D-Link DSL-2640B User manual

Before You Begin
Make sure you have all the necessary information and equipment on hand before beginning the
installation.
Check Your Package Contents
If any of the items above are missing, please contact your reseller.
DSL-2640B Wireless ADSL Router
Ethernet Cable (Cat 5 UTP)
Telephone cable
Power Adapter
Using a power supply
with a different voltage rating will
damage and void the warranty
for this product.
This product can be set up
using any current web
browser, i.e., Internet Explorer
6x or Netscape Navigator 7x.
DSL-2640B
Wireless ADSL Router

2
Connecting the Router to Your Computer
A. First, connect the power adapter to the receptor at the back panel of the
DSL-2640B and then plug the other end of the power adapter to a wall outlet or
power strip. The Power LED will turn on to indicate proper operation.
B. Insert one end of the cable into any Ethernet port on the back panel of the
DSL-2640B and the other end of the cable to an Ethernet Adapter or available Ethernet
port on your computer.
C. Insert one end of the telephone cable into the ADSL port on the back panel. Connect
the other end of the cable to the telephone wall outlet or low pass filter device that is
connected to the telephone wall outlet.
Ethernet Ports
Connect to Ethernet cable Power Switch
DSL Port
Connect to
ADSL line
Power Input
Connect to power
adapter

3
Configuring the Router
To use your Web browser to access the web pages used to set up the Router, your computer
must be configured to “Obtain an IP address automatically,”that is, you must change the IP
network settings of your computer so that it is a DHCP Client. If you are using Windows XP
and do not know how to change your network settings, skip ahead to Appendix A and read the
instructions provided. You may also read the User Manual for instructions on changing IP
settings for computers running Windows operating systems.
The logon pop-up screen will appear.
Open your Web browser and type
“http://192.168.1.1” into the URL
address box. Then press the Enter or
Return key.
Type “admin” for the
User Name and
“admin” in the
Password field.
Click OK.

4
Configuring the Router (continued)
After logging in to the DSL router, if no PVC is configured previously and no default settings
exist, the Quick Setup webpage appears, which contains some basic configuration that is
needed by VPI/VCI.
WAN Configuration
Choose Advanced Setup > WAN, and the following page appears, so you can modify and
configure the WAN interface.
Note: After a PVC is deleted or modified, the system must be rebooted. Otherwise, the
modification does not take effect.
Click Add, Edit, or Remove to configure WAN interface.
Click Save/Reboot to save the modification, and reboot the modem to make the

5
Configuring the Router (continued)
Wireless LAN Configuration
You can enable or disable the wireless LAN interface, hide the network from active scans,
set the wireless network name (also known as SSID) and restrict the channel set based on
country requirements.
Enter the SSID for the
Wireless LAN
The channel will adjust
according to nations to adapt
to each nation's
frequency provision.
Click
Save/Apply
Following is a description of the different options:
Enable Wireless: If you want to make wireless be available, you have to check this
box first. Otherwise, the Hide Access Point SSID, Country, Enable Wireless Guest
Network, and Guest SSID box will not be displayed.
Hide Access Point: Check this box if you want to hide any access point for your
router, so a station cannot obtain the SSID through passive scanning.
Click Save/Apply to save the basic wireless options and make the modification effect.

6
Configuring the Router (continued)
Wireless Security Configuration
DSL-2640B is equipped with 802.1X and WPA/WPA2 (Wi-Fi Protected Access), the latest
security standard. It also supports the legacy security standard, WEP (Wired Equivalent
Privacy). By default, wireless security is disabled and authentication is open. Before enabling
the security, consider your network size, complexity, and existing authentication infrastructure
and then determine which solution applies to it.
Select SSID: Select the wireless LAN of SSID to configure security features.
No Encryption: Please refer to the manual for details of configuration
Network Authentication: Select the authentication mode for the selected wireless LAN of SSID to be
open. Please refer to the manual for more derails of description.
WEP Encryption: Disable WEP Encryption.
The data is not encrypted when it is transferred from the device to the client station. This is
the default option.
Click Save/Apply to save the wireless security options and make the modification effect.
Select the wireless
LAN of SSID to
configure security
features

7
Configuring the Router (continued)
Setup Completed
All the settings for the ADSL connection are now completed. Click the Save/Reboot button to
save the new settings and restart the Router. It will take about two minutes to restart the Router.

8
Appendix
For additional settings or information, refer to the Advanced,Tools,or Status tabs on the Web
Management interface; or to the manual located on the CD-ROM.
Configuring IP Settings in Windows XP
Use the following steps to configure a computer running Windows XP to be a DHCP client.
1. From the Start menu on your desktop, go to Control Panel.
2. In the Control Panel window, click Network and Internet Connections.
Click Network and
Internet Connections.
From the Start menu, go to
Control Panel.

9
3. In the Network and Internet Connections window, click Network Connections.
4. In the Network Connections window, right-click on Local Area Connection, then click
Properties.
Right-click on the Local Area
Connection icon and select the
Properties option from the
pull-down menu.
Click Network
Connections.

10
5. In the General tab of the Local Area Connection Properties window, highlight Internet
Protocol (TCP/IP) under “This connection uses the following items:” by clicking on it
once. Click on the Properties button.
6. Select “Obtain an IP address automatically” by clicking once in the circle. Click the OK
button.
Your computer is now ready to use the Router’s DHCP server.
Click Properties.
Select Obtain an IP address
automatically in the Internet
Protocol (TCP/IP) Properties window