1: 32 1 8000 (.. 125 ).
1. --> 34 . 2. VC-12 POH 1 .
3. U 2- 94. (STM-1 --> 9270)
4. 3:
5. 7TUG-2 TUG-3. 2 : (NPI) (FS):
6. VC-4=3TUG-3+PSvc-4+VC-4 POH ----- 9261 .
7. :
AU-4=VC-4+AU-4 PTR
8. SOH. 2 : RSOH 3x9 MSOH 5x9
STM-1=SOH+AUG ---- 9x270 byte.
9. STM-1: VSTM-1=9x270x8x8000=155,52 Mbit/s/
STM-1 Kmux=3x7x3=63 1.
:
STM-N.
8. STM-N
RSOH:
- (1,2);
- (1, BIP-8)5;
- ;
- (1);
- (F1);
- (D1-D12 - DCC);
MSOH:
- (2, BIP-24);
- () (1,2);
- (2);
- (D1-D12);
- (Z1,Z2), -
SOH STM-N:
-.; b-. ; - . : col=N(b-1)+c; row=a
9. SDH : , , .
SDH, , : , , , . , :
- , SDH - , - ;
- / / - , / - ADM, , - , ;
- , , - , -, - - DXC;
- - ( ) - , ,
- () , , - , ;
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- SDH - , - , , , , . .
SDH:
-
-
-
-
-