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D-Link DSL-2520U User Manual - Product Appearance

Manual is about: ADSL2/2+ Router with USB and Ethernet Ports

Summary of DSL-2520U

  • Page 1

    User manual dsl-2520u adsl2/2+ router with usb and ethernet ports august 2011.

  • Page 2: Contents

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual contents chapter 1. Introduction..........................................4 contents and audience.......................................................4 conventions.................................................................4 do...

  • Page 3

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual firewall...................................................................48 ip filters...............................................................48 virtual servers..........................................................50 dmz....

  • Page 4: Chapter 1.

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual introduction chapter 1. Introduction contents and audience this manual describes the router dsl-2520u and explains how to configure and operate it. This manual is intended for users familiar with basic networking concepts, who create ...

  • Page 5: Chapter 2.

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual overview chapter 2. Overview general information the dsl-2520u device is an affordable high-end adsl router developed for home and soho ( small office/home office ) networks. It provides fast and simple broadband access to the interne...

  • Page 6: Specifications

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual overview specifications interfaces: • adsl: 1 rj-11 port • lan: 1 rj-45 10/100base-tx fast ethernet port with auto-mdi/mdix • usb: 1 port 1.1, type b. Adsl standards: • adsl: ◦ full rate ansi t1.413 issue 2, itu-t g.992.1 (g.Dmt) anne...

  • Page 7

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual overview network protocols and functions: • static ip routing • nat • dhcp server/client/relay • dns relay • ddns • upnp • support of vlan • igmp proxy. Firewall and access management functions: • nat firewall • stateful packet inspec...

  • Page 8

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual overview power: • external power adapter dc 5v/1a • on/off power switch • reset to factory defaults button. Operating temperature : • from 0 0 c to 40 0 c (from 32 0 f to 104 0 f). Storage temperature: • from -20 0 c to 65 0 С (from -...

  • Page 9: Product Appearance

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual overview product appearance front panel figure 1. Front panel view. Led 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 blinki...

  • Page 10

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual overview back panel figure 2. Back panel view. Port description dsl a dsl port to connect the router to the telephone line. Usb a usb port to connect to a single computer. Lan an ethernet port to connect a computer/switch. Reset a but...

  • Page 11: Delivery Package

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual overview delivery package the following should be included: • router dsl-2520u • power adapter dc 5v/1a • rj-11 telephone cable • straight-through ethernet cable (cat 5e) • usb cable • splitter • cd-rom with “ user manual ” and “ quic...

  • Page 12: Chapter 3.

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual installation and connection chapter 3. Installation and connection before you begin please, read this manual prior to installing the device. Make sure that you have all the necessary information and equipment. Operating system configu...

  • Page 13

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual installation and connection connecting to pc (in os windows xp) pc with ethernet adapter 1. Make sure that your pc is powered off. 2. Connect an ethernet cable between the ethernet port located on the back panel of the router and the ...

  • Page 14

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual installation and connection obtaining ip address automatically 1. Click the start button and proceed to the control panel > network and internet connections > network connections window. 2. In the network connections window, right-cli...

  • Page 15

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual installation and connection 4. Select the obtain an ip address automatically radio button. Click the ok button. Figure 5. The internet protocol (tcp/ip) properties window. Click the ОК button. Now your computer is configured to obtain...

  • Page 16

    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,...

  • Page 17

    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 / ad...

  • Page 18

    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 ch...

  • Page 19: Chapter 4.

    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, i...

  • Page 20

    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. Page 20 of 6...

  • Page 21

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface wan status the status / wan status page displays active wan connections. Figure 14. The status / wan status page. Page 21 of 67.

  • Page 22

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface dhcp 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 th...

  • Page 23

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface routing table the status / routing table page displays the information on routes. The table contains destination ip addresses, gateways, subnet masks, and other data. Figure 16. The status / routing...

  • Page 24

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface lan clients on the status / lan clients page, you can view data on network devices connected to the router. The page displays devices connected to the router's lan and devices accessing the web-base...

  • Page 25: Net

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface net in this menu you can configure basic parameters of the router's local area network and configure connection to the internet (a wan connection). Connections on the net / connections page, you can...

  • Page 26

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface editing local interface parameters to edit the parameters of the router's local area network, left-click the lan connection on the net / connections page. On the main tab, you can configure basic pa...

  • Page 27

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface parameter description general settings name a name for this connection. Connection type the type of network protocol used by this connection – ipoe . Enable the checkbox enabling this connection. Di...

  • Page 28

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface parameter description mode an operating mode of the router's dhcp server. Enable : the router assigns ip addresses to clients automatically in accordance with specified parameters. When this value i...

  • Page 29

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface on the static dhcp tab, you can specify mac address and ip address pairs. The tab is active when the router's dhcp server is enabled. Figure 21. The tab for configuring mac-ip pairs. To create a mac...

  • Page 30

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface creating adsl wan connection figure 22. The page for creating a new connection. The general settings , physical layer and vlan settings sections. Page 30 of 67.

  • Page 31

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface parameter description general settings name a name for connection for easier identification. Connection type a type of network protocol to be used by the connection. Available values: • pppoa • pppo...

  • Page 32

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface parameter description qos a class of traffic for this connection. Ubr ( unspecified bit rate ): the ubr service is used for applications that allow various delays and losses of packets. It is approp...

  • Page 33

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface parameter description vlan settings use vlan select the checkbox to allow the router to apply vlan tagging. Vlan priority a priority tag for the type of traffic transmitted. Vlan id an identifier fo...

  • Page 34

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface the ppp settings section is displayed for the pppoe and pppoa connection types. Figure 24. The page for creating a new connection. The ppp settings section. Parameter description ppp settings ppp us...

  • Page 35

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface parameter description dial on demand select the checkbox if you want the router to establish connection to the internet on demand. In the maximum idle time field, specify a period of inactivity (in ...

  • Page 36

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface the ip settings section is displayed for the ipoe and ipoa connection types. Figure 25. The page for creating a new connection. The ip settings section. Parameter description ip settings obtain an i...

  • Page 37: Advanced

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface advanced this menu provides advanced settings of the router. On the pages of this menu, you can define static routes and rules for remote access to the web-based interface, add name servers, enable ...

  • Page 38

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface interface grouping on the advanced / interface grouping page, you can assign virtual pvc connections to the router's ports (create groups of interfaces), which allows distinguishing different types ...

  • Page 39

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface you can specify the following parameters: parameter description name a name for the group for easier identification. You can specify any name. Lans the list of available internal interfaces is displ...

  • Page 40

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface ddns on the advanced / ddns page, you can define parameters of the ddns service, which allows associating a domain name with dynamic ip addresses. Figure 29. The advanced / ddns page. To add a new d...

  • Page 41

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface figure 30. The page for adding a ddns service. You can specify the following parameters: parameter description ddns service select a ddns provider from the drop-down list. Host name the domain name ...

  • Page 42

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface dns on the advanced / dns page, you can add dns servers to the system. Figure 31. The advanced / dns page. Dns servers are used to determine the ip address from the name of a server in intranets or ...

  • Page 43

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface routing on the advanced / routing page, you can add static routes (routes for networks that are not connected directly to the device but are available through the interfaces of the device) into the ...

  • Page 44

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface figure 33. The page for adding a static route. You can specify the following parameters: parameter description destination network a destination network to which this route is assigned. Destination ...

  • Page 45

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface adsl the advanced / adsl page includes the set of adsl standards that should be defined by an isp. Contact your isp to set proper parameters. Select the relevant options and click the change button....

  • Page 46

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface remote access on the advanced / remote access page, you can configure remote access to the web-based interface of the router. By default, the access from external networks to the router is closed. I...

  • Page 47

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface figure 36. The page for adding a rule for remote management. You can specify the following parameters: parameter description name a name for the rule for easier identification. You can specify any n...

  • Page 48: Firewall

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface firewall in this menu you can configure the firewall of the router: add rules for ip filtering, define a dmz- zone, create virtual servers, configure mac-filters and the port triggering function. Ip...

  • Page 49

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface figure 38. The page for adding a rule for ip filtering. You can specify the following parameters: parameter description ip-filter rule editing name a name for the rule for easier identification. Pro...

  • Page 50

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface parameter description source a port of the source ip address. You can specify one port, several ports separated by a comma, or a range of ports separated by a colon. Destination a port of the destin...

  • Page 51

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface figure 40. The page for adding a virtual server. You can specify the following parameters: parameter description template select a virtual server template from the drop-down list, or select custom t...

  • Page 52

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface parameter description private port (begin)/ private port (end) a port of the ip address specified in the private ip field to which traffic is directed from the public port . Specify the start and th...

  • Page 53

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface note that when the dmz is enabled, all traffic coming to a port of the wan interface of the router is directed to the same port of the specified ip address. Also note that virtual servers have highe...

  • Page 54

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface figure 43. The page for adding a rule for the port triggering function. Page 54 of 67.

  • Page 55

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface you can specify the following parameters: parameter description application rule editing rules name a name for the rule for easier identification. Interface a wan connection to which this rule will ...

  • Page 56

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface mac filter the mac-address-based filtering allows forwarding and blocking traffic subject to the source and destination mac addresses. ! Mac-address-based filtering is active only when the device is...

  • Page 57

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface figure 45. The firewall / mac-filter page. The mac-addresses tab. On the opened page, specify the needed parameters. Figure 46. The page for adding a rule for mac-address-based filtering. Page 57 of...

  • Page 58

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface parameter description source mac-address the mac address of the source host. Destination mac-address the mac address of the destination host. Direction select a direction for which the rule will be ...

  • Page 59: Control

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface control this menu is designed to limit access to certain web sites. Url filter on the control / url-filter page, you can specify restrictions on access to certain web sites. Figure 47. The control /...

  • Page 60

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface figure 48. The control / url-filter page. The url-addresses tab. On the opened page, specify the needed parameters. Figure 49. The page for adding an address for the url filter. Enter a url address ...

  • Page 61: System

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface system in this menu you can save the changed settings to the non-volatile memory, create a backup of the router's configuration, restore the router's configuration from a previously saved file, rest...

  • Page 62

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface configuration on the system / configuration page, you can save the changed settings to the non-volatile memory, restore the factory defaults, backup the current configuration, or restore the router'...

  • Page 63

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface system log on the system / system log page, you can set the system log options and configure sending the system log to a remote host. Figure 52. The system / system log page. The configuration tab. ...

  • Page 64

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface control description remote logging level select a type of messages and alerts/notifications to be sent to the remote host specified in the server field. The field is available, when the remote or lo...

  • Page 65

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual configuring via web-based interface firmware upgrade on the system / firmware upgrade page, you can upgrade the firmware of the router. Figure 54. The system / firmware upgrade page. The current version of the router's firmware is dis...

  • Page 66: Chapter 5.

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual abbreviations and acronyms chapter 5. Abbreviations and acronyms arp address resolution protocol ddns dynamic domain name system ddos distributed denial of service dhcp dynamic host configuration protocol dmz demilitarized zone dns do...

  • Page 67

    Dsl-2520u adsl2/2+ router with usb and ethernet ports user manual abbreviations and acronyms vc virtual circuit vci virtual circuit identifier vlan virtual local area network vpi virtual path identifier wan wide area network page 67 of 67.