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ICND1 3.0: The Internet, Transport, and Application Layers

Target Audience
Expected Duration
Lesson Objectives
Course Number

You will understand the importance of the services, features, and protocols at the Application, Transport, and Internet Layers. This course focuses on the Internet Layer, Transport Layer and Application Layer of the TCP/IP stack. It will cover topics such as IPv4 addressing, binary, TCP vs UDP, and port numbers. It will also introduce you to Syslog.

Target Audience
Anyone, from junior to senior network administrators, who are responsible for the configuration, maintenance, verification, and troubleshooting of Cisco IOS Routers and Switches.


Expected Duration (hours)

Lesson Objectives

ICND1 3.0: The Internet, Transport, and Application Layers

  • start the course
  • describe the internet protocol
  • describe IPv4 address representation
  • recognize an IPv4 header
  • recognize an IPv4 header
  • compare decimal and binary systems
  • compare decimal and binary systems
  • implement a practical example of an IPv4 address
  • describe the math behind an IPv4 address
  • describe IPv4 address classes
  • compare IPv4 address classes
  • describe reserved IPv4 addresses
  • compare local and directed broadcast addresses
  • compare public and private IPv4 addresses
  • describe a domain name system
  • verify the IPv4 address of a host
  • describe TCP/IP transport layer functions
  • describe reliable and best-effort transport
  • compare reliable and best-effort transport
  • describe TCP versus UDP analogy
  • describe TCP characteristics
  • describe UDP characteristics
  • describe TCP/IP applications
  • implement using the TCP/IP applications
  • implement using syslog
  • describe the syslog message format
  • configure syslog
  • implement examining syslog
  • identify the features of TCP and UDP
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