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WGU C172 – Complete V3 Study Material (Version 3, Released 2026) – Fully Updated Overview & Exam Preparation Content
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28

December 2025

2025/2026

A+
This document covers the full set of updated WGU C172 (Network and Security Foundations) Version 3 materials released in 2026. It includes comprehensive explanations of networking fundamentals, OSI and TCP/IP models, routing, switching, IPv4/IPv6, wireless standards, network security principles, protocols, device functions, and troubleshooting concepts. The content is aligned with the current WGU curriculum and provides complete, exam-focused material to support preparation for the C172 assessme...
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