DWDM question

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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DmitriyAsked:
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sunray_2003Commented:
Dear Dmitriy,

Info

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

Thanks,
Sunray
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DmitriyAuthor Commented:
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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DmitriyAuthor Commented:
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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sunray_2003Commented:
Dmitriy,

Check this

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

Thanks,
Sunray
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DmitriyAuthor Commented:
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


Question marked for deletion.
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Computer101Commented:
PAQed, with points refunded (100)

Computer101
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thesurfer31Commented:
Sunray-2003,

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