Cisco GLC-EX-SMD= Cisco 1000BASE-EX SFP Module for Gigabit Ethernet Deployments,

The Cisco 1BASE-EX SFP Module is an industry-standard Small Form-Factor Pluggable (SFP) Gigabit Interface Converter that links switches and routers to the network. Featuring a robust design for enhanced reliability, this SFP receiver/transmitter module plugs into a Gigabit Ethernet port or slot and is hot-swappable to maximise uptime and simplify serviceability.

• COMPATIBILITY: 1BASE-EX SFP is designed for long-reach single-mode fibres
• OPERATION: Operates on standard single-mode fibre-optic link spans of up to 4 km in length (5-dB inline optical attenuator should be used for back-to-back connectivity)
• HOT SWAPPABLE: Plugs into an Ethernet SFP port or slot with no need to shut down if installing or replacing
• VERSATILITY: SFP receiver/transceiver module supports ‘pay-as-you-populate’ model for flexible media and interface choice on a port-by-port basis
• PEACE OF MIND: 5-year standard replacement warranty