Cisco GLC-EX-SMD=, SFP, Single-mode, G.652, Cisco ME 3400, Cisco Catalyst 3750

Cisco GLC-EX-SMD=. Interface type: SFP. Cable type: Single-mode, Fiber cable diameters supported: G.652, Compatible products: Cisco ME 3400, Cisco Catalyst 3750

The Cisco 1000BASE-EX SFP operates on standard single-mode fiber-optic link spans of up to 40 km in length. A 5-dB inline optical attenuator should be inserted between the fiber-optic cable and the receiving port on the SFP at each end of the link for back-to-back connectivity.