. - G.707(01/2007) (. 2.1).
SDH , STM-N ( STM-0, STM-1). . 2.1 , , , 125 . , VC-12 .
, . VC-n.
125 500 . .
SDH . VC-n STM-N c VC-n , PDH.
VC-n , , .
. 2.1 , STM-N (AUG), AU-4, VC-4, VC-4 . STM-N AU-3, VC-3, VC-3 .
VC-4 VC-3 TUG-2 TUG-3, TU-n, VC-n, . VC-n, . 2.1, VC-4, VC-3 , VC-3, VC-2, VC-12, VC-11 . , SDH VC-n.
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2.1
SDH | STM-N | , | , | , / | . VC-12 |
0 1/3 | STM‑0 | 51 840 | |||
STM‑1 | 2 349 | 155 520 | |||
STM‑4 | 9 396 | 622 080 | |||
STM‑16 | 1 296 | 37 584 | 2 488 320 | 1 008 | |
STM‑64 | 5 184 | 150 336 | 9 953 280 | 4 032 | |
STM‑256 | 20 736 | 601 344 | 39 813 124 | 16 128 |
2.2
sSTM-1k sSTM-2n
k ( TU 12) | sSTM‑1k, sSTM‑2n | , | , | , / | . VC-12 |
sSTM‑11 | 2 880 | ||||
sSTM‑12 | 5 184 | ||||
sSTM‑14 | 9 792 | ||||
sSTM‑18 | 19 008 | ||||
sSTM‑116 | 37 440 | ||||
n ( TUG 2) | |||||
sSTM‑21 | 7 488 | ||||
sSTM‑22 | 14 400 | ||||
sSTM‑24 | 28 224 |
SDH VC-n-Xc. . , . . . VC-n, .
, VC-4 VC-2, AU-4 ( VC-4) TU-2 ( VC-2). , ( ) . .
VC-4-Xc =N. 599 040 / N=4 38 338 560 / N=256.
VC-2-Xc VC-2, 6 784 /, =2,,7 . 6 784 / 47 488 /.
VC-n. . VC-n , . .
VC-4-Xc (149 760 ´ ) /, 2 256.
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VC-2-Xc, VC-12-Xc VC-11-Xc 6 784 /, 2 176 / 1 600 /, , 2 64.
- .
VC-4-Xc (SP RING).
sSTM-1k sSTM-2n, . . 2.2. . . 2.2. , , , 125 . , . , . 2.2, sSTM-1k sSTM-2n ( k=1, 2, 4, 8, 16 n=1, 2, 4), , sSTM-1k sSTM-2n .
. 2.1 2.2 : , .
. , , GFP . .
125 . 64 /. . - G.707. STM-0 1 2. STM-1 ( 1 2). STM-N N , STM-1.
, 125 500 . . . . 2.3 .
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2.3
VC-n | , , | , |
VC-4 | ||
VC-3 | ||
VC-2 | ||
VC-12 | ||
VC-11 | ||
VC-4-Xc | 2349 x X |
(VC-3 VC-4) (STM). STM-N .
VC-2, VC-12 VC-11
500 , 2 . VC-2, VC-12 VC-11 VC-4 VC-3 . VC-4 VC-3 . VC-2 TU-2, VC-12 TU-12, VC-11 TU-11 TU-12 . . , VC-3 TU-3. VC-4 TUG-3. TUG-3 TUG-2. TUG-2 TU-12 TU-11. TU-2, TU-12 TU-11 , 500 , , . . VC-4 VC-3 4. VC-2, VC-12 VC-11.
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VC-4, VC-3 VC-4-Xc . . . , , (. 2.3, 2.4, 2.6, 2.7). . . AU-4.
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3 .
VC-2, VC-12 VC-11
. 2.5.
, . , . , AU-4, VC-4, , . , , . VC-4, , . . . 2.6 VC-4-X , . 2.7 .
. 2.8 sSTM 125 . sSTM . 2 BIP-8, 1 . D1 64 /
. 2.9 ( ) sSTM 500 . ,
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n (n=1, 2, 3, 4): 1=11110110, 2=00101000, 3=11110111, 4=00101001.
An . . 4 VC-4 VC-3, TU-2, TU-12 TU-11, VC-2, VC-12 VC-11. , . 2.9 sSTM , STM-N:
J0 - ,
S1 , 16 /.
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2.1. - .
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.
STM-64 | AU-4 | VC-4 | |
STM-16 | AU-4 | VC-3 | |
STM-16 | AU-4 | VC-2 | |
STM-16 | AU-4 | VC-12 | |
STM-16 | AU-4 | VC-11 | |
STM-4 | AU-4 | VC-4 | |
STM-4 | AU-4 | VC-3 | |
STM-4 | AU-4 | VC-2 | |
STM-4 | AU-4 | VC-12 | |
STM-4 | AU-4 | VC-11 | |
STM-1 | AU-4 | VC-4 | |
STM-0 | AU-3 | VC-3 | |
STM-0 | AU-3 | VC-2 | |
STM-0 | AU-3 | VC-12 | |
STM-0 | AU-3 | VC-11 | |
sSTM-21 | - | VC-2 | |
sSTM-22 | - | VC-2 | |
sSTM-24 | - | VC-2 | |
sSTM-21 | - | VC-12 | |
sSTM-22 | - | VC-12 | |
sSTM-24 | - | VC-12 | |
sSTM-21 | - | VC-11 | |
sSTM-22 | - | VC-11 | |
sSTM-24 | - | VC-11 | |
sSTM-11 | - | VC-12 | |
sSTM-12 | - | VC-12 | |
sSTM-14 | - | VC-12 | |
sSTM-18 | - | VC-12 | |
sSTM-116 | - | VC-12 | |
STM-64 | AU-4-16c | VC-4-16c | |
STM-16 | AU-4-4c | VC-4-4c | |
STM-4 | AU-4-4c | VC-4-4c |
2.2. , /, . .
.
.
VC-4 | |||
VC-3 | |||
VC-2 | |||
VC-12 | |||
VC-11 | |||
VC-4 | |||
VC-3 | |||
VC-2 | |||
VC-12 | |||
VC-11 |
2.3. , , /, .
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1 - 2 | 1 - 3 | 2 - 3 | |
6 VC-3 | 5 VC-4 | 3 VC-3 | |
252 VC-12 | 2 VC-4 | 126 VC-12 | |
1 VC-4-4c | 1 VC-4 | 6 VC-3 | |
1 VC-4-16c | 1 VC-4 | 3 VC-3 | |
12 VC-12 | 6 VC-12 | 1 VC-2 | |
4 VC-11 | 1 VC-2 | 2 VC-2 | |
2 VC-3 | 14 VC-2 | 21 VC-2 | |
4 VC-3 | 42 VC-12 | 63 VC-12 | |
5 VC-3 | 28 VC-11 | 112 VC-11 | |
1 VC-4-16c | 2 VC-4 | 1 VC-4 |
1 , , .
( ) , .
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