Description
Rick Crisci's introductory networking course explains how computers communicate through switches, routers and IP networks. Diagrams follow the path of packets so learners can connect device roles with the traffic moving between them.
The stated topics include Ethernet, TCP/IP, NAT, VLANs, VPNs and DNS, together with IP addresses and subnets. Broadcast, multicast and unknown-unicast traffic provide a further look at how information reaches different destinations. The source lists no previous experience requirement, making this an introduction to the concepts used in later networking study.
What you will learn
- Explain the roles of switches and routers in a network.
- Follow a packet through a network diagram.
- Recognize the purposes of Ethernet, NAT, VLANs, VPNs and DNS.
- Describe IP addresses, subnets and common forms of multi-destination traffic.
Course specifications
- Publisher
- Udemy
- Instructors
- Rick Crisci
- Language
- English
- Level
- All Levels
- Duration
- 6 hours and 59 minutes
- Lecture count
- 58
- Subtitle
- English
- Quality
- 1080p
- Edition
- 2026-2
Course topics
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Prerequisites
- The source states that previous experience is not required.
Pictures

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Introduction video
How to open the files
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Download resources
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2026-2 · 1080
Direct downloads
2026-2 · 1080
Size
3.39 GB

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