- "Do I Know This Already?" Quiz
- Foundation Topics
- Exam Preparation Tasks
Exam Preparation Tasks
Review All the Key Topics
Review the most important topics from this chapter, noted with the key topics icon. Table 7-6 lists these key topics and where each is discussed.
Table 7-6. Key Topics for Chapter 7
Topic Topic Element |
Description |
Page Number |
Table 7-1 |
Popular ICMP messages and their purpose |
271 |
Diagram of how the TTL IP header field and the ICMP Time Exceeded message work |
275 |
|
Demonstration of how the traceroute command uses the TTL field and Time Exceeded message |
277 |
|
List |
Two major steps and several substeps in a suggested host routing problem isolation process |
279 |
List |
Three major steps for problem isolation with IP routing in routers, with the list numbered as a continuation of the host routing problem isolation list |
281 |
List |
Three tips for general items to check when troubleshooting host connectivity problems |
289 |
List |
Configuration step list for LAN switch IP details |
290 |
List |
Conditions under which overlapping subnets can be configured, and when IOS can prevent this error |
293 |
List |
Summary of troubleshooting tips for questions in which VLSM may be causing a problem |
297 |
List |
Three steps for troubleshooting ACL problems, particularly when the configuration cannot be displayed |
298-299 |
Complete the Tables and Lists from Memory
Print a copy of Appendix J, "Memory Tables" (found on the CD), or at least the section for this chapter, and complete the tables and lists from memory. Appendix K, "Memory Tables Answer Key," also on the CD, includes completed tables and lists for you to check your work.
Definitions of Key Terms
Define the following key terms from this chapter, and check your answers in the glossary:
- Forward route, reverse route