May 30, 2026  
2026-2027 Gaston College Catalog and Student Handbook 
    
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2026-2027 Gaston College Catalog and Student Handbook
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NET 125 Introduction to Networks (3 Credit Hours)

Class Hours: 2
Lab Hours: 3
Clinical/Work Experience Hours: 0
Prerequisites: Take CTI 120  
Corequisites: None
This course offers a detailed exploration of the architecture, structure, functions, components, and operating models of the Internet and other computer networks. Topics include the essentials of IP addressing, Ethernet basics, various media types, and network operations. Upon completion, students should be able to build/troubleshoot simple Local Area Networks (LANs), develop effective IP addressing schemes, and configure routers and switches.


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