Device Provisioning Is an Identity Problem Disguised as Wi-Fi Setup
Getting credentials onto a device is easy; binding the right device to the right backend identity is the security boundary.
Wi-Fi
Wi-Fi Provisioning Is the First Real Device-Onboarding Boundary
A factory-fresh device has to join a trusted network before any cloud or PBX workflow can begin.
RTP Jitter over Wi-Fi Was Mostly About Bursts, Not Average Packet Loss
A low average loss rate can still sound terrible when packets arrive in short bursts separated by long gaps.
My ESP32 Wi-Fi Lab Started with Reconnects, Not Features
An embedded network client is only useful if it survives AP loss, DHCP renewal and reconnect loops without wedging the application.
Wi-Fi Signal Needed Two Measurement Paths, Not One Assumption
Hardware and drivers expose radio state differently, so a production metric may need a fallback without hiding uncertainty.
Wi-Fi Signal Needed a Fallback Path
The host collector originally relied on `iw`, but driver and interface behavior did not always expose the active connection signal consistently.