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X5668 / X5668U
User’s Guide
11
Commonly used buttons
The following buttons are used throughout the web pages:
Button
Function
You could click this button to refresh the information
on this current page again so that you could get the
real time information.
You click this button to create an entry into the list.
You click this button to delete (remove) an entry from
the list.
Check button – these appear on many configuration
pages. You will be asked to check if you want this
feature be selected.
This button appears on every configuration page.
Click on this button once you are through with the
changes and decide to save the made changes.
You may need to browse to find a file which needs to
be uploaded for new configuration.
This button allows you to upgrade to the new
configuration file attached using the Browse button.
The following terms are used throughout this guide in association with these buttons:
Click
– point the mouse arrow over the button, menu entry or link on the screen and
click the left mouse button. This performs an action, such as displaying a new page or
performing the action specific to the button on which left mouse button is clicked.
Select
– usually is used when describing which radio button to select from a list, or
which entry to select from a drop-down list. Point the mouse arrow over the entry and
left-click to select it. This does not perform an action – you will also be required to click
on a button, menu entry or link in order to proceed.
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12
Testing your Setup
Once you have connected your hardware and configured your PCs, any computer on
your LAN should be able to use the device to access the Internet.
To test the connection, turn on the device, wait seconds till device booting up and then
verify that the LEDs are illuminated as follows:
LED
Behavior
Power
(PWR)
Solid red to indicate that the device is turned on. If
this light is not on, check the power cable
attachment.
Wireless
(WLAN)
Solid green to indicate that the Wireless LAN
function is operational.
LAN
Solid green to indicate that the device can
communicate with your LAN.
DSL
Solid green to indicate that the device has
successfully established a connection with your ISP.
Table 1: LED Indicators
If the LEDs illuminate as expected, test your Internet connection from a LAN computer.
To do this, open your web browser, and type the URL of any external website (such
as
).
If the LEDs do not illuminate as expected, you may need to configure your Internet
access settings using the information provided by your ISP. If the LEDs still do not
illuminate as expected or the web page is not displayed, see Troubleshooting section
or contact your ISP for assistance.
Default device settings
The device is preconfigured with default settings for use with a typical home or small
office network.
The table below lists some of the most important default settings; these and other
features are described fully in the subsequent chapters. If you are familiar with
network configuration, review these settings to verify that they meet the needs of your
network. Follow the instructions to change them if necessary. If you are unfamiliar with
these settings, try using the device without modification, or contact your ISP for
assistance.
WARNING
We strongly recommend that you contact your ISP prior to changing the
default configuration.
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13
Option
Default Setting
Explanation/Instructions
User/Password
admin/admin
User name and password to access
the device
LAN Port
IP Address
Assigned static IP
address:
192.168.1.1
Subnet mask:
255.255.255.0
This is the IP address of the LAN port
on the device. The LAN port connects
the device to your Ethernet network.
Typically, you will not need to change
this address. See
Local Network
section.
DHCP
(Dynamic Host
Configuration
Protocol)
DHCP server enabled
with the following pool
of addresses:
192.168.1.2
through
192.168.1.254
(Please be noted that
the default DHCP IP
address pool may be
different in each
firmware version.)
The device maintains a pool of private
IP addresses for dynamic assignment
to your LAN computers. To use this
service, you must have set up your
computers to accept IP information
dynamically, as described in
DHCP
Server
section.
Table 2: Values of Default Settings
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14
5
Device Information
The Device Information web page menu includes the following submenus:
Summary
WAN
Statistics
Route
ARP
DHCP (shown in router mode)
Summary
The Summary Page of the device shows the following information, Board ID, Software
version, Bootloader version, VDSL software version, Wireless driver version, and
MAC address. Besides, LAN IP, Default gateway, Primary DNS server and Secondary
DNS server are shown too.
Figure 6: Device Information
WAN
The WAN information of the device shows detailed information about the WAN
connection such as DSL port information (VPI/VCI, UBR/CBR/VBR and so on),
Protocol, IGMP enabled or disabled, QoS enabled or disabled, IP address of WAN
port and so on.
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15
Figure 7: WAN Port Information
Statistic
The Statistic Page of the device shows the following information, Interfaces, data
transmitting (Received and Transmitted directions) in that interface such as total bytes,
packets, error count and drop count of LAN port, WAN port, ATM, and ADSL.
Figure 8: Device LAN Port Statistic Information
Figure 9: Device WAN Port Statistic Information

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