https://boseonggang.com/categories/zero-cost-network/ Recent content in Zero-Cost Network on VibePapa — Tech from the Boseong River Hugo en-us Fri, 17 Jul 2026 07:52:23 +0900 https://boseonggang.com/posts/a-photo-at-noon-on-grandmas-tablet-by-dinner/ Sun, 12 Jul 2026 08:19:38 +0900 https://boseonggang.com/posts/a-photo-at-noon-on-grandmas-tablet-by-dinner/ A photo my wife takes at lunch reaches my mother's tablet the same evening — backed up, sorted into the right month, and ready to play. Here's the full near-real-time pipeline, stage by stage, and how long each step actually takes. https://boseonggang.com/posts/making-an-80-year-old-the-owner-domain-tunnel/ Sat, 20 Jun 2026 00:00:00 +0000 https://boseonggang.com/posts/making-an-80-year-old-the-owner-domain-tunnel/ The tablet was in his hands, but the web address it lived at — and the account keeping it reachable — were still mine. A gift isn't truly given until it's owned. So we moved everything into his name. It ended with an 80-year-old pulling out his credit card. https://boseonggang.com/posts/a-growing-archive-the-full-pipeline/ Fri, 17 Jul 2026 07:52:23 +0900 https://boseonggang.com/posts/a-growing-archive-the-full-pipeline/ The full picture: how photos travel from two phones to a grandmother's tablet, sorted by month, for $0 a month. A stage-by-stage map of the whole system, the total cost, and how to adapt it for your own family's photos. https://boseonggang.com/posts/how-to-build-a-server-an-80-year-old-cant-break/ Tue, 07 Jul 2026 07:29:40 +0900 https://boseonggang.com/posts/how-to-build-a-server-an-80-year-old-cant-break/ I gave a home server to an eighty-year-old who can't troubleshoot anything. So it had to survive on its own: power cuts, network changes, a dead battery. Here are the three things that make a small server fix itself — auto-restart on boot, reachable on any Wi-Fi, and battery protection.