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Table 2-2 describes the meanings of the indicators.
Table 2-2 Meanings of the indicators
Indicator Status Description
On The HG552a1 is powered on. POWER
Off The HG552a1 is powered off.
On The DSL connection is established and activated.
Blinking The DSL connection is being activated.
DSL
Off The HG552a1 is powered off or no DSL connection.
On
The Internet connection is set up, but no data is being
transmitted on the WAN interface.
Blinking
The Internet connection is set up, and data is being
transmitted.
INTERNET
Off
The HG552a1 is powered off or no Internet
connection.
On
The WLAN connection is successfully established but
no data is being transmitted.
Blinking
The WLAN connection is successfully established
and data is being transmitted.
WLAN
Off
The HG552a1 is powered off or the WLAN
connection is not yet established.
On The softswitch has logged in successfully. VOIP
Off
The HG552a1 is powered off or no softswitch
connection.
On
The LAN connection is successfully established but
no data is being transmitted.
Blinking
The LAN connection is successfully established and
data is being transmitted.
LAN1, LAN2,
LAN3, LAN4
Off
The HG552a1 is powered off or the LAN connection
is not yet established.
On
The USB connection is successfully established at
USB host mode but no data is being transmitted.
Blinking
The USB connection is successfully established at
USB host mode and data is being transmitted.
USB
Off
The HG552a1 is powered off or the USB connection
is not yet established.