- : WDM, DWDM, CWDM;
- , , (OTN): (), (ME), (LH), (ELH), (ULH) : SR ( ) LR ( ), (SPoP);
: , ( ), , ( );
- (D) - 2 , (S) - - 1 ; , , .. , /2 ; : D D/S, , S;
R - ; , WDM BER 10-10-10-12; (, -), BER 10-1510-16;
- - ( ) / , , WDM. , WDM / (4 16, 8 40,12 64);
- WDM .. : - ("-") / ; ("") / / PDH/SDH; (""), - ("-"), - ("-"), , .. ("2") ('4'); ("") ;
-. , , - .. ( .. ); / ; - - , , ; : , 120-250 ( ); 4500 , ;
- ; ( ), , 10 100 /, FE, WDM Ethernet Fast Ethernet, GE 10GE, Gigabit Ethernet 10Gigabit Ethernet; WDM (BTDS), ATM .. , SDH ( 10 /);
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|
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- (200/100/50/25), (20 ), CWDM;
- (., 1529-1602), : (1529-1562 ), L (1570-1610 ), S (1450-1490 );
- , WDM , BER, , - .. , ;
- OB (SF/SSF) (NZDSF); . ITU-T: G.652, G.655 ;
- , OSC; : 1310,1480,1510,1625 ;
- , . ;
- , SDH/SONET WDM , WDM; SDH/SONET TMN, OSC SNMP IP, OSS;
- : NRZ RZ; , - DWDM ( , .
10.4.4. DWDM "" " "
"" , - : WDM, - ( 160 ) - G.652, G.654 G.655. - , , , .
, . ( 1500 ) , 10 /, - : SDH, PDH, ATM, Ethernet (FE, GE), II' . "" : DWDM "", - 8-160 , "-" (-).
"" .10-7.
"-" . 8- 12- 8 40 , - .
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EDFA , . 200 (VLR), 250 (XLR) 300 (ULR) . "-" . 10-11, :
10-7. "" "-"
| "-" | "" | ||||||
| , | 1530-1565, 100 | 1548-1562 | 1530-1565 | 1530-1605/1610 | |||
| / | 8/16 | 32/40 | |||||
| , | 250/300 EDFA/Raman | 40-80 | 40-80 | 200/250 EDFA/Raman | 40-80 | 40-80 | 40-80 |
| , BER | <10-12 | <10-12 | |||||
| SNMP, HTTP, RS-232 | |||||||
| Q- | |||||||
| FC, ESCON/FICON, - | 2- 4- | ||||||
| : 36-72=/220~ | 36-72 + | ||||||
| , | 120/n×120 | 122/240 | |||||
| 19' (4U) | ETSI | ||||||
| FC-UPC/APC; SC-UPC/APC: 2000- | SC/PC SC/APC |
- - ; - ; OADM - /.
"" :
- LR (Long Reach) - (40-80 );
- VLR (Very Long Reach) - (200 EDFA );
- XLR (Extra Long Reach) - (250 EDFA );
- ULR (Ultra Long Reach) - (300 EDFA EDFA+ ).
.10-11. WDM "-"
"" - WDM, , , .10-7. () .
