Switching, VLANs, Trunks, and STP
What you must be able to do by the end of this week is listed below. Complete lessons, labs, interactive tools, and the assessment checkpoint.
Layer 2 switching — broadcast domains, trunks, and loop prevention
4 study days · ~6h total · most sessions target ~90 minutes
Key topics
Videos
- primaryJeremy's IT LabDuration TBDEthernet LAN Switching (Day 5)
Practice
Complete lesson: Switch MAC Learning — trace flood/learn/forward behavior.
Quick review
What happens when a switch receives a frame for an unknown destination MAC?
Week checkpoint
Complete VLAN/trunk lab and Week 3 quiz — draw access vs trunk ports on a diagram.
Suggested practice
Week 3 switching quiz
Week study guides
Week objectives
- Understand switching and MAC learning
- Configure VLANs conceptually
- Understand access/trunk ports and 802.1Q
- Understand Rapid PVST+ basics
Lessons
Training videos
Jeremy's IT Lab lectures (also embedded in lessons) plus supplemental videos from the Free CCNA 200-301 course playlist. Watch in order or jump to the topic you are studying.
Lesson pages embed Jeremy's IT Lab videos inline. Supplemental David Bombal videos from the linked playlist appear here and in matching lessons — all credited to their respective channels.
Labs & review
Labs
1 lab(s) assigned this week
Assessment
week3-switching-quiz — original concept-based questions only.