Cisco ONS 15454 DWDM Reference Manual page 253

Chapter 7 Reconfigurable Optical Add/Drop Cards
Table 7-4
Parameter
Type
Maximum bit rate
Regeneration
FEC
Threshold
Maximum BER
OSNR
Power sensitivity
Power overload
Transmitted Power Range
10-Gbps multirate
transponder/10-Gbps
FEC transponder
(TXP_MR_10G)
OC-192 LR ITU
10-Gbps multirate
transponder/10-Gbps
FEC transponder
(TXP_MR_10E)
Dispersion
compensation
tolerance
1. OSNR = optical signal-to-noise ratio
2. BER = bit error rate
3. These values, decreased by patchcord and connector losses, are also the input power values for the optical add drop
multiplexer (OADM) cards.
Table 7-5
•
input to the following multiplexer and demultiplexer cards:
32DMX
•
32DMX-L
•
32DMX-O
•
32MUX-O1
•
40-DMX-C
•
40-DMX-CE
•
40-MUX-C
•
40-WSS-C
•
40-WSS-CE
•
78-18343-02
10-Gbps Interface Optical Performance
Class A
Power
Limited
10 Gbps
3R
Yes
Optimum
2 –15
10
1
sensitivity 23 dB
–24 dBm –18 dBm –21 dBm –20 dBm –22 dBm
–8 dBm
3
+2.5 to 3.5 dBm
—
+3.0 to 6.0 dBm
+/–800 ps/nm
lists the optical interface performance parameters for 2.5-Gbps cards that provide signal
Class B
1
OSNR Power OSNR
Limited Limited Limited
10 Gbps
3R
No
Average
–12
10
9 dB 23 dB 19 dB
–8 dBm
+2.5 to 3.5 dBm
—
+3.0 to 6.0 dBm
+/–1,000 ps/nm
Cisco ONS 15454 DWDM Reference Manual, R8.5
7.1.3 Interface Classes
Class C Class I
OSNR Power OSNR
Limited Limited Limited
10 Gbps 10 Gbps
3R 3R
No Yes (E-FEC)
Average Optimum
–12 –15
10 10
19 dB 20 dB 8 dB
–26 dBm –18 dBm
–9 dBm –8 dBm
— —
+3.0 to 6.0 —
dBm
— +3.0 to 6.0 dBm
+/–1,000 +/–800 ps/nm
ps/nm
7-5