Introduction to the Link Layer.
Chapter overview, link-layer: services, implementation context.
Error-Detection and -Correction Techniques.
Parity checks, checksums, cyclic redundancy check (CRC)
Multiple Access Links and Protocols.
Random Access, Taking Turns, DOCSIS.
Switched Local Area Networks.
Addressing, ARP, Ethernet, Link-layer switches, Virtual LANs.
Link Virtualization: A Network as a Link Layer.
Data Center Networking.
Data center architecture, trends
Retrospective: A Day in the Life of a Web Page Request.
A day in the life animation.