Dark fiber and CWDM solution decreases costs and increases network availability.
In 2003 when Cisco Japan IT wanted to build a new data center in Tokyo for its two large business offices, the team needed a cost-effective way to interconnect the sites. Cisco Japan IT chose the combination of inexpensive dark fiber with coarse wavelength-division multiplexing (CWDM) GBICs for a low-cost, high-flexibility solution.
This optical networking case study describes how Cisco Japan IT:
To learn more about the challenge, results, lessons learned and the next steps, please choose the link below to download the PDF of the case study executive summary, the complete case study, or the powerpoint presentation; or download the video.
CWDM Case Study - Executive Summary (PDF - 120 KB)
CWDM Case Study - Executive Summary - Chinese Version (PDF - 111 KB)
CWDM Case Study - Executive Summary - French Version (PDF - 57 KB)
CWDM Case Study (PDF - 409 KB)
CWDM Case Study - Chinese Version (PDF - 329 KB)
CWDM Case Study - Presentation (PDF - 178 KB)
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