Saturday, September 04, 2004

CWDM or DWDM in metro networks: Which platform makes economic sense?

By Michael Schneider, ECI Telecom--Today, fiber exhaust is still a common problem in many metro networks. Although, the price of fiber-optic cable continues to drop, the trenching, labor, and other installation costs remain very high. WDM technology was developed to get more capacity from the existing fiber-optic cable plant, by using channels (wavelengths) to carry multiple signals on a single fiber.

Read here.

posted by Dietrich Bonhoeffer at 8:27 PM