What is the need of DWDM?

Related questions

1. What is SDH in optical fiber?
2. What is the 7 layers of the OSI model?
3. What is DWDM technology?
4. How does a fiber optic multiplexer work?
5. What is OTN in DWDM?
6. What is Cwdm?
7. What are the main components of a DWDM system?
8. What is 3r in DWDM?
9. What is CWDM fiber?
10. What PDH means?

Tags

1. #carried
2. #spacing
3. #wavelength
4. #multiplexing
5. #separate
6. #division
7. #close
8. #different
9. #technology
10. #together
11. #optical
12. #sources
13. #light
14. #fiber
15. #dense
16. #reserved
17. #signal
18. #frequency