SONET/SDH OC12/STM4 (Multi-Rate) PIC Optical Interface Support (M7i Router)

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Table 16: Optical Interface Support for SONET/SDH OC12/STM4 (Multi-Rate) PICs with SFP Configured at an OC3/STM1 Rate

Parameter	Multimode	Intermediate Reach (IR-1)	Long Reach (LR-1)
Transceiver model number	SFP-OC3-SR	SFP-OC3-IR	SFP-OC3-LR
Optical interface	Multimode	Single-mode	Single-mode
Transceiver type	SFP	SFP	SFP
Maximum distance	MMF cable: 1.2 miles/2 km	SMF cable: 9.3 miles/15 km	SMF cable: 24.85 miles/40 km
Standard	Multivendor agreement	Telcordia GR-253	Telcordia GR-253
Transmitter wavelength	1270 through 1380 nm	1261 through 1360 nm	1263 through 1360 nm
Average launch power	–20 through –14 dBm	–15 through –8 dBm	–5 through 0 dBm
Receiver saturation	–14 dBm	–8 dBm	–10 dBm
Receiver sensitivity	–30 dBm	–28 dBm	–34 dBm

Table 17: Optical Interface Support for SONET/SDH OC12/STM4 (Multi-Rate) PICs with SFP Configured at an OC12/STM4 Rate

Parameter	Short Reach (SR-1)	Intermediate Reach (IR-1)	Long Reach (LR-1)
Transceiver model number	SFP-OC12-SR	SFP-OC12-IR	SFP-OC12-LR
Optical interface	Single-mode	Single-mode	Single-mode
Transceiver type	SFP	SFP	SFP
Maximum distance	SMF cable: 1.24 miles/2 km	SMF cable: 9.3 miles/15 km	SMF cable: 24.85 miles/40 km
Standard	Telcordia GR-253	Telcordia GR-253	Telcordia GR-253
Transmitter wavelength	1261 through 1360 nm	1274 through 1356 nm	1280 through 1335 nm
Average launch power	–15 through –8 dBm	–15 through –8 dBm	–3 through +2 dBm
Receiver saturation	–8 dBm	–8 dBm	–8 dBm
Receiver sensitivity	–23 dBm	–28 dBm	–28 dBm

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