https://reyn.id/Recent content on Reyn HartonoHugo -- gohugo.ioenme@reyn.id (Reyn Hartono)me@reyn.id (Reyn Hartono)© Reyn HartonoTue, 22 Sep 2026 00:00:00 +0000https://reyn.id/posts/xpon-stick-sfu-opnsense/Tue, 22 Sep 2026 00:00:00 +0000me@reyn.id (Reyn Hartono)https://reyn.id/posts/xpon-stick-sfu-opnsense/An XPON stick in bridge mode passing the ISP VLAN straight to OPNsense, plus a watchdog that only repairs DHCP when the optics are really ready.https://reyn.id/posts/cf-email-gateway/Sat, 12 Sep 2026 00:00:00 +0000me@reyn.id (Reyn Hartono)https://reyn.id/posts/cf-email-gateway/CFEG — a Cloudflare Email Routing gateway with optional archive and forward, plus send-from any catch-all address. Why I built it, and how to try it.https://reyn.id/work/cf-email-gateway/Sat, 12 Sep 2026 00:00:00 +0000me@reyn.id (Reyn Hartono)https://reyn.id/work/cf-email-gateway/Optional archive and forward on Cloudflare Email Routing. Send From any catch-all address without Gmail Send mail as setup per alias.https://reyn.id/posts/counting-non-null-bytes-of-a-file/Sat, 17 Sep 2022 00:00:00 +0000me@reyn.id (Reyn Hartono)https://reyn.id/posts/counting-non-null-bytes-of-a-file/Count non-null bytes after a GNU ddrescue image (and other blobs) with sed, wc, and pv progress.https://reyn.id/work/pos-inventory-accounting/Wed, 21 Jul 2021 00:00:00 +0000me@reyn.id (Reyn Hartono)https://reyn.id/work/pos-inventory-accounting/Laravel POS for furniture retail — sales, purchases, stock allocation, deliveries, payments, and accounting reports with granular RBAC.https://reyn.id/about/Mon, 01 Jan 0001 00:00:00 +0000me@reyn.id (Reyn Hartono)https://reyn.id/about/Tech lead. Backend, SRE/infra, securityhttps://reyn.id/resume/Mon, 01 Jan 0001 00:00:00 +0000me@reyn.id (Reyn Hartono)https://reyn.id/resume/CV — Reyn Hartono