LED Indicators, HDSL2, All LEDs

LED Indicators

LED	Color	Meaning
Channel 1	Green, steady	ISDN B-channel established, no data activity.
	Green, blinking	Data activity on the ISDN B-channel.
	Orange, steady	No call connected, ISDN B-channel not established.
	Orange, blinking	Trying to connect call and establish the ISDN B-channel.
	Red, steady	Error establishing the ISDN B-channel

Channel 2	Green, steady	ISDN B-channel established, no data activity.
	Green, blinking	Data activity on the ISDN B-channel.
	Orange, steady	No call connected, ISDN B-channel not established.
	Orange, blinking	Trying to connect call and establish the ISDN B-channel.
	Red, steady	Error establishing the ISDN B-channel.

HDSL2

Line Status	Green, steady	Successful connection to the HDSL2/CSU of the data network
		switch.
	Orange, steady	Attempting to establish connection to the HDSL2/CSU on the
		data network switch. Corresponds to a HDSL2/CSU Yellow Alarm.
	Orange, blinking	Testing the line.
	Red, steady	Error, unable to transmit data to the HDSL2/CSU on the data
		network switch. Corresponds to CSU Red, Blue and out-of-frame
		alarms.

Network	Green, steady	Connection to the data network switch is established.
	Orange, steady	No connection to the data network switch, HDSL2 port is
		disabled, or not configured.
	Orange, blinking	Attempting to connect to the data network switch.
	Red, steady	Error connecting to the data network switch.

Connection	Green, steady	WAN connection established; no data activity on the port.
	Green, blinking	Data activity on the port.
	Orange, steady	No call connected; WAN connection not established.
	Orange, blinking	Attempting to establish a WAN connection.
	Red, steady	Error establishing WAN connection.
All LEDs
All LEDs blinking in a sequence		Router is loading firmware.