x

75% of people globally want unbiased news (Pew Research) but are concerned they're not getting that.

Get balanced coverage with Symby. See how stories are covered across diverse outlets and spot when one side covers a story the other skips.

PODCAST

Certified - CompTIA Network + Audio Course

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

education courses

All Episodes

14:22

Episode 65: GRE and IPsec — Tunneling and Secure...

Certified - CompTIA Network + Audio Course ·

2025/07/20

As businesses expand and remote work becomes the norm, tunneling protocols like GRE and IPsec play a critical role in securely connecting distributed networks. This episode explains how Generic Routing Encapsulation (GRE) allows different network protocols to be encapsulated within IP packets, making it ideal for complex routing scenarios. GRE is simple, flexible, and often used in combination with other security layers. You'll learn how GRE is configured and what advantages it offers in

en

14:46

Episode 64: TCP and UDP — The Transport Layer’s Two...

Certified - CompTIA Network + Audio Course ·

2025/07/20

TCP and UDP are the backbone of transport-layer communication, and understanding how they differ is critical to troubleshooting and configuring network services. In this episode, we compare these two protocols in depth, beginning with TCP’s reliable, connection-oriented features such as sequencing, acknowledgments, and retransmissions. You’ll learn how TCP ensures that data arrives intact and in order, making it ideal for applications like file transfers, web browsing, and email. We explain

en

15:35

Episode 63: ICMP — The Network’s Messaging System

Certified - CompTIA Network + Audio Course ·

2025/07/20

The Internet Control Message Protocol (ICMP) is one of the simplest yet most important diagnostic tools in networking. This episode explains how ICMP is used for basic network health checks, including the ubiquitous ping and traceroute utilities. You’ll learn about echo requests and replies, time exceeded messages, and destination unreachable codes that help identify where and why communication is failing.We also explain how ICMP is sometimes blocked or rate-limited for security reasons,

en

14:02

Episode 62: SIP and VoIP Protocols

Certified - CompTIA Network + Audio Course ·

2025/07/20

Voice over IP (VoIP) technology has revolutionized communications, and understanding its protocols is vital for both support and troubleshooting. This episode explains how SIP (Session Initiation Protocol) is used to establish, modify, and terminate VoIP calls. You’ll learn how SIP works alongside protocols like RTP and SDP, and how signaling and media are handled separately in VoIP environments. We also cover key ports and common firewall issues that interfere with call setup or audio

en

16:06

Episode 61: IPv4 Subnetting — The Process Step by Step

Certified - CompTIA Network + Audio Course ·

2025/07/20

This second iteration of IPv4 subnetting drills deeper into practical application with a new set of examples and problem-solving approaches. You’ll practice breaking down large blocks into smaller subnets, calculating usable hosts per subnet, and selecting appropriate subnet masks for specific scenarios. Special attention is paid to minimizing waste, reducing complexity, and applying logical structure to your network design.Through new examples and live-style walkthroughs, this episode

en

13:48

Episode 60: File and Print Services — SMB and SQL...

Certified - CompTIA Network + Audio Course ·

2025/07/20

Many core services on local networks revolve around file sharing and database access, and this episode explains the protocols that make it possible. We begin by exploring Server Message Block (SMB), the protocol used by Windows for file and printer sharing, along with how it operates over TCP ports and integrates with authentication mechanisms. You’ll learn about SMB versions, their security improvements, and how to troubleshoot when file shares aren’t accessible.We also introduce

en

14:47

Episode 59: DNS Basics — Name Resolution and Record...

Certified - CompTIA Network + Audio Course ·

2025/07/20

DNS, or the Domain Name System, is the internet’s phonebook, translating human-friendly names into machine-friendly IP addresses. In this episode, we explain how DNS works, including recursive queries, authoritative servers, and the resolution chain that begins with the root servers. You’ll learn what happens when you type a web address into your browser and how DNS finds the correct IP behind the scenes.We also cover essential DNS record types such as A, AAAA, MX, CNAME, NS, and PTR. Each

en

13:56

Episode 58: DHCP Concepts and Server Configuration...

Certified - CompTIA Network + Audio Course ·

2025/07/20

The Dynamic Host Configuration Protocol (DHCP) is what makes IP address assignment automatic and efficient in modern networks. In this episode, we cover how DHCP works from start to finish, detailing the discovery, offer, request, and acknowledgment (DORA) process. You’ll learn how clients interact with DHCP servers, what happens when a lease expires, and how DHCP reservation ensures consistency for important devices.We also walk through basic DHCP server configuration steps, including

en

17:02

Episode 57: IPv6 Address Types and Configuration Methods

Certified - CompTIA Network + Audio Course ·

2025/07/20

IPv6 introduces an entirely new set of address types that function differently from IPv4, and understanding these is essential for configuring modern networks. In this episode, we explore link-local, global unicast, multicast, and anycast addresses, detailing what each is used for and how they’re assigned. You’ll learn how automatic configuration with SLAAC works, how router advertisements influence address assignment, and what role DHCPv6 plays in more controlled environments.We also

en

14:10

Episode 56: Network Address Translation (NAT) and PAT...

Certified - CompTIA Network + Audio Course ·

2025/07/20

With the limited supply of public IPv4 addresses, Network Address Translation (NAT) became an essential tool for modern networking. In this episode, we break down what NAT is, why it was introduced, and how it allows private internal devices to communicate with external networks using a single public IP. We explain the difference between static and dynamic NAT, how translations are performed, and what role NAT plays in both home and enterprise networks.We also cover Port Address Translation

en

13:44

Episode 55: Classful vs. Classless Addressing —...

Certified - CompTIA Network + Audio Course ·

2025/07/20

Before CIDR and modern subnetting, networks relied on a rigid system of classful addressing. In this episode, we take a historical look at how IP addressing originally worked using Class A, B, and C address ranges. You’ll learn why classful addressing was inefficient and how it limited IP allocation, leading to wasted address space and early depletion of IPv4 blocks. Understanding this context helps clarify why subnetting and CIDR were introduced to begin with.We then explain how classless

en

15:33

Episode 54: Subnetting Practice Scenarios and Problem...

Certified - CompTIA Network + Audio Course ·

2025/07/20

Now that you’ve learned how to perform IPv4 subnetting, it’s time to practice and solidify your understanding through real-world scenarios. In this episode, we walk through multiple subnetting challenges that mirror what you might encounter on the Network Plus exam or in a production environment. You’ll learn how to choose the correct subnet mask, allocate appropriate ranges for hosts and devices, and identify which subnets belong to which departments or VLANs. These examples reinforce the

en

15:30

Episode 53: IPv6 Subnetting and Address Planning

Certified - CompTIA Network + Audio Course ·

2025/07/20

IPv6 changes the game with its enormous address space, but subnetting is still a vital part of organizing and securing your network. In this episode, we explore how IPv6 subnetting works, including how to carve out logical address blocks from a /64 allocation. You'll learn how to plan address spaces using hexadecimal notation, how to keep subnet boundaries readable, and why IPv6 subnetting simplifies many of the challenges seen in IPv4.We also discuss real-world design considerations such

en

17:03

Episode 52: IPv4 Subnetting — The Process Step by Step

Certified - CompTIA Network + Audio Course ·

2025/07/20

This episode walks you through IPv4 subnetting as a step-by-step procedure that turns theory into practice. We review how to analyze IP addresses and subnet masks, how to identify valid subnets, calculate host ranges, and determine network and broadcast addresses. Whether you’re creating subnets for departments or segmenting your infrastructure for security and performance, this process is critical to effective network design.We break down each part of the calculation using examples and

en

12:46

Episode 51: Copper Connectors — RJ-45, RJ-11, and...

Certified - CompTIA Network + Audio Course ·

2025/07/20

Networking begins with cables and connectors, and in this episode, we focus on copper-based connector types used in networking and telecommunications. You’ll learn the physical and electrical characteristics of RJ-45 connectors for Ethernet, RJ-11 connectors for analog phones, and various coaxial connectors like F-type and BNC used for broadband or legacy video distribution. We explain pinouts, shielding types, and installation considerations for each.You’ll also hear about potential

en

13:38

Episode 50: Optical Drives and Media Types

Certified - CompTIA Network + Audio Course ·

2025/07/20

Though less common today, optical drives and discs are still used in specific use cases such as archiving, installation media, and secure data transfer. In this episode, we discuss the different types of optical media including CD-ROM, DVD, and Blu-ray, along with their writable and rewritable formats. You'll learn how each disc type differs in storage capacity, speed, and compatibility, and when they’re appropriate for IT operations or long-term retention.We also talk about burning speeds,

en

15:31

Episode 49: Flash Drives and Memory Cards

Certified - CompTIA Network + Audio Course ·

2025/07/20

Flash storage plays an essential role in everyday IT operations, whether you're booting a device from a USB drive or storing firmware on an SD card. This episode takes you through the various types of flash drives and memory cards, including USB types, SD, microSD, and compact flash. You'll learn the differences in storage capacity, performance, and physical design, and how each is used across different systems and environments.We also discuss reliability concerns, read/write cycles,

en

13:33

Episode 48: RAID Configurations — 0, 1, 5, 10

Certified - CompTIA Network + Audio Course ·

2025/07/20

RAID, or Redundant Array of Independent Disks, is a critical technology used to improve performance and data redundancy in storage systems. In this episode, we explore the most common RAID configurations, including RAID 0 (striping), RAID 1 (mirroring), RAID 5 (striping with parity), and RAID 10 (striping and mirroring). You’ll learn the strengths and weaknesses of each configuration, including how they affect read/write speed, fault tolerance, and capacity efficiency.We also cover how RAID

en

16:04

Episode 47: Storage Technologies — NAS, SAN, and...

Certified - CompTIA Network + Audio Course ·

2025/07/20

Modern networks rely on centralized and distributed storage systems to provide scalable, reliable access to data. In this episode, we compare network-attached storage (NAS), storage area networks (SAN), and cloud-based solutions. You’ll learn how NAS operates over Ethernet and provides file-level access, while SAN provides block-level storage over protocols like iSCSI or Fibre Channel. Each technology serves a different purpose in enterprise architecture and is optimized for specific

en

15:01

Episode 46: HDD and SSD Speed, Form Factor, and Features

Certified - CompTIA Network + Audio Course ·

2025/07/20

Storage devices like hard disk drives (HDDs) and solid-state drives (SSDs) play a crucial role in the performance of networking appliances, servers, and client devices. In this episode, we explore the key differences between HDD and SSD technologies, including their speed characteristics, latency profiles, and how they impact system responsiveness. You'll learn how form factors like 2.5-inch, M.2, and U.2 dictate device compatibility, and how different interfaces like SATA and NVMe affect

en

185 results

Similar Podcasts

Science Talk

Albert Einstein College of Medicine

五分钟心理学

柠檬心理

Daily Facts

Amalia Dupray and Montgomery Jones.

Les dents et dodo

BFMTV

Veterinary Clinical Podcasts

The Royal Veterinary College