Chapter 3

Introduction to TCP/IP

The CCNA exam topics covered in this chapter include the following:

  • Describe how a network works
    • Describe the purpose and basic operation of the protocols in the OSI and TCP models.
    • Identify and correct common network problems at layers 1, 2, 3, and 7 using a layered model approach.
  • Implement an IP addressing scheme and IP Services to meet network requirements in a medium-size Enterprise branch office network.
    • Describe the operation and benefits of using private and public IP addressing.

The Transmission Control Protocol/Internet Protocol (TCP/IP) suite was created by the Department of Defense (DoD) to ensure and preserve data integrity as well as maintain communications in the event of catastrophic war. ...

Get CCNA® Cisco Certified Network Associate Deluxe Study Guide, 6th Edition now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.