CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and Netw...
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Comp tia n+_session_12

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  • Transcript of "Comp tia n+_session_12"

    1. 1. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Objectives In this session, you will learn to: Identify the major functions and releases of UNIX and Linux. Identify the network support features of Macintosh operating systems. List the components of a troubleshooting model. List TCP/IP troubleshooting utilities. List major hardware troubleshooting tools. List major system monitoring tools. Identify the tools and technologies required to perform network baselining. Ver. 1.0 Session 12 Slide 1 of 53
    2. 2. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting UNIX UNIX is a trademark for a family of operating systems originally developed at Bell Laboratories beginning in the late 1960s. Features of UNIX operating system are: Multiplatform Multitasking Multiuser Built-in networking Robust development platform Many different licensed versions UNIX Ver. 1.0 Session 12 Slide 2 of 53
    3. 3. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting The UNIX System Architecture All UNIX systems share a kernel/shell architecture. User session Shell Shell User session Kernel Shell Shell CPU Shell Shell User session Ver. 1.0 Session 12 Slide 3 of 53
    4. 4. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Open Standards • Open standards are any type of software-development standards that are arrived at cooperatively and are not owned, copyrighted, or maintained by any particular organization or commercial enterprise. Open standard developed cooperatively WINSClient03 Ver. 1.0 Session 12 Slide 4 of 53
    5. 5. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Linux Features of Linux operating system are: Open-standard UNIX derivative Brainchild of Linus Torvalds Open code can be downloaded and revised Stable release and development release Ver. 1.0 Session 12 Slide 5 of 53
    6. 6. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Linux Distributions • A Linux distribution is a complete Linux implementation, including kernel, shell, applications,utilities, and installation media, that is packaged, distributed, and supported by a software vendor. Kernel and shell Applications Utilities Installation media Vendor support Ver. 1.0 Session 12 Slide 6 of 53
    7. 7. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Linux Server Applications Linux is a popular server platform for a number of server- based applications, such as: Web servers DNS servers File servers Mail servers Database servers Ver. 1.0 Session 12 Slide 7 of 53
    8. 8. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting The Macintosh Operating System (Mac OS X) Features of Macintosh Operating System are: UNIX derivative Macintosh GUI TCP/IP networking Many advanced networking features and services Legacy AppleTalk support Ver. 1.0 Session 12 Slide 8 of 53
    9. 9. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Mac OS X Server Features of OS X Server are: Integrated multiclient support OpenDirectory Integrated web server Integrated email DNS, DHCP, NAT, firewall Server Admin administrative interface Ver. 1.0 Session 12 Slide 9 of 53
    10. 10. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Macintosh Network Security Mac OS X follows the UNIX security model, in which the root account has total control of the system. Root - disabled Administrator creates users and groups Read, write, execute permissions Ver. 1.0 Session 12 Slide 10 of 53
    11. 11. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Troubleshooting • Troubleshooting is the recognition, diagnosis, and resolution of problems. Recognition Diagnosis Resolution Ver. 1.0 Session 12 Slide 11 of 53
    12. 12. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Troubleshooting Model • A troubleshooting model is any standardized step-by-step approach to the troubleshooting process. Step-by-step approach Administrator Ver. 1.0 Session 12 Slide 12 of 53
    13. 13. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting The CompTIA Network+ Troubleshooting Model The CompTIA Network+ troubleshooting Model includes the following steps: – Establishing the Symptoms and Potential Causes – Identifying the Affected Area – Establishing What Has Changed – Selecting the Most Probable Cause – Implementing an Action Plan and Solution – Testing the Result – Identifying the Results and Effects – Documenting the Solution and Process Ver. 1.0 Session 12 Slide 13 of 53
    14. 14. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Establishing the Symptoms and Potential Causes 1. Establishing the symptoms and potential causes include: Gather information Re-create the problem List potential causes Ver. 1.0 Session 12 Slide 14 of 53
    15. 15. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Identifying the Affected Area • Establishing the symptoms and potential causes • Identifying the affected areas include: One user Several users One server One segment The network Ver. 1.0 Session 12 Slide 15 of 53
    16. 16. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Establishing What Has Changed • Establishing the symptoms and potential causes • Identifying the affected area • Establishing what has changed includes: Could you ever do this? When did things change? What has changed? Ver. 1.0 Session 12 Slide 16 of 53
    17. 17. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Selecting the Most Probable Cause • Establishing the symptoms and potential causes • Identifying the affected area • Establishing what has changed • Selecting the most probable cause includes: Could you ever do this? When did things change? What has changed? Ver. 1.0 Session 12 Slide 17 of 53
    18. 18. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Implementing an Action Plan and Solution • Establishing the symptoms and potential causes • Identifying the affected area • Establishing what has changed • Selecting the most probable cause • Implementing an action plan and solution includes: Could you ever do this? When did things change? What has changed? Ver. 1.0 Session 12 Slide 18 of 53
    19. 19. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Testing the Result • Establishing the symptoms and potential causes • Identifying the affected area • Establishing what has changed • Selecting the most probable cause • Implementing an action plan and solution • Testing the result includes: Verify that it solved the problem Verify that no new problems introduced Test various conditions Ver. 1.0 Session 12 Slide 19 of 53
    20. 20. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Identifying the Results and Effects • Establishing the symptoms and potential causes • Identifying the affected area • Establishing what has changed • Selecting the most probable cause • Implementing an action plan and solution • Testing the result • Identifying the results and effects of the solution includes: Re-examine your list of potential effects Test for potential effects Adjust if needed Ver. 1.0 Session 12 Slide 20 of 53
    21. 21. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Documenting the Solution and Process • Establishing the symptoms and potential causes • Identifying the affected area • Establishing what has changed • Selecting the most probable cause • Implementing an action plan and solution • Testing the result • Identifying the results and effects of the solution • Documenting the solution and process includes: Use a troubleshooting template Document all information Maintain records for reference Ver. 1.0 Session 12 Slide 21 of 53
    22. 22. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting TCP/IP Troubleshooting Utilities The various TCP/IP troubleshooting utilities are: Troubleshooting with IP Configuration Utilities Troubleshooting with Ping Troubleshooting with Tracert Troubleshooting with Arp Troubleshooting with Telnet Troubleshooting with Nbtstat Troubleshooting with Netstat Troubleshooting with FTP Troubleshooting with Nslookup Ver. 1.0 Session 12 Slide 22 of 53
    23. 23. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Troubleshooting with IP Configuration Utilities To determine the host’s IP address use either of the utilities, such as: Ipconfig Ifconfig Winipcfg Ver. 1.0 Session 12 Slide 23 of 53
    24. 24. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Troubleshooting with Ping Ping utility is used as an initial step in diagnosing general connectivity problems. Ver. 1.0 Session 12 Slide 24 of 53
    25. 25. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Troubleshooting with Tracert Tracert utility is used to determine where the communication fails, if you cannot connect to a particular remote host. Ver. 1.0 Session 12 Slide 25 of 53
    26. 26. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Troubleshooting with Arp Arp can be used both to help troubleshoot duplicate IP address problems and to diagnose why a workstation can’t connect to a specific host. Ver. 1.0 Session 12 Slide 26 of 53
    27. 27. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Troubleshooting with Telnet Telnet is usually used to issue commands in a terminal session to a remote host. 1 Upper-level service fails 2 Use Telnet to connect C:> telnet 10.1.1.3 Password: Ver. 1.0 Session 12 Slide 27 of 53
    28. 28. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Troubleshooting with Nbtstat Nbtstat can be very helpful in identifying problems that are specific to Windows computers that use NetBIOS naming. Ver. 1.0 Session 12 Slide 28 of 53
    29. 29. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Troubleshooting Netstat Netstat is a versatile troubleshooting tool that can serve several functions, such as: To find if the TCI/IP-based program is listening to the excepted port. To see if the connection is good. To use statistics to check network adapter error counts. To display routing tables Ver. 1.0 Session 12 Slide 29 of 53
    30. 30. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Troubleshooting with FTP FTP can assist you in troubleshooting because it is a common way to access vendor resource sites from which you can download patches and other support information. Patches and utilities Vendor FTP site FTP client Ver. 1.0 Session 12 Slide 30 of 53
    31. 31. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Troubleshooting Nslookup Nslookup to display information about DNS servers, such as: Verify default server Verify that server is responding to queries Verify that server can resolve names Verify default server Verify that server is responding to queries Verify that server can resolve names Ver. 1.0 Session 12 Slide 31 of 53
    32. 32. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Activity 16-2 Activity on Troubleshooting with TCP/IP Utilities Ver. 1.0 Session 12 Slide 32 of 53
    33. 33. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Hardware Troubleshooting Tools The various hardware troubleshooting tools are: Network Technician’s Hand Tools Electrical Safety Rules Wire Crimpers Punch Down Tools Circuit Testers Voltmeters Cable Testers Crossover Cables Hardware Loopback Plugs LED Indicator Lights Tone Generators and Tone Locators Ver. 1.0 Session 12 Slide 33 of 53
    34. 34. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Network Technician’s Hand Tools In the computer industry, a good toolbox includes these basic hand tools, such as: A variety of screwdrivers and spare screws. Long-nose pliers. Small diagonal cutting pliers. A small adjustable wrench. A variety of wrenches or nut drivers. A small AA or AAA flashlight. Various small hand tools Ver. 1.0 Session 12 Slide 34 of 53
    35. 35. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Electrical Safety Rules When working with electrical power, follow these basic safety rules, such as: Professionals should service high-power equipment Always disconnect before servicing Work with a partner Never bypass safety devices Use anti-static devices Ver. 1.0 Session 12 Slide 35 of 53
    36. 36. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Wire Crimpers • A wire crimper is a tool that attaches media connectors to the ends of cables. Specific to media type Ver. 1.0 Session 12 Slide 36 of 53
    37. 37. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Push Down Tools • A punch down tool is used in a wiring closet to connect cable wires directly to a patch panel. Strips insulation and embeds wire Ver. 1.0 Session 12 Slide 37 of 53
    38. 38. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Circuit Testers • A circuit tester is an electrical instrument that displays whether an electrical outlet is wired correctly and tests the polarity and safety of the grounds. Plugs into socket Displays circuit status Ver. 1.0 Session 12 Slide 38 of 53
    39. 39. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Voltmeters • A voltmeter measures voltage and resistance between two points in a circuit. Digital Analog Ver. 1.0 Session 12 Slide 39 of 53
    40. 40. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Cable Testers • A cable tester, also called a media tester, is an electrical instrument that verifies if a signal is present on a cable. Ports for network cable Displays media status Adapters for different network types Ver. 1.0 Session 12 Slide 40 of 53
    41. 41. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Crossover Cables • A crossover cable is a special network cable used in Ethernet UTP installations that enables you to connect two hubs, or to connect two stations without using a hub. Wires crossed over internally Ver. 1.0 Session 12 Slide 41 of 53
    42. 42. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Hardware Loopback Plugs • A hardware loopback plug is a special connector used for diagnosing transmission problems that redirects electrical signals back to the transmitting system. Crosses over transmit/receive lines Ver. 1.0 Session 12 Slide 42 of 53
    43. 43. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting LED Indicator Lights • The state of the Light Emitting Diode (LED) lights on network adapters, hubs, switches, routers, and cable and DSL modems can give you information about the status of the network connection. Link light Activity light Ver. 1.0 Session 12 Slide 43 of 53
    44. 44. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Tone Generators and Tone Locators • A tone generator is an electronic device that sends an electrical signal through one set of UTP wires. • A tone locator is an electronic device that emits an audible tone when it detects a signal in a set of wires. Probe detects signal Port for network cable Tone generator Tone locator Ver. 1.0 Session 12 Slide 44 of 53
    45. 45. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting System Monitoring Tools Some of the major system monitoring tools are: Performance Monitors Protocol Analyzers The Protocol Analysis Process Ver. 1.0 Session 12 Slide 45 of 53
    46. 46. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Performance Monitors • A performance monitor is a software tool that monitors the state of services, processes, and resources on a system. Displays results Ver. 1.0 Session 12 Slide 46 of 53
    47. 47. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Protocol Analyzers • A protocol analyzer, or network analyzer, is a type of diagnostic software that can examine and display data packets that are being transmitted over a network. Captures frames Displays frame contents Ver. 1.0 Session 12 Slide 47 of 53
    48. 48. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting The Protocol Analysis Process Protocol analyzer captures and decodes the data packets in this process. Capture frames Decode contents Analyze contents Ver. 1.0 Session 12 Slide 48 of 53
    49. 49. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Network Baselines A baseline is a record that maintains: Record of current performance Basis for identifying abnormal conditions Starting point for improving performance Record of normal performance Various tests Baseline Ver. 1.0 Session 12 Slide 49 of 53
    50. 50. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting The Baseline Process Creating and applying a baseline is a cycle that organizations should continually repeat in the following process cycle. 1. Evaluate network 8. Upgrade or reconfigure 2. Design tests as needed 7. Repeat tests when 3. Schedule tests performance low 4. Run tests 6. Analyze data 5. Document results Ver. 1.0 Session 12 Slide 50 of 53
    51. 51. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Summary In this session, you learned that: – UNIX is a trademark for a family of operating systems originally developed at Bell Laboratories beginning in the late 1960s. – A Linux distribution is a complete Linux implementation, including kernel, shell, applications, utilities, and installation media, that is packaged, distributed, and supported by a software vendor. – Mac OS X is the current version of the Macintosh Operating System. – The CompTIA Network+ troubleshooting Model includes the following eight steps: 1. Establishing the Symptoms and Potential Causes 2. Identifying the Affected Area 3. Establishing What Has Changed 4. Selecting the Most Probable Cause Ver. 1.0 Session 12 Slide 51 of 53
    52. 52. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Summary (Contd.) CompTIA Network+ troubleshooting Model steps: (Contd.) 1. Implementing an Action Plan and Solution 2. Testing the Result 3. Identifying the Results and Effects 4. Documenting the Solution and Process 5. The TCP/IP troubleshooting utilities: The TCP/IP troubleshooting utilities are: Troubleshooting with IP Configuration Utilities Troubleshooting with Ping Troubleshooting with Tracert Troubleshooting with Arp Troubleshooting with Telnet Troubleshooting with Nbtstat Troubleshooting with Netstat Troubleshooting with FTP Troubleshooting with Nslookup Ver. 1.0 Session 12 Slide 52 of 53
    53. 53. CompTIA N+ Certification: Network Using Attended Installation Installing Windows XP Professional Operating System and NetworkTroubleshooting Summary (Contd.) The major hardware troubleshooting tools are: – Network Technician’s Hand Tools – Electrical Safety Rules – Wire Crimpers – Punch Down Tools – Circuit Testers – Voltmeters – Cable Testers – Crossover Cables – Hardware Loopback Plugs – LED Indicator Lights – Tone Generators and Tone Locators The major system performance monitoring tools are: Performance Monitors Protocol Analyzers The Protocol Analysis Process Ver. 1.0 Session 12 Slide 53 of 53

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