xxii Tone Generator and Tracer ......................................... 554 Fiber-Optic Cables ................................................... 555 NIC Loopback Test ................................................... 555 Multimeter and Spectrum Analyzer .............................. 555 Indicator Lights ........................................................ 556 Network Analyzer ..................................................... 556 Protocol Analyzer ..................................................... 556 Wireless Network Tester and Analyzer .......................... 557 Troubleshooting the Most Common Network Problems ................................................. 557 Cannot Log on to the Network or Computer .................. 557 Loose or No Connection ............................................ 558 Cannot Access a Share.............................................. 560 Cannot Print to a Network Printer ................................ 560 Printer Is Printing Gibberish....................................... 560 Computer Has a Virus or Worm .................................. 561 Cannot Obtain a Proper IPv4 Address .......................... 561 Cannot Connect to an Application Server ..................... 562 Cannot Access VoIP Services ..................................... 562 Duplex Mismatch ..................................................... 562 Cannot Access the Internet ........................................ 562 Troubleshooting Common Wireless Problems ................................................ 564 ESSID Mismatch ...................................................... 564 Signal Bounce ......................................................... 564 Encryption Enabled .................................................. 564 Signal-to-Noise Ratio ............................................... 564 Troubleshooting with TCP/IP Utilities ................. 565 Ping ....................................................................... 565 Pathping ................................................................. 567 Tracert .................................................................... 567 Netstat .................................................................... 568 Nbtstat ................................................................... 569 ARP ....................................................................... 570 IPconfig .................................................................. 571 Nslookup ................................................................ 571 Route ..................................................................... 571 Net ........................................................................ 571 Miscellaneous Issues............................................ 573 CHAPTER 18 Designing and Installing a New Network ........................................................... 580 Needs Assessment and Design ........................... 581 Physical Network Structure ........................................ 582 Security .................................................................. 583 Application ............................................................. 583 Organizational Structure ............................................ 583 Fault Tolerance and Data Integrity ............................... 589 Network Design Tools ........................................... 589 Microsoft Planning Tools........................................... 589 Microsoft Assessment and Planning (MAP) Toolkit ....................................... 589 Microsoft Visio ........................................................ 591 NetworkView ........................................................... 591 Installation Process ............................................... 592 Developing a Timeline .............................................. 592 Installation .............................................................. 593 Implementation ........................................................ 593 Documentation ........................................................ 594 Training .................................................................. 594 Specifications for Network Design ...................... 594 Demarcation Point .................................................... 596 Network Interface Device ........................................... 596 Main Entrance Room ................................................ 596 Main Distribution Frame (MDF) .................................. 596 Entrance Facility ...................................................... 597 Equipment Room ..................................................... 597 Work Area ............................................................... 597 Horizontal Cross Connect .......................................... 597 Horizontal Wiring ..................................................... 597 Backbone ................................................................ 598 Patch Panel ............................................................. 598 Punch Down Block ................................................... 599 Telecommunication Room ......................................... 601 Telecommunication Closet ......................................... 601 Standards Organizations ...................................... 601 ANSI/TIA/EIA Standards ............................................ 601 Network and Computer Electrical Requirements ............................................. 605 BICSI ..................................................................... 606 CHAPTER 19 Network+ Certification Exam Preparation ....................................................... 612 Network+ Certification Exam ................................ 613 Domain 1: Network Concepts (23%) ........................... 613 Domain 2: Network Infrastructure (18%) ...................... 614 Domain 3: Network Operations (17%) ......................... 614 Domain 4: Network Security (20%) ............................. 614 Domain 5: Troubleshooting and Tools (22%) ................ 615