Best Network Troubleshooting Podcasts (2025)

1
Episode 159 — Troubleshooting Network Configuration — ACLs, Subnets, Peering 13:21

Play Pause

4d ago13:21

13:21

This episode focuses on resolving connectivity problems caused by incorrect network configurations. Access Control List (ACL) errors can block legitimate traffic, subnet misconfigurations may prevent communication between resources, and peering issues can disrupt cross-network data flows. We also highlight diagnostic approaches such as reviewing AC…

1
Thriving as a Solo MSP (EP 896) 35:08

1d ago35:08

35:08

Ever been told, “You’re too expensive”? Yeah, me too. In this episode, I share how I deal with prospects who quote me lower rates from “their guy” — and why I never match those prices. Instead, I focus on flipping the conversation to value, downtime costs, and the trust that keeps clients with me for decades. Why Listen: Learn why I never match low…

1
Everyday Tech - CLASSIC | The DMV Scams & Mississippi #1 in Spam 42:57

3d ago42:57

42:57

Host(s): Abram Nanney and Sabir Abdul-Haqq (www.yourebs.biz) Topic: This past week a HUGE new scam hit Mississippi callers and phone users of a text message pretending to be the Mississippi Department of Vehicles. And you heard that right it is a scam, so don’t click the links, don’t respond, and please don’t give any information. We learned throug…

1
Episode 124 — Misconfigured NICs and VLANs — Interface Troubleshooting Tactics 11:17

3d ago11:17

11:17

This episode explains how misconfigured network interface cards (NICs) and VLAN settings can disrupt server connectivity. We cover issues such as incorrect VLAN tagging, mismatched speed and duplex settings, and disabled interfaces. The discussion includes how multi-NIC configurations require careful planning for load balancing, redundancy, or VLAN…

1
Episode 123 — Network Connectivity Issues — DHCP, DNS, and Route Problems 11:23

3d ago11:23

11:23

This episode focuses on diagnosing network connectivity failures by examining IP assignment, name resolution, and routing paths. We explain how DHCP misconfigurations can lead to incorrect or missing IP addresses, how DNS issues prevent hostname resolution, and how routing problems can block communication between subnets or external networks. We pr…

1
Episode 122 — Configuration and Service Failures — Improper Setup and Missing Resources 10:24

3d ago10:24

10:24

This episode covers how incorrect configurations and missing dependencies can prevent services from starting or functioning correctly. We discuss common causes, such as incorrect file paths, insufficient permissions, or disabled services. Identifying these issues often requires checking configuration files, logs, and service dependencies. Practical…

1
Episode 121 — Dependency and Update Conflicts — Software Incompatibility Resolution 10:24

3d ago10:24

10:24

This episode explains how dependency issues and update conflicts can cause application or service failures. We discuss scenarios where software relies on specific versions of libraries, frameworks, or drivers, and how updates can inadvertently break functionality by replacing or removing required components. The importance of maintaining compatibil…

1
Episode 120 — OS and Software Problems — Login Issues and Patch Failures 10:50

3d ago10:50

10:50

This episode addresses troubleshooting operating system and application problems, including failed logins, service outages, and patch installation errors. We explain how authentication misconfigurations, expired credentials, or corrupted profiles can block user access, while incomplete or incompatible patches can destabilize services. We connect th…

1
Episode 119 — Partition and Filesystem Errors — Misalignment, Corruption, and Boot Failures 10:52

3d ago10:52

10:52

This episode examines how partition and file system errors can impact server operations. We explain problems such as partition misalignment reducing performance, corruption preventing access to data, and boot failures caused by damaged boot sectors or missing system files. The discussion includes how these issues can originate from improper setup, …

1
Episode 118 — HBA and Controller Issues — Advanced Storage Adapter Failures 10:47

3d ago10:47

10:47

This episode focuses on diagnosing problems with host bus adapters (HBAs) and storage controllers, which are critical for connecting servers to storage devices. We discuss symptoms of adapter failure, such as intermittent connectivity, degraded performance, and device detection errors. Configuration mismatches, outdated firmware, and driver incompa…

1
Episode 117 — Storage Failures — Mount Errors, Slow Access, and File Corruption 10:56

3d ago10:56

10:56

This episode covers how to identify and resolve storage-related failures in server environments. We explain symptoms such as inability to mount volumes, significantly degraded read/write speeds, and corrupted files. Common causes include failing drives, controller faults, cabling issues, and file system corruption. Real-world and exam-relevant exam…

1
Episode 116 — RAID Misconfigurations — Faulty Arrays, Rebuilds, and Bad Sectors 10:44

3d ago10:44

10:44

This episode explains how RAID misconfigurations can lead to degraded performance, data loss, or complete array failure. We discuss common causes such as incorrect drive order, mismatched drive sizes, incompatible RAID levels for the workload, and improper rebuild procedures. The importance of verifying configuration settings against vendor guideli…

1
Episode 115 — Visual and Auditory Cues — LED, LCD, and Unusual Sounds or Smells 10:26

3d ago10:26

10:26

This episode examines how to use visual and auditory indicators to troubleshoot hardware problems. We discuss interpreting status LEDs, reading LCD panel error codes, and recognizing abnormal sounds such as failing fans or clicking drives. The importance of detecting unusual smells, like burnt circuitry, as a sign of component failure is also cover…

1
Episode 114 — CMOS Battery and Lockup Events — Diagnosing Time and Power Problems 10:00

3d ago10:00

10:00

This episode covers how a failing CMOS battery can cause time drift, loss of BIOS settings, and boot failures. We explain the function of the CMOS battery in maintaining system configuration when power is removed, and how to identify symptoms of failure. Lockup events related to power issues are also discussed, including those caused by unstable po…

1
Episode 113 — POST Errors and Random Lockups — Identifying Hardware Start Failures 10:33

3d ago10:33

10:33

This episode explains how to diagnose Power-On Self-Test (POST) errors and intermittent system lockups that indicate potential hardware problems. We discuss common beep codes, LED indicators, and error messages displayed during startup, as well as how they map to specific hardware components. Lockups that occur after startup are also examined for p…

1
Episode 112 — Memory-Related Issues — Dumps, Crashes, and RAM Errors 10:33

3d ago10:33

10:33

This episode focuses on troubleshooting server memory problems, from application crashes to full system halts. We explain how to interpret memory dumps, identify faulty DIMMs, and use diagnostic tools to confirm suspected issues. The discussion also includes how improper memory configurations, such as mismatched speeds or unsupported sizes, can lea…

1
Episode 111 — Predictive Failures — Early Warning Signs and Indicators 10:45

3d ago10:45

10:45

This episode explains how predictive failure technologies and monitoring tools can identify hardware issues before they cause outages. We discuss using SMART data for drives, temperature and fan speed sensors for CPUs, and vendor-specific monitoring utilities for servers. These early warnings allow administrators to schedule maintenance or replacem…

1
Episode 110 — Troubleshooting Documentation — Recording Actions and Outcomes 9:31

3d ago9:31

9:31

This episode focuses on documenting troubleshooting activities from the initial problem report to the final resolution. We discuss capturing details about symptoms, diagnostic steps, implemented changes, and verification results. Thorough documentation allows for faster resolution of similar issues in the future and provides a record for compliance…

1
Episode 109 — Root Cause Analysis — Preventing Future Incidents 9:41

3d ago9:41

9:41

This episode covers how to conduct a root cause analysis (RCA) to determine why a problem occurred and how to prevent its recurrence. We explain how to gather evidence, map the sequence of events, and identify both technical and process-related contributing factors. Documenting the findings is essential for long-term operational improvement. We the…

1
Episode 108 — Functional Verification — Ensuring System Stability Post-Fix 9:43

3d ago9:43

9:43

This episode explains the importance of verifying that a system is fully functional after implementing a fix. We discuss running validation tests, confirming service availability, and ensuring performance metrics are within acceptable ranges. Functional verification also involves checking related systems that may have been indirectly affected by th…

1
Episode 107 — Change Implementation — Testing and Controlled Changes 9:36

3d ago9:36

9:36

This episode focuses on executing the planned solution in a controlled environment. We cover making one change at a time, monitoring for its effect, and ensuring each adjustment aligns with the overall remediation strategy. Implementing changes incrementally reduces the risk of introducing new problems and makes it easier to isolate the source of a…

1
Episode 106 — Establishing a Plan of Action — Solution Planning and Notifications 10:12

3d ago10:12

10:12

This episode explains how to create a detailed plan of action once the root cause of a problem is identified. We discuss outlining step-by-step remediation tasks, sequencing changes to minimize downtime, and identifying potential risks before implementation. The plan should also include a rollback procedure in case the fix causes unexpected issues.…

1
Episode 105 — Testing the Theory — Verification and Adjustment Techniques 9:47

3d ago9:47

9:47

This episode focuses on testing the theory of probable cause to confirm whether it explains the observed issue. We discuss performing controlled changes, using diagnostic tools, and monitoring system behavior for improvement or recurrence of the problem. If the theory is confirmed, the next step is implementing a permanent fix; if not, the theory m…

1
Episode 104 — Theory of Probable Cause — Narrowing Down Server Failures 10:44

3d ago10:44

10:44

This episode discusses how to form a theory of probable cause after gathering information about a problem. We explain how to use evidence from logs, performance metrics, and user reports to eliminate unlikely factors and focus on the most probable source of the issue. This step ensures troubleshooting efforts are targeted and efficient. We then exp…

1
Episode 103 — Replication and Documentation — Reproducing and Logging Issues 11:15

3d ago11:15

11:15

This episode explains how replicating an issue helps confirm the root cause and ensures that corrective measures address the actual problem. We discuss how to safely recreate issues in test environments, document exact steps and conditions, and capture relevant logs or screenshots for further analysis. Detailed documentation also aids in escalation…

1
Episode 102 — Identifying Problems — Scoping and User Input Techniques 11:47

3d ago11:47

11:47

This episode focuses on the first step of the troubleshooting process: accurately identifying and scoping a problem. We discuss gathering user reports, reviewing monitoring data, and determining the affected systems or services. Scoping ensures the issue is clearly defined before any corrective action is taken, preventing wasted time on unrelated a…

1
Episode 101 — Domain 4 Overview — Troubleshooting Methodologies and Practices 10:11

3d ago10:11

10:11

This episode introduces Domain 4 of the CompTIA Server+ exam, which focuses on structured troubleshooting processes and the tools needed to resolve hardware, software, network, and security issues. We outline the methodology steps—problem identification, theory development, testing, implementation, and documentation—and explain how they ensure cons…

1
Episode 100 — Hardware Hardening — Physical Ports, BIOS, and Boot Order Settings 10:59

3d ago10:59

10:59

This episode covers hardware-level security measures that prevent unauthorized use or modification of server systems. We explain how to disable unused physical ports, set administrative BIOS passwords, and configure boot order to restrict booting from external media. These measures reduce the risk of unauthorized device access or operating system b…

1
Episode 99 — Host and Application Hardening — Antivirus and Updates Explained 11:10

3d ago11:10

11:10

This episode explains how to secure individual server hosts and applications through targeted hardening measures. We discuss deploying antivirus and anti-malware tools, ensuring timely application of patches, and disabling unnecessary application features or services. Application configuration best practices, such as enforcing authentication and en…

1
Episode 98 — Server OS Hardening — Patches, Ports, and Service Reduction 10:17

3d ago10:17

10:17

This episode focuses on securing a server operating system by applying hardening techniques that minimize vulnerabilities. We cover the importance of keeping systems fully patched, closing unused network ports, and disabling unneeded services. The discussion also includes reviewing startup processes, removing default accounts, and enforcing secure …

1
Episode 97 — Regulatory Constraints — PII, PCI DSS, and Legal Retention 11:27

3d ago11:27

11:27

This episode reviews the regulatory and legal frameworks that affect server administration, focusing on requirements for protecting personally identifiable information (PII) and complying with industry-specific standards such as the Payment Card Industry Data Security Standard (PCI DSS). We explain how legal retention rules dictate how long certain…

1
Episode 96 — Security Monitoring — SIEM, Log Analysis, and Role Separation 11:26

3d ago11:26

11:26

This episode explains how security monitoring systems, particularly Security Information and Event Management (SIEM) platforms, collect and correlate logs from multiple sources to detect suspicious activity. We discuss how SIEM tools enable real-time alerting, historical analysis, and compliance reporting. The importance of role separation in monit…

1
Episode 95 — Breach Identification — Event Recognition and Disclosure Requirements 10:54

3d ago10:54

10:54

This episode covers how to identify potential security breaches through event monitoring, anomaly detection, and forensic investigation. We discuss the signs of compromise, such as unusual network traffic, unauthorized configuration changes, or unexpected data transfers. The importance of timely breach recognition is emphasized, along with the lega…

1
Episode 94 — Backdoors and Social Engineering — Recognizing Hidden Threats 11:15

3d ago11:15

11:15

This episode explains the dangers of backdoors—hidden access methods intentionally or unintentionally left in systems—and how they can be exploited by attackers. We also examine social engineering tactics used to manipulate individuals into revealing sensitive information or granting access, including phishing, pretexting, and baiting. Understandin…

1
Episode 93 — Data Loss Prevention — Duplication, Access, and Disclosure Controls 10:48

3d ago10:48

10:48

This episode focuses on data loss prevention (DLP) strategies used to protect sensitive information from unauthorized access, duplication, or disclosure. We explain how DLP technologies monitor data movement across networks, block risky transfers, and enforce encryption requirements. Access controls, role assignments, and policy enforcement are dis…

1
Episode 92 — Malware and Insider Threats — Detection and Prevention Concepts 11:26

3d ago11:26

11:26

This episode explores two major security risks: malicious software infections and insider threats. We explain how malware types such as ransomware, trojans, and worms can impact servers, along with the indicators of compromise that signal infection. Insider threats are addressed in terms of intentional sabotage, data theft, or accidental security b…

1
Episode 91 — Hardware Failure Risks — Power, Components, and Environmental 11:37

3d ago11:37

11:37

This episode covers the common risks that can lead to hardware failures in server environments, starting with power-related issues such as surges, brownouts, and outages. We discuss how failing components like power supplies, fans, and storage drives can cause system downtime, as well as how environmental factors such as excessive heat, humidity, o…

1
Episode 90 — Single Sign-On (SSO) — Streamlined Identity Access Control 11:47

3d ago11:47

11:47

This episode focuses on Single Sign-On (SSO) technology, which allows users to authenticate once and gain access to multiple systems or applications without re-entering credentials. We explain how SSO improves user experience while centralizing authentication for stronger oversight. Common protocols such as SAML, OAuth, and OpenID Connect are intro…

1
Episode 89 — Multifactor Authentication — Knowledge, Possession, and Biometrics 11:35

3d ago11:35

11:35

This episode explains multifactor authentication (MFA) and how combining factors—something you know, something you have, and something you are—enhances security. We review examples such as passwords plus hardware tokens, smart cards plus PINs, and biometric scans paired with one-time passwords. The discussion also covers how MFA mitigates risks fro…

1
Episode 88 — Segregation of Duties — Delegation and Least Privilege 15:35

3d ago15:35

15:35

This episode examines how segregation of duties reduces the risk of fraud, errors, and insider threats by dividing responsibilities among multiple individuals. We explain how this principle supports compliance frameworks and strengthens overall security posture. Delegation is discussed as a controlled method of granting temporary access to specific…

1
Episode 87 — Role-Based and Rule-Based Access — Models for Control Enforcement 16:48

3d ago16:48

16:48

This episode compares role-based access control (RBAC), where permissions are tied to job roles, with rule-based access control, where access is determined by specific conditions or rules. We explain how RBAC simplifies management by assigning users to predefined roles, while rule-based models allow dynamic access control based on attributes such a…

1
Episode 86 — Password Policies — Strength, Lockouts, and Enforcement Rules 11:15

3d ago11:15

11:15

This episode explains how to design and implement password policies that balance security with usability. We discuss key elements such as minimum length, complexity requirements, and expiration periods, as well as how account lockout policies deter brute-force attacks. The importance of enforcing password history and preventing reuse is also covere…

1
Episode 85 — Audit Mechanisms — Activity Logs, Deletion Events, and Group Changes 13:52

3d ago13:52

13:52

This episode explains how audit mechanisms track and record user and system activities to support accountability, security investigations, and compliance requirements. We cover the types of events that should be logged, such as user logins, file deletions, and group membership changes, and how these logs can be centralized for easier analysis. We t…

1
Episode 84: User Account Security — Roles, Groups, and Permissions 10:49

3d ago10:49

10:49

This episode focuses on managing user accounts to enforce security policies and maintain proper access control within server environments. We explain how to assign users to groups, apply role-based permissions, and ensure the principle of least privilege is maintained. The discussion also covers auditing account activities and enforcing password po…

1
Episode 83 — HVAC and Sensor Systems — Environmental Controls for Servers 11:23

3d ago11:23

11:23

This episode examines the role of HVAC (Heating, Ventilation, and Air Conditioning) systems and environmental sensors in maintaining stable operating conditions for servers. We discuss how precise temperature and humidity control prevents hardware degradation, while airflow management ensures even cooling throughout the facility. Sensors for temper…

1
Episode 82 — Fire Suppression — Server Room Protection Technologies 10:52

3d ago10:52

10:52

This episode explains fire suppression methods used in server environments to protect equipment while minimizing collateral damage. We review clean agent systems such as FM-200 and inert gas solutions, which extinguish fires without harming electronics, as well as pre-action sprinkler systems designed to avoid accidental water discharge. The discus…

1
Episode 81 — Secure Access Methods — Card Readers and Multifactor Systems 10:50

3d ago10:50

10:50

This episode covers secure access control methods that rely on card reader systems and multifactor authentication for physical entry into server facilities. We explain how card readers function as a primary factor—something you have—and how they are often integrated with secondary verification such as PINs or biometrics to meet multifactor authenti…

1
Episode 80 — Biometric and RFID Locks — Advanced Physical Access Systems 11:10

3d ago11:10

11:10

This episode reviews advanced locking mechanisms, including biometric systems that authenticate based on fingerprints, iris patterns, or facial recognition, and RFID locks that use encoded cards or tags. We discuss how these technologies work, their advantages over traditional key systems, and considerations for integration into broader security fr…

1
Episode 79 — Architectural Security — Camouflage, Blocking, and Reinforcements 10:27

3d ago10:27

10:27

This episode focuses on architectural techniques for securing server facilities, including camouflage to conceal data center locations, structural barriers to block physical intrusion, and reinforcements to strengthen walls, doors, and entry points. We explain how these measures complement traditional access controls by reducing the likelihood of t…

1
Episode 78 — Physical Security Controls — Fencing, Guards, and Mantraps 10:16

3d ago10:16

10:16

This episode examines physical security measures designed to restrict unauthorized access to server facilities. We discuss perimeter defenses like fencing, on-site security personnel, and advanced entry systems such as mantraps, which control access between two secured doors. The episode highlights how these measures deter intrusions, provide visua…