3Com Router 3000 ADSL2+ Family Getting Started Guide4LEDsLED DescriptionLAN1/LAN2/LAN3/LAN4 OFF means no link is present.Steady ON means a link is present.Blinking means the interface is sending and/orreceiving data.DSL LNK OFF means no ADSL/ADSL2/ADSL2+ line is activated.Steady ON means the ADSL/ADSL2/ADSL2+ line isactivated.Blinking means the connected two parties arenegotiating parameters.DSL ACT OFF means no data is being sent or received.Blinking means the interface is sending and/orreceiving data.ISDN LNK OFF means the ISDN link is not activated.ON means the ISDN link has been activated.ISDN ACT OFF means no data is being sent or received on theISDN link.Blinking means data is being sent and/or received onthe ISDN link.SYS Blinking means the system is operating normally.Steady ON or OFF means the system is improperlyoperating.PWR OFF means no power is being supplied.Steady ON means power is being supplied.Console portAttribute DescriptionConnector RJ45Interface standard Asynchronous RS232Baud rate 9600 (default) to 115200 bpsServiceConnection to an ASCII terminalConnection to the serial interface on a PC to run theterminal emulation program on the PCCommand line interface (CLI)Auxiliary (AUX) portEthernet interfaceAttribute 10BASE-T 10/100BASE-TConnector RJ45Interface type MDI/MDIX auto-sensingOperating mode 10 MbpsFull duplex/half duplex10/100 Mbps auto-sensingFull duplex/half duplexSupports only L2 switching