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CompTIA Network+ Certification Study Guide part 59

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CompTIA’s Network+ certification Study Guide part 59 is a globally-recognized, vendor neutral exam that has helped over 235,000 IT professionals reach further and higher in their careers. The 2009 Network+ exam (N10-004) is a major update with more focus on security and wireless aspects of networking. Our new study guide has been updated accordingly with focus on network, systems, and WAN security and complete coverage of today’s wireless networking standards. | 566 CHAPTER 11 Network Troubleshooting Tools Q I have recently upgraded my copy of Microsoft Visio to Visio 2003. I used to have the ability to perform an automatic network discovery from the Tools menu in Visio. Where is this option in Visio 2003 A Unfortunately Microsoft removed the automatic network discovery feature from Visio 2003. You ll need to purchase a third-party tool like SolarWinds or LAN MapShot. If you are still running Visio 2000 or 2003 you have access to a basic network discovery tool that will map out the IP addresses and hostnames of computers within a Windows domain. Q I m having a hard time remembering the different switches that are available for all of these troubleshooting utilities. Is there an easy way to look these up when I need to use them A Yes. Almost all Windows and Linux command-line utilities have a Help switch which you can access using the - or switch after typing in the name of the command. SELF TEST 1. Which of the following commands is a Linux-based command used to troubleshoot DNS A. DNSLookup B. Nslookup C. Dig D. Query 2. You would like to use Nslookup to verify that your e-mail server Emaill has correctly registered its A record in DNS. Which of the following commands shows the correct syntax to accomplish this A. nslookup type A Emaill B. nslookup A Emaill C. nslookup Emaill A record D. nslookup Emaill 3. You would like to view the network path that is taken by packets across your internal routers before exiting your LAN and heading out into the Internet. Which of the following commands will show the route that packets take across the network Select all that apply. Self Test 567 a- Ping B. tracert C. dig D. traceroute E. nslookup 4. You are the network administrator for a network that employs a Windows 2003 server and 30 Windows XP Professional workstations. The Windows 2003 server runs the DHCP service to provide TCP IP configuration information to the Windows XP clients. You receive a call from one of your users .