Joshua Gann: remote IT support / help desk, and AI automation for local businesses. Fort Smith, Arkansas.https://joshuagann.dev/https://joshuagann.dev/blog/vlans-at-home/https://joshuagann.dev/blog/vlans-at-home/Trusted, IoT, DMZ, and guest — why I split my home network into four segments, and the mDNS gotcha that bit me the moment I did.Fri, 09 Oct 2026 00:00:00 GMThttps://joshuagann.dev/blog/dashboard-on-every-tv/https://joshuagann.dev/blog/dashboard-on-every-tv/Casting announcements hijacked whatever was on screen. The fix was a read-only, key-gated dashboard page every TV already has open, plus a hidden audio element for speech.Mon, 05 Oct 2026 00:00:00 GMThttps://joshuagann.dev/blog/the-in-bed-sensor-that-lied/https://joshuagann.dev/blog/the-in-bed-sensor-that-lied/A 60GHz mmWave sensor kept saying I was in bed while I sat at my desk. The fix was checking the raw signal history instead of trusting a single snapshot.Thu, 01 Oct 2026 00:00:00 GMT