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Optical impairments in draft-ietf-mpls-generalized-signaling-04





Peter ,all,

           a  comment  about  draft-ietf-mpls-generalized-signaling-04.  In  the
draft  there is the label set object that is very useful in All optical networks
with  CI-incapable  nodes  but  lambda  conversion  is  only one of the problems
related  to  path  establishment  in  such networks.  I mean what about OSNR and
non-linear  impairments? What about gain variation and power equalization? Where
are covered these topic?

If  I  can  find  a  path  feasible from the lambda continuity point of view who
assure me that I have the needed Q at the end of the all optical path?

Best regards.




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Diego Caviglia
Photonic Networks Design and Modelling
E-mail: diego.caviglia@marconi.com
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