100-150 Cisco Certified Support Technician Networking Tests

100-150 Cisco Certified Support Technician Networking Tests – Nex Arc
If you are searching for a free Cisco networking course that prepares you for the CCST 100‑150 exam, this Udemy offering by instructor Nex Arc delivers exactly that. Updated July 2026, the program covers IPv4/IPv6 addressing, subnetting, routing, switching, and security fundamentals required for Cisco certification. Practical practice exams simulate the real test environment, giving you confidence to pass on the first attempt. Whether you aim to become a help‑desk technician or a junior network administrator, the course provides the hands‑on knowledge and exam‑ready skills you need.

What You'll Learn

• Build a solid foundation in IPv4 and IPv6 addressing, including public vs. private schemes.
• Master subnetting techniques for both IPv4 and IPv6 networks used on the CCST exam.
• Learn how to configure WPAx wireless security on home routers and small‑office devices.
• Understand routing and switching concepts, including Cisco show commands and basic device status lights.
• Create network diagrams that differentiate LAN, WAN, MAN, CAN, PAN, and WLAN topologies.
• Implement troubleshooting methodologies using diagnostic commands, Wireshark packet captures, and help‑desk best practices.
• Apply knowledge of cables, connectors, and ports to identify proper hardware for various network scenarios.
• Analyze cloud versus on‑premises applications and how they affect bandwidth and throughput calculations.

Course Details

• Instructor: Nex Arc
• Rating: 3.2 stars (reviews not disclosed)
• Language: English (en‑US)
• Certificate: Yes, upon completion

The course follows Udemy’s standard model of lifetime access, allowing you to study at your own pace and revisit material whenever needed.

What This Course Covers

Fundamental Networking Concepts

• IPv4 and IPv6 address structures, binary conversion, and subnet mask calculations.
• Differences between public and private IP address spaces and their practical uses.
• Bandwidth, throughput, and latency fundamentals affecting network performance.
• Real‑world examples of network traffic flow across diverse topologies.

LAN/WAN/MAN/CAN/PAN/WLAN Differentiation

• Definitions and use‑cases for each network type, including typical device counts.
• Physical media choices such as twisted‑pair, fiber, and wireless standards.
• Comparative analysis of latency and scalability across network categories.
• Scenario‑based questions that test identification of appropriate network designs.

Routing, Switching, and Device Configuration

• Basic routing principles, static routes, and default gateway concepts.
• Switching fundamentals, VLAN creation, and trunking basics.
• Cisco device status lights interpretation and troubleshooting via show commands.
• Hands‑on configuration steps for small‑office routers and switches.

Security Foundations and Wireless Setup

• Core firewall operation concepts and rule‑set creation basics.
• WPAx (WPA2/WPA3) configuration steps for home and small‑office routers.
• Foundational security concepts such as MAC filtering and SSID hiding.
• Practical exercises using Wireshark to capture and analyze insecure traffic.

Diagnostic Commands and Help‑Desk Practices

• Common Cisco IOS commands for interface status, routing tables, and error logs.
• Cross‑platform troubleshooting on Windows, Linux, macOS, Android, and iOS.
• Structured help‑desk workflow: ticket intake, prioritization, and resolution documentation.
• Use of ping, traceroute, and netstat to isolate connectivity issues.

Practice Exams and Detailed Explanations

• Six full‑length, exam‑style practice