Tag
bridging
- Sep 11, 2026 MAC Learning and How a Bridge Builds Its Forwarding Table A transparent bridge learns source addresses, forwards unknown destinations out every port, and ages entries out; the failure modes of each step. networking
- Dec 21, 2025 Spanning Tree Port States and the Cost of a Blocked Link BPDU exchange elects a root, each bridge picks a least-cost port, and the resulting states determine which ports forward; convergence delays are the price. 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