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Nortel shows off optical technology prowess
By Bo Gowan, Nov 17, 2008, 01:57 PM EST


Nortel has made a couple of announcements over the last few days that have highlighted some pretty impressive optical technology leadership.

 

 

Late last week, this press release highlighted a 40gig optical win for LG-Nortel with SK Broadband, South Korea's second-largest broadband provider. Using Nortel's 40/100G solution, SK Broadband is upgrading their 10gig network to 40gig.  With the addition of DWDM capabilities, SK Broadband now has 3.52 terabits of bandwidth (40gig x 88 wavelengths) to address their growing IPTV and HD videoconferencing services -- all without having to lay a single new strand of fiber.

 

 

If 40gig isn't fast enough for you, Nortel this week is providing 100gig equipment for the demo network at SC08, the annual international conference for high-performance computing, networking, storage and analysis.  Called SCinet, the event bills their show network as "The World's Fastest Network."  Nortel's 100gig equipment will help support the massive bandwidth that SC08's approximately 350 exhibitors require to power their conference activities.  In fact, just one 100G wavelength can provide enough bandwidth to support 10 million 10,000 HD video streams, or more than 100 million YouTube videos being downloaded at the same time.

 

 

Update: Here are a few pictures from SC08.  Click on thumbnails to see full size images.

 

 

 

 

Finally, Nortel has also today announced another optical win with The Romanian Educational Network (RoEduNet).  The new 10gig optical network will connect all Romania's key Research and Educational facilities across more than 4,239 km of optical fiber, providing universities, high schools, cultural, scientific and research non profit institutions with the means to communicate with each other and the world.  The solution is build using Nortel's Optical Multiservice Edge 6500 convergence platform and  Common Photonic Layer line system.  These two platforms provide RoEduNet with two very advanced features -- eROADM and electronic Dynamically Compensating Optics (eDCO). eROADM enables rapid changes to service and traffic patterns by allowing users to dynamically add and drop optical wavelengths without terminating them. eDCO allows wavelengths to be routed through the network independent of distance, fiber dispersion and network topology.  Together, these two technologies enable the routing and re-routing of wavelengths across the network at distances up to 2,000 km.


Tags: nortel-news, 40gig, optical-men, 100gig, roadm, edco, sc08, ome6500, opticalmen, customers, cpl

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Dec 19, 2008 12:23 PM Guest The Hyperconnected Enterprise

A recent headline, as headlines should, caught my eye and those of some of our enterprise customers. But while the article itself is much clearer, the title is totally misleading- Nortel is not selling its enterprise Ethernet business. Last September,...

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Is this another charity project or are you actually making money on it???

 

-Torben



Nov 18, 2008 12:22 AM by guest


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Not sure how could this be done: "just one 100G wavelength can provide enough bandwidth to support 10 million streaming HD videos streams". It means a bandwidth of 10Kbps per user can support HD video stream. Is it true?

 

-New fish



Nov 18, 2008 5:46 AM by guest


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@New fish - you are right...and good eye by the way. Our 40gig expert got back to me on this with the following info:

 

 

===== The correct number would be 10,000 HD streams per wavelength or close to 1 million HD video streams per fiber.

 

 

An HD video stream can be assumed to be 10Mbps (rates can vary), or 10,000,000 bits/sec. Our 100G provides 100,000,000,000 bits per second.

 

 

So using 100G, you can carry 10,000 HD video streams simultaneously on one wavelength. Assuming 88 wavelengths per fiber, this means you can carry 880,000 HD video streams simultaneously over one fiber (or approximately 1 million HD video streams).

 

-Bo Gowan



Nov 21, 2008 5:01 PM by guest


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