Juniper M120 - Page 90

Table 26: Optical Interface Support for SONET/SDH OC3/STM1 (Multi-Rate) PICs Configured at an OC3/STM1
Rate (continued)
Long Reach (LR-1)Intermediate Reach (IR-1)MultimodeParameter
Single-modeSingle-modeMultimodeOptical interface
SFPSFPSFPTransceiver type
SMF cable: 24.85 miles/40 kmSMF cable: 9.3 miles/15 kmMMF cable: 1.2 miles/2 kmMaximum distance
Telcordia GR-253Telcordia GR-253Multivendor agreementStandard
1263 through 1360 nm1261 through 1360 nm1270 through 1380 nmTransmitter wavelength
–5 through 0 dBm–15 through –8 dBm–20 through –14 dBmAverage launch power
–10 dBm–8 dBm–14 dBmReceiver saturation
–34 dBm–28 dBm–30 dBmReceiver sensitivity
Table 27: Optical Interface Support for SONET/SDH OC3/STM1 (Multi-Rate) PICs Configured at an OC12/STM4
Rate
Long Reach (LR-1)Intermediate Reach (IR-1)Short Reach (SR-1)Parameter
SFP-OC12-LRSFP-OC12-IRSFP-OC12-SRTransceiver model
number
Single-modeSingle-modeSingle-modeOptical interface
SFPSFPSFPTransceiver type
SMF cable: 24.85 miles/40 kmSMF cable: 9.3 miles/15 kmSMF cable: 1.24 miles/2 kmMaximum distance
Telcordia GR-253Telcordia GR-253Telcordia GR-253Standard
1280 through 1335 nm1274 through 1356 nm1261 through 1360 nmTransmitter wavelength
–3 through +2 dBm–15 through –8 dBm–15 through –8 dBmAverage launch power
–8 dBm–8 dBm–8 dBmReceiver saturation
–28 dBm–28 dBm–23 dBmReceiver sensitivity
90 ■ SONET/SDH OC3/STM1 (Multi-Rate) PICs with SFP
M120 Internet Router PIC Guide