User manual

6
2.2 LED Indicators
The front panel LED indicators are shown below and explained in the following table.
This information can be used to check the status of the device and its connections.
LED
Color
Mode
Function
LAN
Green
On
An Ethernet Link is established.
Off
An Ethernet Link is not established.
Blink
Data transmitting or receiving over LAN.
INTERNET
Green
On
IP connected and no traffic detected. If an IP or
PPPoE session is dropped due to an idle timeout, the
light will remain green if an ADSL connection is still
present.
Off
Modem power off, modem in bridged mode or ADSL
connection not present. In addition, if an IP or
PPPoE session is dropped for any reason, other than
an idle timeout, the light is turned off.
Blink
IP connected and IP Traffic is passing thru the device
(either direction)
Red
On
Device attempted to become IP connected and failed
(no DHCP response, no PPPoE response, PPPoE
authentication failed, no IP address from IPCP, etc.)
ADSL
Green
On
The ADSL link is established.
Off
The ADSL link is not established.
Blink
The ADSL link is training.
POWER
Green
On
The device is powered up.
Off
The device is powered down.
Red
On
POST (Power On Self Test) failure or other
malfunction. A malfunction is any error of internal
sequence or state that will prevent the device from
connecting to the DSLAM or passing customer data.