| STM-1 | ||||||||
| 1 | 1 | 1 | 2 | 2 | 2 | J0 | X* | X* |
| B1 | M | M | E1 | M | * | F1 | X | X |
| D1 | M | M | D2 | M | * | D3 | * | * |
| B2 | B2 | B2 | K1 | * | * | K2 | * | * |
| D4 | * | * | D5 | * | * | D6 | * | * |
| D7 | * | * | D8 | * | * | D9 | * | |
| D10 | * | * | D11 | * | * | D12 | * | * |
| S1 | Z1 | Z1 | Z2 | Z2 | M1 | E2 | * | * |
1, 2 -, . .
1: 11110110, 2: 00101000.
J0 () . , , () , , , / ( -). J0 1 - () CTM-N.
D1-D12 - (DCC). DCC=64/*3(9)=192(576) 192 / (D1-D3), - 576 / (D4-D12).
1, 2 - , . 1 - RSO, , 2 - MSOH, .
F1 - () - - .
1- ( ) BIP-8 CTM-N 1 .
2- I-24 CTM-N, SOH 2 .
1,2 - MSOH.
S1 ( ) , 5-8 ( 4).
Ml ( )REI .
-
Zl, Z2 ( ) .
X-
*- ( )
6. STM - 4/16
1651 SM :
- ( ) , "/" 1 + 1 ;
- / ( "" - "") 1 + 1 ;
|
|
|
- , 1 + 1 ;
- () "";
- , 16 STM-1 .
:
- - 2, 34, 45 140 155 / () 155 / ();
:
- 622 / (STM-4) 2488 / (STM-16);
:
- 1+1 - (, , .);
- 1+N, N = 3 - 2 /;
- 1+1, 1+N - .
:
:
- +/- 4.6*10-6 0.37x10-6 ;
:
- 2048 G.703.10 (: 120 - 75 - );
- 2 /;
- STM-N.
