CABLETRON SYSTEMS, INC. E2210 NIC Type Ethernet Transfer Rate 10/20Mbps Data Bus 16-bit ISA Topology Linear bus Star Wiring Type AUI Transceiver via DB-15 port Unshielded twisted pair Boot ROM Available [Image] DIAGNOSTIC LED(S) LED Color Status Condition LED1 Green Blinking Data is being transmitted LED1 Green Off Data is not being transmitted LED2 Red Blinking Collision detected LED2 Red Off No collision LED3 Yellow Blinking Data is being received LED3 Yellow Off Data is not being received LED4 Green On Network connection is good LED4 Green Off Network connection is broken Note: LED2 is always off in full duplex mode.