Take the quiz (either here or use the PTP software) if you want to use the score to help you decide how much time to spend on this chapter. Appendix A, “Answers to the ‘Do I Know This Already?’ Quizzes,” found at the end of the book, includes both the answers and explanations. You can…
Category: Cisco Network Transport
Networking diagrams are crucial to the documentation required to operate, troubleshoot, and modify a network. Building a good network diagram requires a solid grasp of how the network is built, how it works, and what the diagram itself is supposed to accomplish. There are two broad categories of network diagrams: physical and logical. Figure 10-7…
Once network parameters are configured, you must verify the configuration is correct. ping and traceroute are the two most widely used utilities. The network in Figure 4-16 will be used throughout this section to illustrate tools commonly used to verify connectivity and their use. Figure 4-16 Verifying Connectivity Ping The first application to use when…
Network Address Translation (NAT), described in Chapter 2, can sometimes make verifying the connection between a host and servers on the Internet difficult. Figure 4-19 illustrates. Figure 4-19 Finding Your Public IP Address In Figure 4-19, host A communicates with server D using its local interface address 192.0.2.100. Unknown to A, router B has NAT…
Table 9-3 lists the key topics for this chapter. Table 9-3 Key Topics for Chapter 9 Key Terms You Should Know Key terms in this chapter include: bandwidth throughput goodput delay jitter speed test iPerf Concepts and Actions Review the concepts considered in this chapter using Table 9-4. You can cover the right side of…
Take the quiz (either here or use the PTP software) if you want to use the score to help you decide how much time to spend on this chapter. Appendix A, “Answers to the ‘Do I Know This Already?’ Quizzes,” found at the end of the book, includes both the answers and explanations. You can…
Like most other hosts, Apple Macintosh computers have a command line you can use to examine and configure network parameters. You can typically find an application called Terminal under Applications, Utilities in the Finder app. Once you have launched the terminal, you can display the network configuration using ifconfig, as shown in Figure 4-10. Figure…