Perspectives
Short essays with a position, written from the plant floor. Signed, and open to argument.
- Prioritization is not reservation.QoS marking changes the odds on a shared channel; only separation comes close to guaranteeing control traffic its airtime.
- Time is distance.Widening a timeout so a connection survives the roam is paid for in meters a vehicle travels before it starts to stop.
- Wired determinism worked. Wireless broke the assumption.The hardest problem in OT wireless is not bandwidth or coverage; it is the roam, an outage the client schedules for itself.