Week 4 · Class 1 · Oct 4–8
S07 — The data-link layer: framing, MAC addresses and ARP
Week 4 of 12Class 1 · 80 min video lecture 2 animations 2 live demos practice ready
Reading: Forouzan 5th ed. §9.1–9.2 — data-link services, link-layer addressing, ARP
The lecture — full video
The complete session, narrated end to end, with subtitles. Turn captions on with the CC button.
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Captions play from YouTube · download the subtitle file (.vtt)
Animations — with voice-over
The animations from the lecture, cut out on their own. Each keeps its narration; turn captions on with the CC button once it is playing.
Try it — ARP: who do you ask, and what comes back?
Try it — One datagram, two frames: the whole journey
Practice this topic
Unlimited machine-generated questions with instant checking — new numbers every time.