1. By Your Name CCNA 3 Chapter 1 Review: The OSI Reference Model and Routing

3. Benefits of the OSI Model?

4. OSI Layers with Purpose

5. Peer-to-Peer Communication

6. Data Encapsulation

9. Encapsulation

10. The Physical Layer

12. Comparing Models

13. Address Classes

14. Address Class Prefixes

15. Subnetting Chart

16. Layer 3 Addresses - Path and Host Information

17. ICMP Testing

18. How ARP Works

19. Routing Table

20. IGP vs . EGP

21. Path Determination

22. Network and Host Addressing

23. Path Selection and Packet Switching

24. Network Layer Devices in Data Flow

25. Routing Metrics

26. Routed Versus Routing Protocol

27. Path Switching The network layer (3) address does not change. The data link layer (2) MAC address changes for each segment.

29. Static Versus Dynamic Routes

30. Dynamic Routing Operations

32. Time to Convergence

34. Distance Vector Routing Basics

35. Distance Vector Discovery

36. Distance Vector Topology Changes

37. Routing Metric Components

38. Link-State Routing Basics

39. Counting to Infinity

40. Split Horizon

41. Route Poisoning

42. Link-State Network Discovery

43. Link-State Topology Changes

44. Link-State Concerns

45. Distance Vector Versus Link State

46. Hybrid Protocols Cisco’s EIGRP

48. "Reliable" Transport

49. Three-Way Handshake

50. Data Transfer

51. Windowing – Flow Control

52. Positive Acknowledgment