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requires an optical fiber cable with the specifications shown in Figure 3-85. One or
morecablesofthesametypeisrecommendedtobepreparedforspare.Table3-99
shows the router’sopticalinterfacespecificationsfor100BASE-FXand
1000BASE-LH single-mode connections.
Boundary with network: router’s connector
Graded index single-mode fiber
• 100BASE-FX: 9.5/125 µm core/clad, 1300 nm wavelength, max. attenuation 0.6
dB/km (max. 15 km) or 0.3 dB/km (max. 40 km)
• 1000BASE-LX: 9.5/125 µm core/clad, 1500 nm wavelength (max. 40 km, 80 km, 100 km
• 1000BASE-LH: 9.5/125 µm core/clad, 1500 nm wavelength, max. attenuation 0.3
dB/km (max. 70 km)
2-core SC
connector
2-core SC
connector