 Jan 2026 23:00:24 +0000https://chengyu.eu/posts/caddy-reverse-proxy-freepbx/FreePBX kept redirecting the browser back to its raw :8080 port even behind a reverse proxy — the fix was rewriting the Location header on the way out, not just spoofing headers going in.https://chengyu.eu/posts/freepbx-diary-3-first-test-call/Mon, 19 Jan 2026 00:01:07 +0000https://chengyu.eu/posts/freepbx-diary-3-first-test-call/Creating extensions, getting UDP registration working first, then chasing down a misleading ‘wrong password’ error that was actually a TLS transport and certificate mismatch.https://chengyu.eu/posts/freepbx-diary-2-https-backup/Sun, 18 Jan 2026 20:00:47 +0000https://chengyu.eu/posts/freepbx-diary-2-https-backup/Getting Let’s Encrypt working on the admin panel and setting up a weekly automatic backup — the two unglamorous steps that make a FreePBX box actually production-ready.https://chengyu.eu/posts/freepbx-diary-1-install-network/Sun, 18 Jan 2026 00:01:12 +0000https://chengyu.eu/posts/freepbx-diary-1-install-network/First contact with FreePBX 17 on Debian — a Vultr trial instance, the official one-shot install script, and the firewall gotcha that can lock you out of your own server.