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CompTIA Network+ N10-009 Training Course (Professor Messer)

By Professor Messer

Course audio
Course audio: English
Level
Beginner
Length
87 lessons · 12.9 hours

What you'll be able to do

  • Explain the OSI model and network architectures
  • Work with IPv4 subnets, IPv6 and NAT
  • Configure core services such as DHCP
  • Troubleshoot wired and wireless network problems

About this course

Professor Messer's free course for the current CompTIA Network+ N10-009 exam: 87 short lessons, about 13 hours, in exam-objective order. It covers the OSI model, network architectures, IPv4 subnet masks, IPv6, network address translation, software-defined networking and wireless technologies, then installing and managing networks, life cycle management, DHCP and time protocols, authentication, denial-of-service and rogue services, security rules, and troubleshooting hardware, wireless and with basic device commands. A vendor-neutral networking foundation for help-desk, network support and cloud roles.

Syllabus

87 lessons · 12:54:51 in total

  1. 1How to Pass Your CompTIA N10-009 Network+ Exam7:40
  2. 2Understanding the OSI Model - CompTIA Network+ N10-009 - 1.113:51
  3. 3Networking Devices - CompTIA Network+ N10-009 - 1.214:31
  4. 4Networking Functions - CompTIA Network+ N10-009 - 1.213:25
  5. 5Designing the Cloud - CompTIA Network+ N10-009 - 1.39:49
  6. 6Cloud Models - CompTIA Network+ N10-009 - 1.35:23
  7. 7Introduction to IP - CompTIA Network+ N10-009 - 1.414:10
  8. 8Common Ports - CompTIA Network+ N10-009 - 1.420:22
  9. 9Other Useful Protocols - CompTIA Network+ N10-009 - 1.48:26
  10. 10Network Communication - CompTIA Network+ N10-009 - 1.43:55
  11. 11Wireless Networking - CompTIA Network+ N10-009 - 1.56:37
  12. 12Ethernet Standards - CompTIA Network+ N10-009 - 1.54:04
  13. 13Optical Fiber - CompTIA Network+ N10-009 - 1.53:55
  14. 14Copper Cabling - CompTIA Network+ N10-009 - 1.57:21
  15. 15Network Transceivers - CompTIA Network+ N10-009 - 1.54:52
  16. 16Fiber Connectors - CompTIA Network+ N10-009 - 1.53:56
  17. 17Copper Connectors - CompTIA Network+ N10-009 - 1.53:31
  18. 18Network Topologies - CompTIA Network+ N10-009 - 1.64:42
  19. 19Network Architectures - CompTIA Network+ N10-009 - 1.64:53
  20. 20Binary Math - CompTIA Network+ N10-009 - 1.79:15
  21. 21IPv4 Addressing - CompTIA Network+ N10-009 - 1.711:06
  22. 22Classful Subnetting - CompTIA Network+ N10-009 - 1.710:58
  23. 23IPv4 Subnet Masks - CompTIA Network+ N10-009 - 1.79:00
  24. 24Calculating IPv4 Subnets and Hosts - CompTIA Network+ N10-009 - 1.79:46
  25. 25Magic Number Subnetting - CompTIA Network+ N10-009 - 1.721:09
  26. 26Seven Second Subnetting - CompTIA Network+ N10-009 - 1.717:03
  27. 27Software Defined Networking - CompTIA Network+ N10-009 - 1.86:56
  28. 28Virtual Extensible LAN - CompTIA Network+ N10-009 - 1.85:17
  29. 29Zero Trust - CompTIA Network+ N10-009 - 1.86:41
  30. 30Infrastructure as Code - CompTIA Network+ N10-009 - 1.88:20
Show all 87 lessons
  1. 31IPv6 Addressing - CompTIA Network+ N10-009 - 1.813:50
  2. 32Static Routing - CompTIA Network+ N10-009 - 2.17:21
  3. 33Dynamic Routing - CompTIA Network+ N10-009 - 2.19:12
  4. 34Routing Technologies - CompTIA Network+ N10-009 - 2.116:10
  5. 35Network Address Translation - CompTIA Network+ N10-009 - 2.17:02
  6. 36VLANs and Trunking - CompTIA Network+ N10-009 - 2.212:29
  7. 37Interface Configurations - CompTIA Network+ N10-009 - 2.26:40
  8. 38Spanning Tree Protocol - CompTIA Network+ N10-009 - 2.26:06
  9. 39Wireless Technologies - CompTIA Network+ N10-009 - 2.38:34
  10. 40Wireless Networking - CompTIA Network+ N10-009 - 2.311:54
  11. 41Network Types - CompTIA Network+ N10-009 - 2.34:41
  12. 42Wireless Encryption - CompTIA Network+ N10-009 - 2.33:23
  13. 43Installing Networks - CompTIA Network+ N10-009 - 2.411:40
  14. 44Power - CompTIA Network+ N10-009 - 2.47:19
  15. 45Environmental Factors - CompTIA Network+ N10-009 - 2.43:29
  16. 46Network Documentation - CompTIA Network+ N10-009 - 3.110:42
  17. 47Life Cycle Management - CompTIA Network+ N10-009 - 3.18:17
  18. 48Configuration Management - CompTIA Network+ N10-009 - 3.15:19
  19. 49SNMP - CompTIA Network+ N10-009 - 3.28:58
  20. 50Logs and Monitoring - CompTIA Network+ N10-009 - 3.213:06
  21. 51Network Solutions - CompTIA Network+ N10-009 - 3.26:57
  22. 52Disaster Recovery - CompTIA Network+ N10-009 - 3.312:09
  23. 53Network Redundancy - CompTIA Network+ N10-009 - 3.34:06
  24. 54DHCP - CompTIA Network+ N10-009 - 3.48:51
  25. 55Configuring DHCP - CompTIA Network+ N10-009 - 3.410:18
  26. 56IPv6 and SLAAC - CompTIA Network+ N10-009 - 3.44:53
  27. 57An Overview of DNS - CompTIA Network+ N10-009 - 3.416:54
  28. 58DNS Records - CompTIA Network+ N10-009 - 3.49:04
  29. 59Time Protocols - CompTIA Network+ N10-009 - 3.45:02
  30. 60VPNs - CompTIA Network+ N10-009 - 3.56:54
  31. 61Remote Access - CompTIA Network+ N10-009 - 3.57:52
  32. 62Security Concepts - CompTIA Network+ N10-009 - 4.113:06
  33. 63Authentication - CompTIA Network+ N10-009 - 4.112:46
  34. 64Security Technologies - CompTIA Network+ N10-009 - 4.17:15
  35. 65Regulatory Compliance - CompTIA Network+ N10-009 - 4.14:01
  36. 66Segmentation Enforcement - CompTIA Network+ N10-009 - 4.16:10
  37. 67Denial of Service - CompTIA Network+ N10-009 - 4.26:58
  38. 68VLAN Hopping - CompTIA Network+ N10-009 - 4.26:35
  39. 69MAC Flooding - CompTIA Network+ N10-009 - 4.28:10
  40. 70ARP and DNS Poisoning - CompTIA Network+ N10-009 - 4.27:28
  41. 71Rogue Services - CompTIA Network+ N10-009 - 4.26:08
  42. 72Social Engineering - CompTIA Network+ N10-009 - 4.210:56
  43. 73Malware - CompTIA Network+ N10-009 - 4.26:41
  44. 74Device Security - CompTIA Network+ N10-009 - 4.39:03
  45. 75Security Rules - CompTIA Network+ N10-009 - 4.310:23
  46. 76Network Troubleshooting Methodology - CompTIA Network+ N10-009 - 5.18:04
  47. 77Cable Issues - CompTIA Network+ N10-009 - 5.214:40
  48. 78Interface Issues - CompTIA Network+ N10-009 - 5.29:29
  49. 79Hardware Issues - CompTIA Network+ N10-009 - 5.27:34
  50. 80Switching Issues - CompTIA Network+ N10-009 - 5.39:58
  51. 81Routing and IP Issues - CompTIA Network+ N10-009 - 5.39:37
  52. 82Performance Issues - CompTIA Network+ N10-009 - 5.47:18
  53. 83Wireless Issues - CompTIA Network+ N10-009 - 5.49:21
  54. 84Software Tools - CompTIA Network+ N10-009 - 5.57:29
  55. 85Command Line Tools - CompTIA Network+ N10-009 - 5.517:59
  56. 86Hardware Tools - CompTIA Network+ N10-009 - 5.58:40
  57. 87Basic Network Device Commands - CompTIA Network+ N10-009 - 5.58:56

What to take next

Videos by Professor Messer, played from their official YouTube channel. Subscribe on YouTube

Official upload by the teacher or institution on their own channel, shown with YouTube's embedded player.

Lessons listed from the official YouTube playlist. Full playlist on YouTube

Lessons last checked Oct 2026. Course summary and lesson structure by Sabaq.

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