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Certified – CompTIA Network + Audio Course
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Certified – CompTIA Network + Audio Course

Episode 1Episode 126: Change Management and System Life CycleJuly 20, 2025 · 13 min
Episodes
185
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Series – listen from the start
Latest episode
Oct 14, 2025
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About the podcast

The Network+ Audio Course is your comprehensive audio training series for mastering the CompTIA Network+ certification. Designed for learners on the go, this Audio Course transforms exam objectives into clear, structured, and engaging episodes tailored for auditory learning. Whether you're walking, commuting, or studying between shifts, each episode breaks down complex networking topics into digestible segments aligned with the official CompTIA blueprint. From OSI layers and IP addressing to wireless standards and troubleshooting methodologies, the series leaves no objective unexplored. The CompTIA Network+ certification validates the essential skills required to design, implement, manage, and troubleshoot wired and wireless networks across diverse environments. It emphasizes practical, vendor-neutral knowledge in areas such as network architecture, operations, security, and industry-standard protocols. Network+ ensures that IT professionals can support critical network infrastructure and identify performance or connectivity issues with confidence. Recognized globally by employers and government agencies alike, Network+ is often the next step after CompTIA A+ and serves as a strong foundation for advanced certifications like Security+ and Cisco Certified Network Associate. You’ll learn how to approach multiple-choice questions, interpret challenging phrasing, and think like a test writer. Every episode is crafted for clarity and retention, making it ideal for repetition and review. Whether you're a first-time test taker or recertifying, the Network+ Audio Course helps you build the confidence and competence to pass the exam and advance your career in networking and IT infrastructure.

Episodes 185

  1. Episode 184: Network Troubleshooting Methodology Recap and Exam Readiness

    13 minEpisode 184

    To wrap up the series, this episode reviews the full troubleshooting methodology—from identifying the problem to documenting the fix. We walk through common scenarios, showing how the steps apply in real life …

  2. Episode 183: BYOD, Licensing Issues, and Troubleshooting Oddities

    18 minEpisode 183

    Not every issue fits into neat categories. In this episode, we address edge-case problems like Bring Your Own Device (BYOD) compatibility, expired licenses on security appliances, and odd client behaviors that …

  3. Episode 182: Optical, Hardware, and Performance Issues — Identifying and Resolving Problems

    14 minEpisode 182

    This episode revisits advanced troubleshooting at the hardware and optical layer. We cover transceiver problems, dirty fiber connectors, power mismatches, and switch backplane limitations. You'll learn how to …

  4. Episode 181: DNS and NTP Failures — Troubleshooting Name and Time Resolution

    15 minEpisode 181

    DNS and NTP are often invisible—until they fail. This episode shows how to diagnose and fix issues with domain name resolution and time synchronization, both of which affect authentication, connectivity, and …

  5. Episode 180: Asymmetric Routing, Multicast Flooding, and ACL Misconfigurations

    15 minEpisode 180

    Some network issues are subtle, involving advanced concepts like asymmetric routing, multicast flooding, and access control list (ACL) errors. This episode explains how asymmetric routing—where traffic returns …

  6. Episode 179: Collision Domains, Broadcast Storms, and Routing Loops

    15 minEpisode 179

    Poor network segmentation can lead to serious Layer 2 and Layer 3 problems. In this episode, we explain how excessive collision domains on legacy hubs or poorly configured switches can slow performance and …

  7. Episode 178: Routing Troubleshooting — Missing Routes, DHCP, and Address Conflicts

    15 minEpisode 178

    Routing issues can silently break connectivity—even if everything looks fine at Layer 2. In this episode, we diagnose common routing problems, including missing default routes, misconfigured static routes, and …

  8. Episode 177: Network Foundations — VLAN, Interface, and Configuration Checks

    14 minEpisode 177

    Sometimes network issues stem from the basics: incorrect VLAN assignment, disabled interfaces, or outdated configurations. This episode walks through foundational network checks that resolve a surprising number …

  9. Episode 176: Wireless Configuration Problems — SSID, Encryption, and Client Issues

    15 minEpisode 176

    Even if the signal is strong, configuration mistakes can block connectivity. This episode addresses common wireless configuration errors such as mismatched SSIDs, incorrect security settings, or outdated …

  10. Episode 175: Wireless Issues — Antenna Placement, Channels, and Signal Loss

    15 minEpisode 175

    Signal problems are among the most common wireless complaints—and many stem from poor antenna planning. This episode examines how antenna placement, orientation, and environment affect signal propagation …

  11. Episode 174: Wireless Limitations — Throughput, Signal Strength, and Power

    15 minEpisode 174

    Wireless technology is incredibly convenient—but also limited by physical and environmental factors. In this episode, we explore the inherent constraints of wireless communication, such as reduced throughput …

  12. Episode 173: Interface, Routing, and Platform-Specific Diagnostics

    15 minEpisode 173

    Every device platform—whether Cisco, Juniper, or another—has its own diagnostic approach. In this episode, we explore common troubleshooting techniques across routers and switches, focusing on interface states …

  13. Episode 172: Infrastructure Tools — TFTP, Terminal Emulators, and Basic Commands

    14 minEpisode 172

    Some of the most essential network management tools are also the most overlooked. This episode covers infrastructure tools such as TFTP servers for file transfers, terminal emulators like PuTTY and SecureCRT …

  14. Episode 171: Network Discovery and Performance Monitoring

    14 minEpisode 171

    Network visibility starts with knowing what’s on your network. In this episode, we explain network discovery techniques using tools like ping sweeps, SNMP queries, and Nmap scans to identify devices, operating …

  15. Episode 170: Packet Inspection and Traffic Analysis Tools

    15 minEpisode 170

    To truly understand what’s happening on the network, you need to inspect the packets themselves. This episode introduces tools like Wireshark, tcpdump, and protocol analyzers that allow you to capture and …

  16. Episode 169: Wireless Troubleshooting — Tools and Bandwidth Analysis

    15 minEpisode 169

    Wireless networks introduce a layer of complexity that often demands specialized tools for visibility. In this episode, we cover wireless troubleshooting utilities including site survey tools, spectrum …

  17. Episode 168: Advanced Tools for Fiber Optics and Signal Testing

    16 minEpisode 168

    Fiber requires a different class of diagnostic tools due to its precision and sensitivity. In this episode, we cover devices like OTDRs (Optical Time Domain Reflectometers), power meters, and visual fault …

  18. Episode 167: Cable Testing Tools — Crimpers, Punchdowns, and Locators

    14 minEpisode 167

    Troubleshooting starts with the right tools. In this episode, we walk through the essential cable testing and installation tools you’ll use on the job. These include crimpers for RJ-45 connectors, punchdown …

  19. Episode 166: Link Layer Diagnostics — Duplexing, Transceivers, and LEDs

    15 minEpisode 166

    Link-level problems are easy to overlook but frequently cause intermittent issues. This episode explores duplex mismatches—where one device is set to full duplex and the other to half—leading to collisions …

  20. Episode 165: Common Cable Faults, Errors, and Hardware Issues

    16 minEpisode 165

    Even a well-designed network can experience hardware or cabling faults over time. This episode breaks down common problems such as broken connectors, bent pins, cable kinks, and worn insulation. We explain how …

  21. Episode 164: Cable Performance Specifications and Specialized Applications

    16 minEpisode 164

    Cable problems can often look like application issues, but they require a different kind of troubleshooting. In this episode, we review cable specifications like length limits, signal loss, impedance, and …

  22. Episode 163: Troubleshooting Methodology — Implementing Solutions and Documentation

    16 minEpisode 163

    Once you’ve confirmed the cause of a network issue, it's time to solve it. This episode covers the final stages of the troubleshooting methodology: establishing a plan of action, implementing the solution …

  23. Episode 162: Troubleshooting Methodology — Identifying Problems and Probable Causes

    16 minEpisode 162

    The foundation of effective troubleshooting is a structured approach. In this episode, we introduce the CompTIA troubleshooting methodology, focusing on the first few steps: identifying the problem …

  24. Episode 161: Welcome to Domain 5 — Network Troubleshooting

    16 minEpisode 161

    In this final domain, we turn our focus to troubleshooting—a skill that ties together everything you’ve learned so far. This episode introduces Domain 5 and outlines the key areas it covers, including …

  25. Episode 160: Detection Methods and Prevention through Training

    15 minEpisode 160

    Security tools can’t catch every threat—but informed users often can. This episode looks at the balance between technical detection methods and user-driven prevention. We start by examining detection tools like …

  26. Episode 159: Physical Security Fundamentals — Access Control and Asset Disposal

    17 minEpisode 159

    While cyber defenses are critical, physical security is just as important. In this episode, we explain how physical access controls protect infrastructure from unauthorized tampering, theft, or sabotage. You’ll …

  27. Episode 158: Advanced Wireless Security — MAC Filters, Client Isolation, and Captive Portals

    13 minEpisode 158

    Wireless networks require layered security controls to keep unauthorized users out and ensure a clean client experience. In this episode, we cover advanced wireless protections including MAC filtering, client …

  28. Episode 157: Firewall Rules and ACL Management

    14 minEpisode 157

    Firewalls and access control lists are the gatekeepers of your network, and understanding how to configure them correctly is essential. This episode explains how to structure firewall rules and ACLs (Access …

  29. Episode 156: Hardening Network Devices — Interfaces, Passwords, and Firmware Management

    9 minEpisode 156

    Securing the network starts with securing its devices. In this episode, we focus on hardening best practices for routers, switches, and firewalls. This includes disabling unused interfaces, enforcing strong …

These are the latest 60 of 185 episodes. You’ll find older episodes in the podcast’s feed.

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