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CNT140AB: Introduction to Networks – 4 credits

Focus on the architecture, structure, functions, components, and models of the Internet and other computer networks. Principles and structure of IP addressing and the fundamentals of Ethernet concepts, media, and operations are introduced. Students will build simple LANs, perform basic configurations for routers and switches, and implement IP addressing schemes. Preparation for Cisco certification examination. Prerequisites: None.

Class# Location Delivery Dates Days Times Instructors Availability
10123
GateWay
Online
Online
1/20 – 5/14
Spring 2026
N/A
N/A
  • W. Johnson
Open
8 of 24 seats available
  • Costs include NET Course Fee: $50.00
  • Students taking this class have access to Gateway's on-campus Advanced Cyber Systems Lab (MA2108) to supplement their learning with hands-on activities and in-person tutoring.
    The class does not have a specific meeting schedule. However, students may be required to meet virtually with the instructor and/or classmates at agreed-upon dates and times throughout the course. Students are required to have access to a computer or mobile device, and Internet access. CANVAS is used as the learning management system.
    Students not logging into CANVAS on the first day of class may be withdrawn.
    Course Introduction by Professor Wyatt Johnson: https://youtu.be/W5JAPQGapA4
    Class 10123 costs include NET Course Fee: $50
10145
GateWay
Online
Online
3/23 – 5/14
Spring 2026
N/A
N/A
  • A. Radzykewycz
Open
18 of 24 seats available
  • Costs include NET Course Fee: $50.00
  • Students taking this class have access to Gateway's on-campus Advanced Cyber Systems Lab (MA2108) to supplement their learning with hands-on activities and in-person tutoring.
    The class does not have a specific meeting schedule. However, students may be required to meet virtually with the instructor and/or classmates at agreed-upon dates and times throughout the course. Students are required to have access to a computer or mobile device, and Internet access. CANVAS is used as the learning management system.
    Students not logging into CANVAS on the first day of class may be withdrawn.
    Course Introduction by Professor Anthony Radzykewycz: https://youtu.be/d5ygm2WKNk0
    Class 10145 costs include NET Course Fee: $50
10146
GateWay
Online
Online
1/20 – 3/13
Spring 2026
N/A
N/A
  • A. Radzykewycz
Open
18 of 24 seats available
  • Costs include NET Course Fee: $50.00
  • Students taking this class have access to Gateway's on-campus Advanced Cyber Systems Lab (MA2108) to supplement their learning with hands-on activities and in-person tutoring.
    The class does not have a specific meeting schedule. However, students may be required to meet virtually with the instructor and/or classmates at agreed-upon dates and times throughout the course. Students are required to have access to a computer or mobile device, and Internet access. CANVAS is used as the learning management system.
    Students not logging into CANVAS on the first day of class may be withdrawn.
    Class 10146 costs include NET Course Fee: $50