Remember DWDM
Full name: Dense Wavelength Division Multiplexing
Memory aid: Dense Wavelengths share the fiber.
More channels require compatible optical design and power budgeting.
Study area: Cables, plugs & legacy ports · Batch 7
Relevant study for: CompTIA A+ Core 1 220-1201 · CompTIA Network+ N10-009 · Cisco CCNA 200-301
Practice with exam flashcards →Networking & Connectivity / Knowledge library
DWDM — Dense Wavelength Division Multiplexing
Multiplexes closely spaced optical wavelengths.
Why learn DWDM — Dense Wavelength Division Multiplexing?
Multiplexes closely spaced optical wavelengths.
Where it came from
More channels require compatible optical design and power budgeting.
- Memory aid (a learning cue, not the expansion): Dense Wavelengths share the fiber.
Build your understanding
Work through these exercises in order. Try the task before opening a reference.
- Without looking, expand DWDM: Dense Wavelength Division Multiplexing.
- Recall this memory aid: Dense Wavelengths share the fiber.
- Explain the practical use: Multiplexes closely spaced optical wavelengths.
- Explain this distinction: More channels require compatible optical design and power budgeting.
- Identify DWDM in a device specification, architecture diagram, or system inventory.
Documentation and sources
- SNIA optical networking and storage dictionary (www.snia.org)