CIT 45 - Data Communications

    Recent Professors
    W. Walker, V. Farley
    Recent Semesters
    Fall 2026, Spring 2026
    Class Size
    27–40 students
    Credits
    3
    Prerequisite
    CIT 15 OR CIT 48A
    Fall 2026 Sections
    View Fall 2026 sections of CIT 45
    Transfers To
    CSU
    Description
    This course introduces the architecture, structure, functions, components, and models of the Internet and other computer networks. The principles and structure of IP (Internet Protocol) addressing and the fundamentals of Ethernet concepts, media, and operations are introduced to provide a foundation for further study of computer networks. It uses the OSI (Open Systems Interconnection) and TCP (Transmission Control Protocol) layered models to examine the nature and roles of protocols and services at the application, network, data link, and physical layers. (A, CSU)
    Usually Held
    Tue 6:00pm–8:50pm, Tue 9:00pm–9:50pm, Tue Thu 1:00pm–2:15pm, Tue Thu 2:25pm–2:50pm