CNT 101

Intro to Networks

Joliet Junior College · UGRD · Fall 2026

5 sections1 open now

Catalog description

Study of the devices and protocols used to connect computers and support devices into a network. Topics include: OSI model (layers 1 & 2), IP and MAC addresses, TCP, ARP and RARP. The function of hubs, switches and routers are compared and contrasted. Also covered is media design, structured cabling, and network management. This course is the first of four that prepares students for the Cisco Certified Network Associate. This course is the first step in taking the CCNA certification exam offered by Cisco.

Sections

Current meeting, instructor, credit, and enrollment details

Updated 3 hours ago

Section

Full

Class #10471Fall 2026UGRD3.0 credits

0 available10 enrolled0 capacity0 waitlist

Days & times: M/T/W/Th 8:00 AM-9:50 AM
Meeting dates: Aug 24 – Oct 18
Location: Romeoville Campus Building B 1056
Instructor: Martin, William C.

Section notes

Instructional method: Lecture

Details checked 3 hours agoSeats checked 3 hours ago

Section

Full

Class #10472Fall 2026UGRD3.0 credits

0 available16 enrolled16 capacity0 waitlist

Days & times: M/W 1:00 PM-4:25 PM
Meeting dates: Aug 24 – Oct 18
Location: Romeoville Campus Building B 1056
Instructor: Martin, William C.

Section notes

Instructional method: Lecture

Details checked 3 hours agoSeats checked 3 hours ago

Section

Full

Class #10473Fall 2026UGRD3.0 credits

0 available16 enrolled16 capacity0 waitlist

Days & times: M/W 6:00 PM-9:25 PM
Meeting dates: Aug 24 – Oct 18
Location: Romeoville Campus Building B 1056
Instructor: Martin, William C.

Section notes

Instructional method: Lecture

Details checked 3 hours agoSeats checked 3 hours ago

Section

Full

Class #10474Fall 2026UGRD3.0 credits

0 available16 enrolled16 capacity0 waitlist

Days & times: Sa · 9:00 AM – 12:30 PM
Meeting dates: Aug 24 – Oct 18
Location: Romeoville Campus Building B 1056; Internet Based Course WEB
Instructor: Lopez, Jose

Section notes

Instructional method: Lecture; Online

Details checked 3 hours agoSeats checked 3 hours ago

Section

10 open

Class #16038Fall 2026UGRD3.0 credits

10 available6 enrolled16 capacity0 waitlist

Days & times: Tu · 1:00 – 4:25 PM
Meeting dates: Oct 19 – Dec 13
Location: Romeoville Campus Building B 1056; Internet Based Course WEB
Instructor: Martin, William C.

Section notes

Instructional method: Lecture; Online

Details checked 3 hours agoSeats checked 3 hours ago

Class numbers and section codes come from the registrar.

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