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Network & Systems Administration Core Skills

Master the essential skills in network and systems administration to kickstart your IT career.

117 lessons117 free lessons28 hr 00 min video
Network & Systems Administration Core Skills
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Course Overview

The Network & Systems Administration Core Skills course is designed for aspiring Network Engineers and System Administrators, providing the foundational knowledge necessary for these critical IT roles. This beginner-friendly course equips you with practical skills to manage and troubleshoot networks and systems effectively.

Course Structure

The curriculum is structured to guide you through key topics such as Networking Basics, Network Security, Hardware Devices, Switching and Routing, Cloud Administration, and more. You’ll start with theoretical lectures and then move on to demonstrations, followed by hands-on practice labs to cement your understanding.

Mindset for Success

Success in this course requires a commitment to learning the theoretical foundations before jumping into practical applications. Understanding the "why" behind systems and network configurations is crucial to performing effectively in technology roles.

What You’ll Learn

  • Understand core networking and systems administration concepts.
  • Perform common entry-level system administration tasks.
  • Troubleshoot networking issues with a structured approach.
  • Apply foundational knowledge to cybersecurity and cloud administration contexts.

Skills Covered

  • Network configuration
  • System setup
  • Troubleshooting
  • Network security basics
  • Hardware device handling

How This Course Helps You on the Job

  • Preparation for entry-level System Administrator roles
  • Preparation for entry-level Network Engineer positions
  • Foundation for careers in cybersecurity and cloud administration
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Course Curriculum

Start with any free lesson

117 of 117 lessons free
Introduction1 lessons · 1 free
  1. Introduction (Important Information)Free lesson — no registration required
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Networking Basics (JSS Trainer Lecture)12 lessons · 12 free
  1. OSI Layer Part 1Free lesson — no registration required
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  2. OSI Layer TSHOOT Part 2Free lesson — no registration required
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  3. OSI Layer Wireshark Analyzing Part 3Free lesson — no registration required
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  4. OSI Layer Network Security Part 4Free lesson — no registration required
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  5. OSI Layer Cloud and Q&A Part 5Free lesson — no registration required
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  6. Knowledge Check QuizFree lesson — no registration required
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  7. Encapsulation DecapsulationFree lesson — no registration required
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  8. TCP UDP Part 1Free lesson — no registration required
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  9. TCP UDP TSHOOT Part 2Free lesson — no registration required
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  10. TCP Wireshark Part 3Free lesson — no registration required
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  11. TCP UDP Network Security and Q&A Part 4Free lesson — no registration required
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  12. Knowledge Check QuizFree lesson — no registration required
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Network Cabling and Hardware Devices (JSS Trainer Lecture)12 lessons · 12 free
  1. Cabling Straight vs Cross Over vs MDIX Media Dependent Interface Cross OverFree lesson — no registration required
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  2. JNAP: Troubleshooting TasksFree lesson — no registration required
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  3. Connect to an Ethernet NetworkFree lesson — no registration required
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  4. Connect to a cable modemFree lesson — no registration required
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  5. Connect Fiber Optic CablesFree lesson — no registration required
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  6. Connect Patch Panel Cables 1Free lesson — no registration required
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  7. Connect Patch Panel Cable 2Free lesson — no registration required
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  8. Select and Install a Network AdapterFree lesson — no registration required
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  9. Connect a Media ConverterFree lesson — no registration required
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  10. Install a SwitchFree lesson — no registration required
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  11. Select a Networking DeviceFree lesson — no registration required
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  12. Configure a Home RouterFree lesson — no registration required
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Network Addressing and Services (JSS Trainer Lecture)30 lessons · 30 free
  1. IPV4 HeaderFree lesson — no registration required
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  2. IPv4 Subnetting Part 1Free lesson — no registration required
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  3. IPv4 Subnetting Part 2Free lesson — no registration required
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  4. IPv4 Subnetting Network Security and Q&AFree lesson — no registration required
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  5. Knowledge Check QuizFree lesson — no registration required
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  6. IPV6 in a NutshellFree lesson — no registration required
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  7. IPV6 & Types of CommunicationFree lesson — no registration required
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  8. Type of Address - Network & Host PortionFree lesson — no registration required
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  9. IPV6 Network Security - Cloud and Q&AFree lesson — no registration required
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  10. JNAP: Multicast Addressing in a NutshellFree lesson — no registration required
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  11. DHCP IntroFree lesson — no registration required
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  12. DHCP Process in NutshellFree lesson — no registration required
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  13. DHCP Network Security and CloudFree lesson — no registration required
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  14. Network Attack DHCP AttackFree lesson — no registration required
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  15. DHCP Per NIC Assignment and APIPA in a NutshellFree lesson — no registration required
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  16. DHCP Relay IP AssignmentFree lesson — no registration required
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  17. DHCP Client IdentifierFree lesson — no registration required
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  18. Knowledge Check QuizFree lesson — no registration required
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  19. DNS LectureFree lesson — no registration required
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  20. DNS Part 1Free lesson — no registration required
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  21. DNS Part 2Free lesson — no registration required
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  22. DNS WiresharkFree lesson — no registration required
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  23. DNS Troubleshoot and CloudFree lesson — no registration required
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  24. Knowledge Check QuizFree lesson — no registration required
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  25. Ping Tool (Demo)Free lesson — no registration required
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  26. Ping Tool WiresharkFree lesson — no registration required
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  27. Ping Tool Troubleshoot & Network Security Q&AFree lesson — no registration required
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  28. Tracert Tool (Demo)Free lesson — no registration required
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  29. Netstat Tool (Demo)Free lesson — no registration required
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  30. JNAP: Other CMD Tools (Demo)Free lesson — no registration required
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Network Security, Firewalls and Intrusion Detection (JSS Trainer Lecture)7 lessons · 7 free
  1. JNAP:Network Security and Network Hardening LectureFree lesson — no registration required
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  2. JNAP: What is Firewall and the TypesFree lesson — no registration required
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  3. JNAP: What are Threats, Vulnerabilities and ExploitsFree lesson — no registration required
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  4. JNAP: Windows Firewall DemoFree lesson — no registration required
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  5. JNAP: Stateless Firewall DemoFree lesson — no registration required
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  6. JNAP: Business Firewall and Modern Security WalkThrough (Demo)Free lesson — no registration required
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  7. JNAP: Analyzing Tools Windows Firewall Logs and Splunk DemoFree lesson — no registration required
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Switching and Routing (JSS Trainer Lecture)20 lessons · 20 free
  1. Cisco SwitchesFree lesson — no registration required
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  2. Stackwise VS ChassisFree lesson — no registration required
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  3. Memory Components and Config filesFree lesson — no registration required
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  4. Boot ProcessFree lesson — no registration required
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  5. Learn Networking with Packer TracerFree lesson — no registration required
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  6. Basics of Cisco IOSFree lesson — no registration required
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  7. How switch switchesFree lesson — no registration required
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  8. JNAP: How Switch does switching and Populate CAMFree lesson — no registration required
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  9. JNAP: Traditional ARPFree lesson — no registration required
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  10. Proxy and Gratuitous ARPFree lesson — no registration required
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  11. ARP Network Security and Q&AFree lesson — no registration required
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  12. Spanning Tree Protocol (802.1d)Free lesson — no registration required
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  13. JNAP: VLAN ConceptsFree lesson — no registration required
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  14. JNAP: Etherchannel and POEFree lesson — no registration required
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  15. JNAP: Cisco RoutersFree lesson — no registration required
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  16. JNAP: Protocols, AD and MetricsFree lesson — no registration required
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  17. JNAP: NAT and PATFree lesson — no registration required
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  18. JNAP: Routing Lookup ProcessFree lesson — no registration required
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  19. JNAP: VLAN, TRUNK, NAT ISP Connectivity Hands on labFree lesson — no registration required
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  20. JNAP: TrunkFree lesson — no registration required
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Specialized Networks (JSS Trainer Lecture)3 lessons · 3 free
  1. JNAP: VOIP and DemoFree lesson — no registration required
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  2. JNAP: NAS and SAN Lecture and Real-World WalkthroughFree lesson — no registration required
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  3. JNAP: What is Virtualization and WalkthroughFree lesson — no registration required
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Wireless Networking (JSS Trainer Lecture)2 lessons · 2 free
  1. JNAP: Wireless,Hot Spot, Ad Hoc, Seamless Roaming, WLC LectureFree lesson — no registration required
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  2. JNAP: Wireless LAN DemoFree lesson — no registration required
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Wide Area Networks (WANs) (JSS Trainer Lecture)1 lessons · 1 free
  1. JNAP: WAN, HDLC VS PPP Lecture and DemoFree lesson — no registration required
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Network Operations and Management (JSS Trainer Lecture)2 lessons · 2 free
  1. JNAP: SOHO Small Office Home Office, Common Network Components, Network ArchitecturesFree lesson — no registration required
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  2. JNAP: MDF vs IDF and Evolution of TechnologyFree lesson — no registration required
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Cloud Administration Basics (JSS Trainer Lecture)1 lessons · 1 free
  1. JNAP: What is Cloud Computing and AWS Hands-on demoFree lesson — no registration required
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Practice Labs24 lessons · 24 free
  1. Introduction to the OSI Model (N10-009)Free lesson — no registration required
    Start Lesson
  2. Networking Appliances and Functionality (N10-009)Free lesson — no registration required
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  3. Cloud Networking Concepts (N10-009)Free lesson — no registration required
    Start Lesson
  4. Networking Ports and Protocols (N10-009)Free lesson — no registration required
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  5. Networking Topologies and Architecture (N10-009)Free lesson — no registration required
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  6. Install and Configure DHCP and DNS ServersFree lesson — no registration required
    Start Lesson
  7. Using TCP/IP Tools in WindowsFree lesson — no registration required
    Start Lesson
  8. Using TCP/IP Tools in LinuxFree lesson — no registration required
    Start Lesson
  9. IPv4 Network Addressing (N10-009)Free lesson — no registration required
    Start Lesson
  10. Software Defined Networking Concepts (N10-009)Free lesson — no registration required
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  11. Routing Concepts (N10-009)Free lesson — no registration required
    Start Lesson
  12. Switching Concepts (N10-009)Free lesson — no registration required
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  13. Network Monitoring Concepts (N10-009)Free lesson — no registration required
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  14. Disaster Recovery Concepts (N10-009)Free lesson — no registration required
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  15. Implementing IPv4 Network Services (N10-009)Free lesson — no registration required
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  16. Network Access and Management (N10-009)Free lesson — no registration required
    Start Lesson
  17. Network Security Concepts (N10-009)Free lesson — no registration required
    Start Lesson
  18. General Network Attacks (N10-009)Free lesson — no registration required
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  19. Network Hardening Techniques (N10-009)Free lesson — no registration required
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  20. Configuring a Network FirewallFree lesson — no registration required
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  21. Configuring SyslogFree lesson — no registration required
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  22. Monitoring Network PerformanceFree lesson — no registration required
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  23. Creating a Fault-Tolerant NetworkFree lesson — no registration required
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  24. Network Troubleshooting Tools and Techniques (N10-009)Free lesson — no registration required
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Certificate Request Form1 lessons · 1 free
  1. Certificate RequestFree lesson — no registration required
    Start Lesson
Searching Jobs and Applying to jobs1 lessons · 1 free
  1. Resume Tips, Job Hunting Strategies, and Interview Prep with ChatGPTFree lesson — no registration required
    Start Lesson

Frequently Asked Questions

Who should take this course?

This course is ideal for those starting as Network Engineers or System Administrators, as well as IT professionals needing foundational network and systems skills.

What topics are covered in the course?

The course covers networking basics, security, hardware devices, switching and routing, cloud administration, and more.

What is the course format?

The course includes lectures, demonstrations, and hands-on labs to solidify learning.

Do I need any prerequisites?

No specific prerequisites are required, but a keen interest in IT and networking will be beneficial.