Tag
ieee-80211
- Jun 27, 2026 Spatial Reuse, OBSS Interference, and BSS Coloring Why overlapping cells defer to each other even when they could transmit, what the preamble carries to fix it, and how a colour is chosen without coordination. networking
- Oct 4, 2025 A-MPDU Aggregation and Block Acknowledgement How 802.11n packs many frames into one transmission, why each subframe keeps its own check sequence, and what the block ack bitmap window buys. networking
- Nov 7, 2024 The Hidden Terminal Problem and Why 802.11 Reserves the Medium Why listening before transmitting fails on radio, how RTS/CTS and the duration field build a virtual carrier sense, and what the reservation costs per frame. networking
- Oct 5, 2023 802.11 Address Fields and the Four-Address Distribution System Why a Wi-Fi frame carries up to four MAC addresses, how the ToDS and FromDS bits select which is which, and what breaks when a bridge is inserted. networking