Transfers data from 10/100/1000Base-T copper to fiber interfaces SFP slot supports pluggable Gigabit optic modules that enabling you to choose from a variety of transceiver 9K jumbo frames to increase data transfer rates Built-in LFP (Link Fault Pass-through) (LLCF/LLR) Technology IEEE 802.3x Flow Control protects against lost packets for reliable data transmission Supports low-time lag transmission Supports the transmission of extra-long packets up to 1.6KB -10°C to 55°C operating temperature range IEEE 802.3af/at PoE compliant to simplify deployment and installation