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D-Link DSL-2750U User Manual
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D-Link DSL-2750U User Manual

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Summary of Contents for D-Link DSL-2750U

  • Page 1 DSL-2750U User Manual...

  • Page 2: Table Of Contents

    Log Configuration ....................65 Logout ....................... 65 Information you will need from your ADSL service provider ........6 Information you will need about your DSL-2750U Router ......... 7 Status ........................65 Information you will need about your LAN or computer ..........8 Help ...........................

  • Page 3: Safety Precaution

    Introduction The DSL-2750U supports multiple line modes. With four 10/100 base-T Ethernet interfaces at the user end, the DSL-2750U provides both DSL uplink access with a downstream rate of 24 Mbps and an upstream rate of 1 Mbps and Ethernet uplink access. It also supports 3G connection to the Internet or Intranet for high-end users like net bars and office users.

  • Page 4: System Requirements

    Browser Requirements: Microsoft Internet Explorer® v7, Mozilla® Firefox v9.0, Google® Chrome 16.0, or Safari® v4 or higher version. ® Windows Users: Make sure you have the latest version of Java installed. Visit www.java.com download the latest version. D-Link DSL-2750U User Manual...

  • Page 5: Features

     Web interface  Telnet CLI  IP/MAC/URL Filter  Application layer service  QoS  Port binding  Auto upgrade  Cloud security  Digital Living Network Alliance (DLNA)  Wireless network  3G network D-Link DSL-2750U User Manual...

  • Page 6: Installation

    Operating Systems The DSL-2750U uses an HTML-based web interface for setup and management. The web configuration manager may be accessed using any operating system capable of running web browser software, including Windows 98 SE, Windows ME, Windows 2000, Windows XP, Windows Vista, Windows 7, Windows 8, Windows10.
  • Page 7 LAN side of the bridge, such as a PC, a server, a gateway device, such as a router, or similar firewall hardware. The IP address can be assigned in a number of ways. Your network service provider will give you instructions about any additional connection software or NIC configuration that may be required. D-Link DSL-2750U User Manual...

  • Page 8: Information You Will Need From Your Adsl Service Provider

    ADSL service provider’s network and your computer. If you are setting up the Router for multiple virtual connections, you will need to configure the VPI and VCI as instructed by your ADSL service provider for the additional connections. This setting can be changed in the WAN Setup window of the web management interface. D-Link DSL-2750U User Manual...

  • Page 9: Information You Will Need About Your Dsl-2750U Router

    IP address used for DHCP service on the LAN when DHCP is enabled. LAN Subnet Mask for the DSL-2750U This is the subnet mask used by the DSL-2750U and will be used throughout your LAN. The default subnet mask is 255.255.255.0. D-Link DSL-2750U User Manual...

  • Page 10: Information You Will Need About Your Lan Or Computer

    DHCP Client status Your DSL-2750U ADSL Router is configured, by default, to be a DHCP server. This means that it can assign an IP address, subnet mask and a default gateway address to computers on your LAN. The default range of IP addresses the DSL-2750U will assign are from 192.168.1.2 to 192.168.1.254.

  • Page 11: Hardware Description And Installation

    Connection is successfully established between the router and the client through WPS. then turns off The 3G or USB flash disk has been connected. Green Blinking Data is being transmitted. USB connection is not established. D-Link DSL-2750U User Manual...
  • Page 12 WIRELESS ON/OFF Press and hold the button for 5 seconds starts WLAN. ON/OFF Power switch, which is used to power on or power off the router. 12V DC IN (power) Interface for connecting the power adapter. D-Link DSL-2750U User Manual...

  • Page 13: Best Location For Wireless Operation

    RF noise in your home or business. Connecting the Router  DSL Uplink Connection The following figure displays the application diagram for the connection of the device, PC, splitter and telephone sets, when no telephone set is placed before the splitter. D-Link DSL-2750U User Manual...
  • Page 14 Step 2 Connect the LAN port of the router to the network interface card (NIC) of the PC through an Ethernet cable (MDI/MDIX). Step 3 Plug the power adapter to the wall outlet and then connect the other end of it to the Power (12V DC IN) port of the route. D-Link DSL-2750U User Manual...
  • Page 15 Step 1 Connect the LAN interface of the wireless router to your PC with RJ45 Ethernet cable. Step 2 Connect the LAN/WAN interface of the wireless router to the uplink network device with RJ45 Ethernet cable. Step 3 Connect the power adapter to the 12V DC IN interface of the wireless router. D-Link DSL-2750U User Manual...

  • Page 16: Tcp/Ip Configuration On A Pc

    On the General tab, select Internet Protocol Version 4 (TCP/IPv4) and click Properties. The Internet Protocol (TCP/IP) Properties window appears. Step 4 Select the Obtain an IP address automatically button. Step 5 Select the Obtain DNS server address automatically button. Click OK to save the settings. D-Link DSL-2750U User Manual...

  • Page 17: Web Configuration

    And then click Login.  The default password is admin. Select Remember my login info. on this computer, you only need to enter the password once for the first time logging. D-Link DSL-2750U User Manual...

  • Page 18: Setup

    Choose SETUP > Wizard. The page is shown as the figure appears on the right. Step 1 Click Setup Wizard. The page is shown as the figure appears on the right. There are 5 steps to configure the device. Click Next to continue. D-Link DSL-2750U User Manual...
  • Page 19 Step 3 Configure the Internet connection. There are 2 types of wan access type that are Ethernet and dsl. Choose the DSL-2750U’s uplink access type. There are 5 types of connection mode: PPPoE, PPPoA, Dynamic IP, Static IP, and Bridge.
  • Page 20 Dynamic IP/Bridge If the protocol is set to Dynamic IP/Bridge, the page shown as the right figure appears. In this page, select encapsulation mode, enter VPI, and VCI provided by your ISP. After setting, click Next. D-Link DSL-2750U User Manual...
  • Page 21 Set a new login password. If you want to keep the previous password, click Skip to go to next page directly. After setting a new password, click Next. Note: The login password cannot contain a space. D-Link DSL-2750U User Manual...
  • Page 22 In this page, you can add or configure WAN interface of your router. Step 1 Select DSL in WAN Access Type. Step 2 Click Add to add a PVC. Note: To access the internet, at least one PVC is required to add. D-Link DSL-2750U User Manual...
  • Page 23 In the protocol drop-down list, select the protocol according to the internet service you subscribed from your ISP. There are 5 types of protocols: PPP over ATM (PPPoA), PPP over Ethernet (PPPoE), MAC Encapsulation Routing (MER), IP over ATM (IPoA), and Bridging. D-Link DSL-2750U User Manual...
  • Page 24 You can set the Idle Time as you need. Manual: Manually dial to connect the WAN once powering on the Router. For other entries which are not mentioned above, you can keep them as defaults. D-Link DSL-2750U User Manual...
  • Page 25 TR069: the wan connection is used to management cpe by tr069 server and acs. Internet_TR069: the wan connection is used to access internet and management cpe by tr069 server and acs. For other entries which are not mentioned above, you can keep them as defaults. D-Link DSL-2750U User Manual...
  • Page 26 Type. And then the page is shown as the figure appears on the right. In this page, you can add or configure WAN interface of your router. Click Add. Note: If the selected WAN access type is Ethernet, please connect the LAN/WAN port to the Ethernet uplink jack through a RJ45 cable. D-Link DSL-2750U User Manual...
  • Page 27 After setting, click Add to add the new channel.  Adding a WAN access in other modes. To add a WAN access in other modes, select the corresponding protocol and input the information provided by your ISP. D-Link DSL-2750U User Manual...

  • Page 28: Wireless

    Click Apply to save the settings. There is a QRcode on the right of the page. This QRcode can help your mobile phone connect to the wireless network of DSL-2750U automatically by scan the QRcode with this mobile phone. Note: A mobile phone cannot be connected to the wireless network by scanning QRcode unless installing QRcode software.
  • Page 29 In this page, you can configure the parameters of wireless LAN clients that may connect to the device. Wireless security is vital to your network to protect the wireless communication among wireless stations, access points and wired network. D-Link DSL-2750U User Manual...
  • Page 30 This value is the update interval of the WPA password. You can keep it as default. Step 5 Set wireless password in Pre-Share Key text field. Step 6 After setting, click Apply to save the settings. D-Link DSL-2750U User Manual...

  • Page 31: Local Network

    Choose SETUP > Local Network. The Local Network page shown in the right figure appears. To configure the local network of DSL-2750U, do as follow: Step 1 In the Router IP Address textbox, enter the IP address of LAN interface.
  • Page 32 PC. Note: the IP Address must be within the DHCP IP address range. Step 5 In the MAC address textbox, input the MAC address of the specified Step 6 After setting, click Apply to add a DHCP server. D-Link DSL-2750U User Manual...

  • Page 33: Lan Ipv6

    Select Automatically synchronize with Internet time servers. Enter the specific time server and select the time zone from the corresponding drop-down lists. Select Enable Daylight Saving if necessary. Set the daylight as you want. Click Apply to save the settings. D-Link DSL-2750U User Manual...

  • Page 34: Logout

    Section 3 – Web Configuration Logout Choose SETUP > Logout. The page shown in the right figure appears. In this page, you can log out of the configuration page. D-Link DSL-2750U User Manual...

  • Page 35: Advanced

    This section includes advanced features for network management, security and administrative tools to manage the device. You can view status and other information used to examine performance and troubleshoot. Advanced Wireless Choose ADVANCED > Advanced Wireless. The page shown in the right figure appears. D-Link DSL-2750U User Manual...
  • Page 36 MAC address contained in the MAC Address table. Step 1 Select WLAN MAC Filtering Global Policy. - BLACK_LIST: Allow all packets but DENY MAC addresses that match a rule in the list. - WHITE_LIST: Deny all packets but ALLOW MAC addresses that D-Link DSL-2750U User Manual...
  • Page 37 Radius server. Step 5 Set the Group Key Update Interval. For higher security, WPA password is updated periodically. This value is the update interval of the WPA password. You can keep it as default. D-Link DSL-2750U User Manual...
  • Page 38 In Input Station PIN textbox, input the PIN code of the wireless client to be connected. Click Apply to start wireless connection via WPS. - Based on the PIN of the DSL-2750U. Select Enabled to enable WPS. In select Mode drop-down list, select Registrar.

  • Page 39: Port Forwarding

    Enter an IP address in the Server IP Address field, to appoint the corresponding PC to receive forwarded packets. The Ports show the ports that you want to open on the device. The TCP/UDP means the protocol type of the opened ports. Click Apply to save the settings. D-Link DSL-2750U User Manual...

  • Page 40: Dmz

    Click Apply to save the settings. SAMBA SAMBA enables the workstation in the network to share the USB flash disk connected to the DSL-2750U. Choose ADVANCED > SAMBA. The page shown in the right figure appears. The following table describes the parameters of this page.

  • Page 41: 3G Configuration

    3G Configuration Choose ADVANCED > 3G Configuration and the page shown in the right figure appears. (Ensure your 3G card is connected the USB interface of DSL-2750U) Note: If you want to know more about the parameters of Advanced Wireless Settings, refer to HELP index.
  • Page 42 If you want to go back to the main page of 3G configuration, click 3G Configuration listed in the menu of left pane.  Edit an Existing 3G Configuration If you want to edit an existing 3G configuration, click Edit in the main page of 3G configuration. D-Link DSL-2750U User Manual...

  • Page 43: Parental Control

    Website allows you to quickly create a list of all websites that you wish to stop users from accessing. MAC Filter allows you to control when clients or PCs connected to the device are allowed to access the Internet. Block Website D-Link DSL-2750U User Manual...
  • Page 44 Choose ADVANCED > Parental Control > MAC Filter. The page shown in the right figure appears. Choose BLACK_LIST or WHITE_LIST, and then click Add. Enter the use name and MAC address and select the corresponding time and days. Click Apply to add the MAC address. D-Link DSL-2750U User Manual...

  • Page 45: Filtering Options

    Enter the Filter Name and specify at least one of the following criteria: Interface, In/Out, Default action and Local/Forward. Click Apply to save the settings. Note: The settings are applicable only when the firewall is enabled. D-Link DSL-2750U User Manual...
  • Page 46 IP QoS. IP Address Original IP address PrefixLength/Mask Original address mask IP Address Destination IP address PrefixLength/Mask Destination address mask After setting the parameters, click Apply. The page shown in the right figure appears. D-Link DSL-2750U User Manual...
  • Page 47 Choose the sending direction as WAN to LAN or Frame Direction LAN to WAN. Time schedule Choose the filtering strategy as always or never. Set an effective interface for the bridge filtering Wan interface rule. Click Apply to save the settings. D-Link DSL-2750U User Manual...

  • Page 48: Qos Configuration

    You may tick in the box to permit DSCP/TC Mark. Mark Enable 802.1P Mark You may tick in the box to permit 802.1P Mark. After modifying a queue, click Submit to enable the modification. Click Refresh to refresh the queue. D-Link DSL-2750U User Manual...
  • Page 49 Section 3 – Web Configuration Configure QoS Classification Choose ADVANCED > QoS Configuration > Configure QoS Classification. The page shown in the right appears. In this page, you can configure QoS queue rule. Click Add Classification Rule. D-Link DSL-2750U User Manual...

  • Page 50: Firewall Setting

    WAN. Choose ADVANCED > Firewall Settings. The page shown in the right figure appears. Select the service and click Apply to take the settings into effect. D-Link DSL-2750U User Manual...

  • Page 51: Dns

    Internet even if the public IP address changes. DDNS requires that an account be set up with one of the supported DDNS service providers (DyndDNS.org or dlinkddns.com). Choose ADVANCED > Dynamic DNS. The page shown in the right page appears. Click Add to add dynamic DNS. D-Link DSL-2750U User Manual...

  • Page 52: Network Tools

    Select interfaces from the Available Interface list and click the <- arrow button to add them to the grouped interface list, in order to create the required mapping of the ports. The group name must be unique. Step 3 Click Apply to save the settings. D-Link DSL-2750U User Manual...
  • Page 53 This section allows you to configure the MLD Setup settings of your Router. Please note that this section is optional and you should not need to change any of the settings here to get your network up and running. UPNP D-Link DSL-2750U User Manual...
  • Page 54 Click Apply to save the settings. Default PVC Choose ADVANCED > Network Tools > Default PVC. The page shown in the right figure appears. Set the default PVC, which you think mostly appears. Input the PVC such as 0/32, 8/81, 0/35… D-Link DSL-2750U User Manual...
  • Page 55 Choose ADVANCED > Network Tools > Certificates. The page shown in the right figure appears. You can import certificates in this page. Printer Choose ADVANCED > Network Tools > Printer. The page shown in the right figure appears. This page allows you to enable/disable printer support. D-Link DSL-2750U User Manual...

  • Page 56: Routing

    The following table describes the parameters of this page. Field Description Destination Network The destination IP address of the static Address route. Use Interface The interface name of the static route. Click Apply to save the settings. D-Link DSL-2750U User Manual...
  • Page 57 RIPng Choose ADVANCED > Routing > RIPng. The page shown in the right figure appears. In this page, you may choose an interface and active RIPng for it. Click Apply to save the settings. D-Link DSL-2750U User Manual...

  • Page 58: Schedules

    Choose ADVANCED > Schedules. The page shown in the right figure appears. Click Add to add schedule rule. Click Apply to save the settings. Choose ADVANCED > ALG. The page shown in the right figure appears. You can Enable or Disable the specific protocol of alg. D-Link DSL-2750U User Manual...

  • Page 59: Nat

    FTPD Account Choose ADVANCED > FTPD Account. The page shown in the right figure appears. In this page, you can manage the FTP user information, such as the user name, password, and the corresponding authority. D-Link DSL-2750U User Manual...

  • Page 60: Dlna

    Click Add below the table DS-Lite IPv4 over IPv6 Tunnel List to add a DS-Lite item, which is a 4in6 tunnel. The following table describes the parameters of this page. Field Description Mechanism The tunnel type is DS-Lite, which is 4in6 tunnel. D-Link DSL-2750U User Manual...
  • Page 61 You may choose 0 or 1. IPv4MaskLen Set the subnet mask digits of the IPv4 address of the local WAN interface. Prefix Set the IPv6 prefix of the 6RD tunnel. BorderRelayAddre Set the Border Relay IPv4 address at the remote end. D-Link DSL-2750U User Manual...

  • Page 62: Logout

    Section 3 – Web Configuration Click Apply to enable the settings. Logout Choose ADVANCED > Logout. The page shown in the right figure appears. In this page, you can log out of the configuration page. D-Link DSL-2750U User Manual...

  • Page 63: Management

    Restore Default Click this button to reset the device to default Setting settings. Note: Do not turn off your device or press the Reset button while an operation in this page is in progress. D-Link DSL-2750U User Manual...

  • Page 64: Firmware Update

    Enter the current and new passwords and confirm the new password to change the password. Click Apply to apply the settings. D-Link DSL-2750U User Manual...
  • Page 65 ACL is enabled, only devices with the specified IP addresses can access the device. Select Enable Access Control Mode to enable ACL. Note: If you enable the ACL, ensure that IP address of the host is in the ACL list. D-Link DSL-2750U User Manual...

  • Page 66: Diagnosis

    The BER (bit error rate) is the number of bit errors divided by the total number of transferred bits during a studied time interval. Please set time interval and click Begin BER Test for the test, and wait the test result for the time interval. D-Link DSL-2750U User Manual...

  • Page 67: Log Configuration

    Logs, Firewall logs, Statistics, Route Info and Logout. You can view the system information and monitor performance. Help In the main interface, click Help tab to enter the Help menu. This section provides detailed configuration information for the device. Click a wanted link to view corresponding information. D-Link DSL-2750U User Manual...

  • Page 68: Troubleshooting

    Troubleshooting This chapter provides solutions to problems that might occur during the installation and operation of the DSL-2750U. Read the following descriptions if you are having problems. (The examples below are illustrated in Windows® XP. If you have a different operating system, the screenshots on your computer will look similar to the following examples.)
  • Page 69 There is a potential security issue if the firewall is disabled on your PC. Please remember to turn it back on once you have finished the whole installation procedure. This will enable you to surf the Internet without any problems. D-Link DSL-2750U User Manual...

  • Page 70: Networking Basics

    Check Your IP Address After you install your new D-Link adapter, by default, the TCP/IP settings should be set to obtain an IP address from a DHCP server (i.e. wireless router) automatically. To verify your IP address, please follow the steps below.

  • Page 71: Statically Assigning An Ip Address

    Set the Primary DNS to be the same as the LAN IP address of your router (192.168.1.1). The Secondary DNS is not needed or you may enter a DNS server from your ISP. Step 5 Click on the OK button twice to save your settings. D-Link DSL-2750U User Manual...

  • Page 72: Technical Specifications

    RARP Protocol ICMP RFC1994 CHAP RFC1058 RIP v1 RFC2131 DHCP Client / RFC1213 SNMP v1 & v2c DHCP Server RFC1334 PAP RFC2364 PPP over ATM RFC1389 RIP v2 RFC2516 PPP over RFC1577 Classical IP over Ethernet D-Link DSL-2750U User Manual...

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