11.04.02 ( )
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5 IMS, IMS IMS Softswitch.
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11. IT - Y.2060. IoT-A
1 SIP:
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1 - endpoint@sit1
2 - endpoint@sit2
2. 4 8, .
3 , :
PPSTN = 5 /;PISDN = 10 /;PPBX = 35 /;PSHM = 5 /;
PV5 = 35 /. : kISDN=1,1; kPSTN=1,4; k V5=1,3; kPBX=1,2; kSHM=1,2. NPSTN=2500; NISDN=250; Nv5=16; NPBX=0; NSHM=400.
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8 . , . 12, NRZ, RZ. .
9 (, , - ). , . EDFA .
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1 () - 83 , () () a l=1,55 0,19 /, L=4 .
2 NRZ RZ 11101100010010111.
3 -, L = 250 , n = 3,7, l0=0,45 , Dl=38 .
4 , P= +2 , P = -24 , α = 0,20 /, l=3, α = 0,04 , α=0,3 .
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1 2500 , . , , . 200, 600, A00, E00.
2 , . 1940 , 325, 33210 ( 33244).
3 . 8 .
Dt=5 , T0 = 2Dt, T7 = 3Dt, 0 7, 60 .
4 . , 88. 421000-423047. 421034. , R1=5F, R2=45, R0=4.
