Чикрин Д.Е. -конспект лекций -волс

149

IP " SONET (IP over SONET). 7

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, ANSI, ISO, ITU-T ETSI,

.

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& WDM " ,

. 20.1 . * " " ,

. & ! " WDM, ,

SDH/SONET, ,

" "

SDH/SONET, ATM IP. $

ATM IP !

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,

ATM IP, "% (

! !),

% , ,

, , ( "

. , ATM IP ! "

" SDH/SONET, !

" ! " WDM,

" "

WDM-SDH/SONET .

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, c n-" WDM ,

. 10.2 ( ).

)$ 20.2: 6$-" N-$, WDM-

150

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% WDM ( – 240 )

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“%” WDM ,

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! (3- 4- )

84 1528-1612 . 7 , !, "

1280-1620 , "

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5- (~ 1383 ).

20.1.5: " ,$ WDM

& " WDM, , " "

" : 1310 1550 , !

240 " "%,

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% ("% )

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%, :

1.+ – 20-30

2.& ! – 20 /

3.' " " – 2-4 /.

151

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245CG – Concave Grating – %.

2463DO – 3D Optics WDM – ".

152

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% "

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3.& 3DO ! "

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