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Page 21 / 150 Scroll up to view Page 16 - 20
Chapter 1 Introducing the Device
VMG4381-B10A User’s Guide
21
1.5
LEDs (Lights)
The following graphic displays the labels of the LEDs.
Figure 5
LEDs on the Device
None of the LEDs are on if the Device is not receiving power.
Table 1
LED Descriptions
LED
COLOR
STATUS
DESCRIPTION
POWER
Green
On
The Device is receiving power and ready for use.
Blinking
The Device is self-testing.
Red
On
The Device detected an error while self-testing, or there is a
device malfunction.
Off
The Device is not receiving power.
Blinking
Firmware upgrade is in progress.
ETHERNET
LAN 1-4
Green
On
The Device has a successful Ethernet connection with a device
on the Local Area Network (LAN).
Blinking
The Device is sending or receiving data to/from the LAN.
Off
The Device does not have an Ethernet connection with the LAN.
Page 22 / 150
Chapter 1 Introducing the Device
VMG4381-B10A User’s Guide
22
1.6
The RESET Button
If you forget your password or cannot access the web configurator, you will need to use the
RESET
button at the back of the device to reload the factory-default configuration file. This means that you
will lose all configurations that you had previously and the password will be reset to “1234”.
ETHERNET
WAN
Green
On
The Gigabit Ethernet connection is working.
Blinking
The Device is sending or receiving data to/from the Gigabit
Ethernet link.
Off
There is no Gigabit Ethernet link.
DSL1,2
Green
On
The ADSL line is up.
Blinking
The Device is initializing the ADSL line.
Off
The ADSL line is down.
Orange
On
The VDSL line is up.
Blinking
The Device is initializing the VDSL line.
Off
The VDSL line is down.
INTERNET
Green
On
The Device has an IP connection but no traffic.
Your device has a WAN IP address (either static or assigned by
a DHCP server), PPP negotiation was successfully completed (if
used) and the DSL connection is up.
Blinking
The Device is sending or receiving IP traffic.
Off
There is no Internet connection or the gateway is in bridged
mode.
USB
Green
On
The Device recognizes a USB connection.
Blinking
The Device is sending/receiving data to /from the USB device
connected to it.
Off
The Device does not detect a USB connection.
MoCA
Green
On
The Device has proper MoCA network link.
Blinking
The Device has LAN activity.
Off
The device does not have MoCA network.
HPNA
Green
On
The Device is connected to an HPNA-equipped device through
the coaxial cable.
A
Blinking
Data is transmitting over the HPNA cable.
Off
No HPNA device is connected.
WLAN/WPS
Green
On
The wireless network is activated.
Blinking
The Device is communicating with other wireless clients.
Green
and
Orange
Blinking
The Device is setting up a WPS connection.
Off
The wireless network is not activated.
A.
HPNA-equipped models only.
Table 1
LED Descriptions (continued)
LED
COLOR
STATUS
DESCRIPTION
Page 23 / 150
Chapter 1 Introducing the Device
VMG4381-B10A User’s Guide
23
1
Make sure the
POWER
LED is on (not blinking).
2
To set the device back to the factory default settings, press the
RESET
button for ten seconds or
until the
POWER
LED begins to blink and then release it. When the
POWER
LED begins to blink,
the defaults have been restored and the device restarts.
1.7
Wireless Access
The Device is a wireless Access Point (AP) for wireless clients, such as notebook computers or PDAs
and iPads. It allows them to connect to the Internet without having to rely on inconvenient Ethernet
cables.
You can configure your wireless network in either the built-in Web Configurator, or using the WPS
button.
Figure 6
Wireless Access Example
1.7.1
Using the WLAN/WPS Button
If the wireless network is turned off, press the
WLAN/WPS
button at the back of the Device for
one second. Once the
WLAN/WPS
LED turns green, the wireless network is active.
You can also use the
WLAN/WPS
button to quickly set up a secure wireless connection between
the Device and a WPS-compatible client by adding one device at a time.
To activate WPS:
1
Make sure the
POWER
LED is on and not blinking.
2
Press the
WLAN/WPS
button for five seconds and release it.
3
Press the WPS button on another WPS-enabled device within range of the Device. The
WLAN/WPS
LED flashes orange while the Device sets up a WPS connection with the other wireless device.
4
Once the connection is successfully made, the
WLAN/WPS
LED shines green.
To turn off the wireless network, press the
WLAN/WPS
button on the front of the Device for one to
five seconds. The
WLAN/WPS
LED turns off when the wireless network is off.
Page 24 / 150
Chapter 1 Introducing the Device
VMG4381-B10A User’s Guide
24
Page 25 / 150
VMG4381-B10A User’s Guide
25
C
HAPTER
2
The Web Configurator
2.1
Overview
The web configurator is an HTML-based management interface that allows easy device setup and
management via Internet browser. Use Internet Explorer 6.0 and later versions or Mozilla Firefox 3
and later versions or Safari 2.0 and later versions
or Google Chrome
. The recommended screen
resolution is 1024 by 768 pixels.
In order to use the web configurator you need to allow:
•
Web browser pop-up windows from your device. Web pop-up blocking is enabled by default in
Windows XP SP (Service Pack) 2.
•
JavaScript (enabled by default).
•
Java permissions (enabled by default).
See
Appendix C on page 323
if you need to make sure these functions are allowed in Internet
Explorer.
2.1.1
Accessing the Web Configurator
1
Make sure your Device hardware is properly connected (refer to the Quick Start Guide).
2
Launch your web browser. If the Device does not automatically re-direct you to the login screen, go
3
A password screen displays. To access the administrative web configurator and manage the Device,
type the default username
admin
and password
1234
in the password screen and click
Login
. If
advanced account security is enabled (see
Section 26.2 on page 259
) the number of dots that
appears when you type the password changes randomly to prevent anyone watching the password
field from knowing the length of your password. If you have changed the password, enter your
password and click
Login
.

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