Copper patching and labeling
RJ45 patching, cable categories, and labels that let anyone trace a cable.
- Level
- Beginner
- Length
- About 30 minutes
- Contents
- 3 lessons · 1 video · final exam
- Status
- Published · updated 1 Oct 2026
Skills you'll practise
- Identify RJ45 (8P8C) plugs and shielded vs unshielded variants
- Read a from/to cable label
- Explain why appearance doesn't prove a cable's category
Course outline
- 1.Copper patching and labelsVideo · 1 min
- 2.RJ45 patching that others can followLesson · 12 min
- 3.Terminating and testing copper linksLesson · 14 min
- 4.Cable management and tracing an unknown cableLesson · 12 min
- 5.Copper patching and labeling: knowledge checkKnowledge check · 19 questions
- 6.An unlabeled cable during maintenanceScenario
- 7.Final exam6 questions · passing it completes the course, so people who already know the material can test out
Sources it draws on
The lessons and questions are written from these references, so learners can go back to the original.
- ANSI/TIA-568 series: Commercial building telecommunications cabling
- ANSI/TIA-942: Telecommunications infrastructure standard for data centers
- Leviton installer guide: four-pair UTP bend radius guideline (4 x cable outside diameter; the cable's specified minimum governs)
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