Content text Downloadable Official CompTIA Network+ Instructor Guide (7).pdf
CompTIA Network+ Instructor Guide ( )
Course Edition: 1.0 Acknowledgments James Pengelly, Author Juan Guerrero, Author Katie Hoenicke, Senior Vice President, Product Development Becky Mann, Vice President, Content Development Craig Jenkins, Senior Director, Technical Content Development Michael Olsen, Director, Content Development Lizbeth Johnson, Senior Manager, Content Development Notices Disclaimer While The Computing Technology Industry Association (“CompTIA”) takes care to ensure the accuracy and quality of these materials, we cannot guarantee their accuracy, and all materials are provided without any warranty whatsoever, including, photographs of another entity’s products, or another entity’s product name or service in this book is for editorial purposes Trademark Notice CompTIA® ® Copyright Notice in any form or by any means, or stored in a database or retrieval system, without the prior written permission of CompTIA, This book conveys no rights in the software or other products about which it was written; all use or licensing of such software book, related materials, or any other CompTIA materials are being reproduced or transmitted without permission, please call help.comptia.org LICENSED FOR USE ONLY BY: AWADHESH SHUKLA · 7179655 · AUG 13 2024
Table of Contents Module 1: Explaining Network Topologies ................................................................... 1 Lesson 1.1: Networking Overview ....................................................................... 2 Lesson 1.2: OSI Model Concepts ........................................................................... 7 Lesson 1.3: SOHO Networks ............................................................................... 16 Lesson 1.4: Troubleshooting Methodology ...................................................... 24 Module 2: Supporting Cabling and Physical Installations ......................................... 33 Lesson 2.1: Ethernet ............................................................................................ 34 Lesson 2.2: Copper Cables and Connectors ...................................................... 39 Lesson 2.3: Wiring Implementation ................................................................... 45 Lesson 2.4: Fiber Optic Cables and Connectors ................................................ 51 Lesson 2.5: Physical Installation Factors .......................................................... 58 Lesson 2.6: Cable Troubleshooting .................................................................... 64 ......................................................... 73 ......................................................................... 74 Lesson 3.2: Ethernet Switches ............................................................................ 81 .............................................................. 88 Lesson 3.4: Switch Troubleshooting .................................................................. 95 ............................................................. 105 Lesson 4.1: Internet Protocol Basics ................................................................ 106 ................................................................. 113 Lesson 4.3: IP Version 4 Subnetting ................................................................. 123 Lesson 4.4: IP Troubleshooting Tools .............................................................. 133 Lesson 4.5: IP Version 6 ..................................................................................... 139 Lesson 4.6: IP Troubleshooting......................................................................... 147 Table of Contents | iii Table of Contents LICENSED FOR USE ONLY BY: AWADHESH SHUKLA · 7179655 · AUG 13 2024
....................................... 153 .................................................................... 154 .................................................... 164 ...................................................... 171 Lesson 5.4: Firewalls .......................................................................................... 176 Lesson 5.5: Enterprise Network Topologies ................................................... 179 .................................................................................... 183 ............................................ 191 Module 6: Implementing Network Services ............................................................. 197 ................................ 198 ........................................ 207 ............................................................................ 211 ................................................ 215 Lesson 6.5: Domain Name System ................................................................... 218 Lesson 6.6: DNS Troubleshooting..................................................................... 229 ............................................................... 235 ........................ 236 Lesson 7.2: Web, File/Print, and Database Services ....................................... 240 Lesson 7.3: Email and Voice Services ............................................................... 248 ..................................... 254 Module 8: Supporting Network Management .......................................................... 265 .............................. 266 Lesson 8.2: Host Discovery and Monitoring ................................................... 276 Lesson 8.3: Simple Network Management Protocol ...................................... 283 Lesson 8.4: Event Management........................................................................ 286 ........................................................ 293 .......................................................................... 297 iv | Table of Contents Table of Contents LICENSED FOR USE ONLY BY: AWADHESH SHUKLA · 7179655 · AUG 13 2024