Juniper Networks manual M120 Internet Router PIC Guide

M120 Internet Router PIC Guide

Table 31: Optical Interface Support for SONET/SDH OC12/STM4 (Multi-Rate) PICs Configured at an OC48/STM16 Rate (continued)

Parameter	Short Reach (SR-1)	Intermediate Reach (IR-1)	Long Reach (LR-2)
Transceiver type	SFP	SFP	SFP
Maximum distance	SMF cable: 1.24 miles/2 km	SMF cable: 9.3 miles/15 km	SMF cable: 49.71 miles/80 km
Standard	Telcordia GR-253	Telcordia GR-253	Telcordia GR-253
Transmitter wavelength	1266 through 1360 nm	1260 through 1360 nm	1500 through 1580 nm
Average launch power	–10 through –3 dBm	–5 through 0 dBm	–2 through +3 dBm
Receiver saturation	–3 dBm	0 dBm	–9 dBm
Receiver sensitivity	–18 dBm	–18 dBm	–28 dBm

98■ SONET/SDH OC12/STM4 (Multi-Rate) PICs with SFP