CompTIA Network+ N10-006 LiveLessons

1 1 Protocol Reference Models Module includes: The OSI Model, Layer 1 — The Physical Layer, Layer 2 — The Data Link Layer, Layer 3 — The Network Layer, Layer 4 — The Transport Layer, Layers 5-7 — The Upper Layers, The DoD Model, IP, ICMP, UDP, and TCP, and Port and Protocols