D-Link DSL-2500U User manual

User Manual
DSL-2500U
ADSL/Ethernet Router
May 2011

DSL-2500U ADSL/Ethernet Router
User Manual
Contents
Chapter 1. Introduction..........................................4
Contents and Audience.......................................................4
Conventions.................................................................4
Document Structure..........................................................4
Chapter 2. Overview..............................................5
General Information.........................................................5
Specifications..............................................................
Product Appearance..........................................................8
Front Panel...............................................................8
Back Panel................................................................9
Delivery Package...........................................................10
Safety Instructions........................................................10
Chapter 3. Installation and Connection..........................11
Before You Begin...........................................................11
Connecting to PC (in OS Windows XP)........................................12
PC with Ethernet Adapter.................................................12
Obtaining IP Address A tomatically.......................................12
Connecting to Web-based Interface..........................................14
Saving and Restoring Settings..............................................1
Chapter 4. Configuring via Web-based Interface..................17
Status.....................................................................17
Network Statistics.......................................................17
DSL Stat s...............................................................18
WAN Stat s...............................................................19
DHCP.....................................................................20
Ro ting Table............................................................21
LAN Clients..............................................................22
Net........................................................................23
Connections..............................................................23
Editing Local Interface Parameters.....................................24
Creating WAN Connection................................................28
Advanced...................................................................35
UPnP.....................................................................35
DDNS.....................................................................36
DNS......................................................................38
Ro ting..................................................................39
ADSL.....................................................................41
Remote Access............................................................42
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Firewall...................................................................44
IP Filters...............................................................44
Virt al Servers..........................................................46
DMZ......................................................................48
Application R les........................................................49
MAC Filter...............................................................51
Control....................................................................54
URL Filter...............................................................54
System.....................................................................5
Administrator Password...................................................56
Config ration............................................................57
System Log...............................................................58
Firmware Upgrade.........................................................60
NTP Client...............................................................61
Chapter 5. Abbreviations and Acronyms........................... 2
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DSL-2500U ADSL/Ethernet Router
User Manual Introduction
CHAPT R 1. INTRODUCTION
Contents and Audience
This manual describes the router DSL-2500U and explains how to configure and operate it.
This manual is intended for users familiar with basic networ ing concepts, who create an in-home
local area networ , and system administrators, who install and configure networ s in offices.
Conventions
xample Description
text The body text of the manual.
Before You Begin A reference to a chapter or section of this manual.
“Quick Installation Guide” A reference to a document.
Change A name of a menu, menu item, control (field, chec box,
drop-down list, button, etc.).
192.1 8.1.1 Data that you should enter in the specified field.
!Information An important note.
Document Structure
Chapter 1 describes the purpose and structure of the document.
Chapter 2 gives an overview of the router's hardware and software features and describes its
appearance and the pac age contents, and provides safety instructions.
Chapter 3 explains how to install the router DSL-2500U and configure a PC in order to access its
web-based interface.
Chapter 4 describes all pages of the web-based interface in detail.
Chapter 5 introduces abbreviations and acronyms used in this manual.
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DSL-2500U ADSL/Ethernet Router
User Manual Overview
CHAPT R 2. OV RVI W
General Information
The DSL-2500U device is an affordable high-end ADSL/Ethernet router developed for home and
SOHO (Small Office/Home Office) networ s. It provides fast and simple broadband access to the
Internet and a shared connection for multi users.
DSL-2500U provides all the essentials for creating a secure high-speed wired networ :
ADSL/ADSL2/ADSL2+ standards, Fast Ethernet standard, the built-in firewall, the QoS engine,
numerous additional features, and an Ethernet port, which can be used to connect to one computer
or a switch.
The router DSL-2500U includes a built-in firewall. The advanced security functions minimize
threats of hac er attac s, prevent unwanted intrusions to your networ , and bloc access to
unwanted websites for users of your LAN.
You can configure and manage the settings of the router DSL-2500U via the user-friendly web-
based interface (the interface is available in two languages – in English and in Russian).
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DSL-2500U ADSL/Ethernet Router
User Manual Overview
Specifications
Interfaces:
•ADSL: 1 RJ-11 port
•LAN: 1 RJ-45 10/100BASE-TX Fast Ethernet LAN port with auto-MDI/MDIX.
ADSL Standards:
•ADSL:
◦full rate ANSI T1.413 Issue 2, ITU-T G.992.1 (G.dmt) Annex A, ITU-T G.992.2 (G.lite)
Annex A, ITU-T G.994.1 (G.hs).
•ADSL2:
◦ITU-T G.992.3 (G.dmt.bis) Annex A/L/M, ITU-T G.992.4 (G.lite.bis) Annex A.
•ADSL2+:
◦ITU-T G.992.5 Annex A/L/M.
WAN Connection Types:
•PPPoA
•PPPoE
•IPoE
•IPoA
•Bridge.
ATM/PPP Protocols:
•Bridged and routed Ethernet encapsulation
•VC-based or LLC-based multiplexing
•ATM Forum UNI3.1/4.0 PVC (up to 8 PVCs)
•ATM Adaptation Layer Type 5 (AAL5)
•ITU-T I.610 OAM F4/F5 loopbac
•ATM QoS
•PPP over ATM (RFC 2364)
•PPP over Ethernet (PPPoE)
•Keep-alive for PPP connections.
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User Manual Overview
Network Protocols and F nctions:
•Static IP routing
•NAT (Network Address Translation)
•DHCP server/client/relay
•DNS relay
•DDNS
•UPnP
•Support of VLAN
•IGMP proxy.
Firewall and Access Management F nctions:
•Networ Address Translation (NAT)
•Stateful Pac et Inspection (SPI)
•URL filter
•Pac et filtering (IP/ICMP/TCP/UDP)
•Virtual servers
•Prevention of DoS attac s
•Intrusion detection system
•DMZ
•Port Triggering.
QoS:
•3 priority queues.
Config ration and Management:
•Bilingual (Russian/English) web-based interface for configuration and management
•Access via TELNET
•Firmware update via web-based interface
•Saving/restoring configuration to/from file
•Support of remote logging
•Automatic synchronization of system time with NTP server.
Power:
•External power adapter DC 5V/1A
•ON/OFF power switch
•Reset to Factory Defaults button.
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DSL-2500U ADSL/Ethernet Router
User Manual Overview
Product Appearance
Front Panel
Figure 1. Front panel view.
L D Mode Description
Power
Solid green The router is powered on
No light The router is powered off
Solid red The router is in the crash recovery mode
Status
Blinking green Traffic (Internet traffic) is passing through the router
No light or solid green A failure of the system
LAN
Solid green A device is connected to the LAN port of the router
Blinking green The LAN port is active (upstream or downstream traffic)
DSL
Solid green DSL has been synchronized
Blinking green Detecting a carrier signal and synchronizing DSL
No light No carrier signal
Internet
Solid green A WAN connection is established
Blinking green Authorization is successful
No light The router is in the bridge mode or no WAN connection is
established
Solid red An authorization failure
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DSL-2500U ADSL/Ethernet Router
User Manual Overview
Back Panel
Figure 2. Back panel view.
Port Description
DSL A DSL port to connect the router to the telephone line.
LAN An Ethernet port to connect a computer or switch.
R S T
A button to restore the factory default settings.
To restore the factory defaults, push the button (with the device turned on), hold it
for 7-10 seconds, and then release the button.
ON/OFF A button to turn the router on/off.
5V=1A Power connector.
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DSL-2500U ADSL/Ethernet Router
User Manual Overview
Delivery Package
The following should be included:
•router DSL-2500U
•power adapter
•RJ-11 telephone cable
•straight-through Ethernet cable (CAT 5E)
•splitter
•CD-ROM with “ ser Manual” and “Quick Installation Guide”
•“Quick Installation Guide” (brochure).
!Using a power supply with a different voltage rating than the one included will cause
damage and void the warranty for this product.
Safety Instructions
Place your router on a flat horizontal surface or mount the router on the wall (the mounting holes
are located on the bottom panel of the device). Ma e sure that the router is provided with sufficient
ventilation.
To prevent overheating, do not obstruct the ventilation openings of the router.
Plug the router into a surge protector to reduce the ris of damage from power surges and lightning
stri es.
Operate the router only from an electrical outlet with the correct power source as indicated on the
adapter.
Do not open the cover of the router. Otherwise any warranty will be invalidated.
Unplug the equipment before dusting and cleaning. Use a damp cloth to clean the equipment. Do
not use liquid/aerosol cleaners or magnetic/static cleaning devices.
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DSL-2500U ADSL/Ethernet Router
User Manual Installation and Connection
CHAPT R 3. INSTALLATION AND CONN CTION
Before You Begin
Please, read this manual prior to installing the device. Ma e sure that you have all the necessary
information and equipment.
Operating System
Configuration of the router DSL-2500U (hereinafter referred to as “the router”) is performed via the
built-in web-based interface. The web-based interface is available from any operating system that
supports a web browser.
Web Browser
The following web browsers are recommended: Windows Internet Explorer, Mozilla Firefox or
Opera.
For successful operation, JavaScript should be enabled on the web browser. Ma e sure that
JavaScript has not been disabled by other software (such as virus protection or web user security
pac ages) running on your computer.
NIC (Ethernet Adapter)
Any computer that uses the router should be equipped with an Ethernet adapter (NIC). If your
computer is not equipped with such a device, install an Ethernet adapter prior to using the router.
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DSL-2500U ADSL/Ethernet Router
User Manual Installation and Connection
Connecting to PC (in OS indows XP)
PC with Ethernet Adapter
1. Ma e sure that your PC is powered off.
2. Connect an Ethernet cable between the Ethernet port located on the bac panel of the router
and the Ethernet port of your PC.
3. Connect a phone cable between the DSL port of the router and the ADSL OUT port of the
splitter. Connect your phone to the PHONE port of the splitter. Then connect another phone
cable between a phone jac and the ADSL IN port of the splitter.
4. Connect the power cord to the power connector port on the bac panel of the router, then
plug the power adapter into an electrical outlet or power strip.
5. Turn on your PC and wait until your operating system is completely loaded.
Obtaining IP Address Automatically
1. Clic the Start button and proceed to the Control Panel > Network and Internet
Connections > Network Connections window.
2. In the Network Connections window, right-clic the relevant Local Area Connection
icon and select the Properties line in the menu displayed.
Figure 3. The Network Connections window.
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DSL-2500U ADSL/Ethernet Router
User Manual Installation and Connection
3. In the Local Area Connection Properties window, on the General tab, in the This
connection uses the following items section, select the Internet Protocol (TCP/IP)
line. Clic the Properties button.
Figure 4. The Local Area Connection Properties window.
4. Select the Obtain an IP address automatically radio button. Clic the OK button.
Figure 5. The Internet Protocol (TCP/IP) Properties window.
Clic the ОК button. Now your computer is configured to obtain an IP address automatically.
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User Manual Installation and Connection
Connecting to eb-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 11).
2. In the address bar of the web browser, enter the IP address of the router (by default, the
following IP address is specified: 192.1 8.1.1). Press the nter ey.
Figure 6. onnecting to the web-based interface of the DSL-2500U 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
clic the nter 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 ser er ”) occurs upon connecting to the web-based interface of the router,
ma e 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-2500U ADSL/Ethernet Router
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 bilingual (English/Russian). 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. hanging the language of the web-based interface.
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DSL-2500U ADSL/Ethernet Router
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.
Clic the Reboot line if you have already saved the router's settings.
Clic the Save&Reboot line to save new settings and immediately reboot the router.
Clic 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.
Clic 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.
Clic 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 bac
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 7-10 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, clic the Logout line.
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DSL-2500U ADSL/Ethernet Router
User Manual Configuring via Web-based Interface
CHAPT R 4. CONFIGURING VIA W B-BAS D
INT RFAC
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,
networ statistics, and data on networ 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 mas 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-2500U ADSL/Ethernet Router
User Manual Configuring via Web-based Interface
SL 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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DSL-2500U ADSL/Ethernet Router
User Manual Configuring via Web-based Interface
WAN Status
The Status / WAN status page displays active WAN connections.
Figure 14. The Status / AN status page.
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DSL-2500U ADSL/Ethernet Router
User Manual Configuring via Web-based Interface
HCP
The Status / DHCP page displays the information on computers that have been identified by
hostnames and MAC addresses and have got IP addresses from the DHCP server of the device, as
well as the IP address expiration periods (the lease time).
Figure 15. The Status / DHCP page.
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