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2-Port 10/100/1000 Base-T Ethernet NIC, Intel® 82580DB, PCIe I/F to processor
EM1 - North Atlantic Industries (NAI)
The EM1 module integrates the Intel® 82580 GbE Controller with supporting magnetics and circuitry to provide dual-port gigabit (10/100/1000Base-T) Ethernet network controller functions. NAI Single Board Computer (SBC) boards are typically designed with dual-port NICs. The EM1, with direct-connect PCIe interface, allows for seamless SBC/processor configuration providing access to additional Ethernet communication port functions.