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Cisco CIT 642-831 - TCP/IP


This course provides an overview of the TCP/IP suite and its applications, and follows with troubleshooting issues regarding those protocols. IP Addresses are used to route data across the Internet and the world. The LAN protocols covered in the course in

This lesson is part of our Cisco CIT 642-831 online training series which contains over 18 hours of self-paced courseware. Our web-based training provides 6 months of unlimited access.


After completing this course you will be able to:

  • Understand ICMP Protocol Commands and the meanings of the characters displayed by the trace command output
  • Describe how to find the valid subnets, valid hosts, and the broadcast address for each subnet
  • Use show ip commands and syntaxes
  • Articulate how and when to use Debug ip commands


  • Overview of TCP/IP
  • IP Addressing and Subnetting
  • DNS (Domain Name System)
  • Internet Control Message Protocol (ICMP)
  • Show Commands for Troubleshooting TCP/IP
  • IP Debug Commands
  • Configuring DHCP

This course is for anyone who wants to get the most out of using Cisco CIT 642-831.

Prerequisites: None:

Technical Requirements:

  • Internet connection
  • Browser: Internet Explorer, FireFox, Chrome, Safari, Opera or any standards compliant browser.
  • Authorware and Macromedia Flash player recommended but not required.
  • JavaScript must be enabled.

Retake any or all of our computer training as often as you want. Our online tutorials allow you to learn anywhere, anytime from any computer with internet access. All courses allow for 6 months of unlimited access (1 user), includes a variety of features and all courses qualify for Continuing Education Unit credit.

StaffKit is an e-learning leader in providing computer training tutorials and online education. We have satisfied customers in over 75 countries using our online training courses. We have been a leading provider of self-paced web based training for the past 10 years.

Total Courses: 9
Total Time: 18+ hours
Only $99.95
Available in Package only
Total Courses: 853
Total Time: 1723+ hours
Only $249.95
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