DSL-2520U

ADSL2/2+ Router with USB and Ethernet Ports

User Manual

Installation and Connection

Connecting to Web-based Interface

When you have configured your computer, you can access the web-based interface and configure

needed parameters (for example, create an interface to connect to the Internet, specify the settings

of the firewall, edit the password for the administrator account, etc.)

1.

Start a web browser (see the

Before You Begin

section, page 12).

2.

In the address bar of the web browser, enter the IP address of the router (by default, the

following IP address is specified:

192.168.1.1

). Press the

Enter

key.

Figure 6. Connecting to the web-based interface of the DSL-2520U device.

3.

On the opened page, enter the username (login) and password for the administrator account

(by default, the following username and password are specified:

admin

,

admin

). Then

click the

Enter

button.

Figure 7. The login page.

!

If the error “

The page cannot be displayed

” (or “

Unable to display the page

”/“

Could not

connect to remote server

”) occurs upon connecting to the web-based interface of the router,

make sure that you have properly connected the router to your computer.

After successful registration the system statistics page opens. The page displays general information

on the router and its software.

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DSL-2520U

ADSL2/2+ Router with USB and Ethernet Ports

User Manual

Installation and Connection

Figure 8. The system statistics page.

!

For security reasons, it is strongly recommended to change the administrator password

upon initial configuration of the router. To do this, proceed to the

System /

Administrator password

page.

The web-based interface of the router is multilingual. Select a needed language from the menu

displayed when the mouse pointer is over the

Language

caption. You can change the language of

the web-based interface in any menu item.

Figure 9. Changing the language of the web-based interface.

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DSL-2520U

ADSL2/2+ Router with USB and Ethernet Ports

User Manual

Installation and Connection

Saving and Restoring Settings

!

Note that you should regularly save the changes of the router's settings to the non-

volatile memory.

The router's web-based interface displays the notification on unsaved changes at the top of the page.

Figure 10. The notification on unsaved changes.

You can save the router's settings via the top-page menu displayed when the mouse pointer is over

the

System

caption.

Figure 11. The top-page menu.

Click the

Reboot

line if you have already saved the router's settings.

Click the

Save&Reboot

line to save new settings and immediately reboot the router.

Click the

Save

line to save new settings to the non-volatile memory and continue configuring the

device. Also you can save the device's parameters via the

Save

button on the

System /

Configuration

page.

Click the

Backup

line and follow the dialog box appeared to save the configuration (all settings of

the router) to your PC. Also you can save the router's configuration to your PC via the

Backup

button on the

System / Configuration

page.

Click the

Factory

line to restore the factory default settings. Also you can restore the factory

defaults via the

Factory

button on the

System / Configuration

page.

Also you can restore the factory default settings via the hardware

Reset

button located on the back

panel of the router.

Use a small paperclip to activate the button; insert it into the hole (with the

device turned on), push, and hold for 10 seconds. Release the button and wait until the router is

rebooted (about a minute).

Now you can access the web-based interface of the router using the

default IP address, username and password.

When you have configured all needed settings, click the

Logout

line.

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DSL-2520U

ADSL2/2+ Router with USB and Ethernet Ports

User Manual

Configuring via Web-based Interface

CHAPTER 4.

CONFIGURING

VIA

WEB-BASED

INTERFACE

Status

This menu displays data on the current state of the router. The following data are represented:

DSL

connection status, active WAN connections, IP addresses leased by DHCP server, the routing table,

network statistics, and data on network devices connected to the router.

Network Statistics

On the

Status / Network statistics

page, you can view statistics for all interfaces (connections)

existing in the system. For each connection the following data are displayed: state, IP address,

subnet mask and gateway (if the connection is established), MAC address, MTU value, and volume

of data received and transmitted (with increase of the volume the units of measurement are changed

automatically: byte, Kbyte, Mbyte, Gbyte).

Figure 12. The

Status / Network statistics

page.

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DSL-2520U

ADSL2/2+ Router with USB and Ethernet Ports

User Manual

Configuring via Web-based Interface

DSL Status

The information shown on the tabs of the

Status / DSL status

page can be used for

troubleshooting and diagnosing connection problems.

Figure 13. The

Status / DSL status

page.

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