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DWDM question

Posted on 2003-11-16
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Last Modified: 2008-03-03
Hello Everyone,

I need to know the advantages and disadvantages of using DWDM transmission technique.  Please include links to where this information can be found.  Please focus on disadvantages.  I can't find any information on disadvantages of DWDM.

Thanks,
Dmitriy
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Question by:Dmitriy
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8 Comments
 
LVL 49

Expert Comment

by:sunray_2003
ID: 9758830
Dear Dmitriy,

Info

http://www.iec.org/online/tutorials/dwdm/index.html

Thanks,
Sunray
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Author Comment

by:Dmitriy
ID: 9758837
P.S.  I also need to know who is using this technology.  Please include a link where I can read up on this.

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Author Comment

by:Dmitriy
ID: 9758844
Hi sunray_2003,

I already visited that website and found most of the info I am looking for, but the disadvantages are missing from there.
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LVL 49

Expert Comment

by:sunray_2003
ID: 9758852
Dmitriy,

Check this

http://www.zolotech.com/home/products/primers/used.html

Thanks,
Sunray
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LVL 3

Author Comment

by:Dmitriy
ID: 9788785
Hi sunray,

I was able to find the answer in a Business Telecommunication book.

Although it doesn't describe the disadvantages in detail, it lists disadvantages as High cost for short distance haul carriers and high complexity in setting up new transmitters.

Thanks,
Dmitriy


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Expert Comment

by:thesurfer31
ID: 23373787
Sunray-2003,

Thanks for the link.  Just I needed to 'freshen' up my knowledge....
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