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Summary of Contents for Tenda D840

  • Page 2: Copyright Statement

    Copyright Statement is the registered trademark of Shenzhen Tenda Technology Co., Ltd. Other trademark or trade name mentioned herein are the trademark or registered trademark of the company. Copyright of the whole product as integration, including its accessories and software, belongs to Shenzhen Tenda Technology Co., Ltd.
  • Page 3: Table Of Contents

    D840R ADSL2+ Router User Guide CONTENTS Chapter 1 Overview ............1 1.1 Product Introduction ............ 1 1.2 Product Features ............1 1.3 Supporting Protocol ............. 1 1.4 Data Encapsulation ............3 Chapter 2 Hardware Installation........4 2.1 ADSL Router Connection........4 2.2 USB Installation..........4 Chapter 3 Before Web Management Configuration ..5 3.1 Network Configuration of Your Computer..
  • Page 4 D840R ADSL2+ Router User Guide 4.2 Configure the PPPoA ........13 4.3 Configure the MER ........... 15 4.4 Configure the IPoA........... 18 Chapter 5 Configuration Description......20 5.1Device Information ........... 20 5.2Advanced Settings ..........23 ............23 5.2.1 WAN ............49 5.2.2 LAN ............51 5.2.3 NAT .............57...
  • Page 5 D840R ADSL2+ Router User Guide 5.4.5 Software Update ..........82 5.4.6 Save/Reboot ............82 Chapter 6 Appendix ..........83 Appendix 1: Troubleshooting ........83 Appendix 2: FAQ ............85...
  • Page 6: Chapter 1 Overview

    D840R ADSL2+ Router User Guide Chapter 1 Overview 1.1 Product Introduction D840R ADSL2+ Router complies with ADSL, ADSL2 and ADSL2+ standards. Supporting 24Mbps downstream rate and 1Mbps upstream rate, it supports multiple network protocols and provides NAT Router, Bridge and switch functions. Built-in 4-port switch can add more end users without purchasing hub or switch.
  • Page 7: Supporting Protocol

    D840R ADSL2+ Router User Guide connectivity  One RJ-11 port and Voice Splitter included  One USB port support for connecting PC’s USB port  Provides Web-based management and firmware upgrade  Complies with ADSL, ADSL2 and ADSL2+ standards  Provides NAT Router, Bridge and switch functions ...
  • Page 8: Data Encapsulation

    D840R ADSL2+ Router User Guide ITU-T G. 992. 3  ITU-T G. 992. 5  1.4 Data Encapsulation Supports RFC 1483 Bridge、RFC 1483 Router  Supports Classical IP over ATM (RFC 1577)  Supports PPP over ATM(RFC 2364)  Supports PPP over Ethernet (RFC 2516) ...
  • Page 9: Chapter 2 Hardware Installation

    D840R ADSL2+ Router User Guide Chapter 2 Hardware Installation 2.1 ADSL Router Connection Connect one end of the telephone line to the LINE port of the D810R and the other end to the MODEM port of the voice splitter. Connect the power adapter to the PWR port of the D810R.
  • Page 10: Chapter 3 Before Web Management Configuration

    D840R ADSL2+ Router User Guide Chapter 3 Before Web Management Configuration 3.1 Network Configuration of Your Computer 1.On the desktop of your computer, right-click “My Network Places”, and then select “Properties” in the shortcut menu. 2. In the window that appears, right-click “Local Area Connection”, and then...
  • Page 11 D840R ADSL2+ Router User Guide 3.In the pop-up dialog box, check “Internet Protocol (TCP/IP)” and then click “Properties”. 4. In the window that appears, select “Obtain an IP address automatically (O)” or “Use the following IP address (S)”. 1) When “Obtain an IP address automatically (O)”...
  • Page 12 D840R ADSL2+ Router User Guide 2) “Use the following IP address”: IP address: 192.168.1.XXX (XXX ranges 2 ~ 254) Subnet mask: 255.255.255.0 Default gateway: 192.168.1.1 DNS server: Enter the local DNS server address (for this address, you can consult your ISP) or the router’s default gateway as the DNS server.
  • Page 13: Verifying The Connection

    D840R ADSL2+ Router User Guide 3.2 Verifying the Connection 1. Select “Start→Programs →Accessories→Comma nd Prompt”. According to the format shown in the right figure, enter “Ping 192.168.1.1” and press Enter. If the system gives the result shown in the right figure, the connection between your computer and the router is OK.
  • Page 14: Logging In To The Router

    D840R ADSL2+ Router User Guide 3.3 Logging in to the Router 1. Open the web browser, and enter “http://192.168.1.1” in the address field, and then press Enter. 2.In the pop-up login window, enter the user name (“admin”) and password (“admin”), and click “OK”...
  • Page 15: Chapter 4 Quick Installation Guide

    D840R ADSL2+ Router User Guide Chapter 4 Quick Installation Guide In the Wizard page, Select the required your “Country” and “Area” from the drop-down lists. If you can not find your country and city in these lists, you can consult your ISP and manually enter the VPI and VCI values of your area.
  • Page 16: Configure The Pppoe

    D840R ADSL2+ Router User Guide 4.1 Configure the PPPoE 1. Select “PPP over Ethernet (PPPoE)”. Click “Next”. 2. Enter the PPP user name and password provided by the ISP. If the ISP also provides the PPPoE service name, you can enter the corresponding value;...
  • Page 17 D840R ADSL2+ Router User Guide 3. Click “Next” and check to enable the WAN service (enabled by default). 4. Click “Next” to display the window shown the summary of your settings. 5.Click “Save/Reboot” to activate your settings. system automatically establishes connection in a few minutes.
  • Page 18: Configure The Pppoa

    D840R ADSL2+ Router User Guide 4.2 Configure the PPPoA 1 . Select “PPP over ATM (PPPoA)”. Click “Next”. 2. Enter the PPP user name and password provided by the ISP. If the ISP also provides the PPPoA service name, you can enter the corresponding value;...
  • Page 19 D840R ADSL2+ Router User Guide 3. Click “Next” and check to enable the WAN service (enabled by default). 4. Click “Next” to display the window shown the summary of your settings. 5. Click “Save/Reboot” to activate your settings. The system automatically establishes connection in a few minutes.
  • Page 20: Configure The Mer

    D840R ADSL2+ Router User Guide 4.3 Configure the MER 1. Select “MAC Encapsulation Routing (MER)”. Click “Next”. 2. If your ISP provides the static IP address, you should enter the corresponding values in “WAN IP Address” and “WAN Subnet Mask”.
  • Page 21 D840R ADSL2+ Router User Guide 3. If your ISP provides the dynamic IP address, you should select “Obtain an IP address automatically”. 4. Click “Next”. In the case of multiple computers share the Internet access service, it is recommend- ed to enable NAT and firewall.
  • Page 22 D840R ADSL2+ Router User Guide 5. Click “Next” to display the window shown the summary of your settings. 6. Click “Save/Reboot” to activate your settings. The system automatically establishes connection in a few minutes.
  • Page 23: Configure The Ipoa

    D840R ADSL2+ Router User Guide 4.4 Configure the IPoA 1. Select “IP over ATM (IPoA)”. Click “Next”. 2. Enter the fixed IP address and subnet mask in corresponding fields. 3. Click “Next”. It is recommended to enable the NAT and firewall.
  • Page 24 D840R ADSL2+ Router User Guide 4. Click “Next” to display the window shown the summary of your settings. 5. Click “Save/Reboot” to activate your settings. The system automatically establishes connection in a few minutes.
  • Page 25: Chapter 5 Configuration Description

    D840R ADSL2+ Router User Guide Chapter 5 Configuration Description 5.1Device Information 1) Click “Running Status” and “Summary” to display the “Device Info” and “DSL Info” window. 2) The device information covers: Board ID Software version Boot version LAN MAC address WAN MAC address Running time System time...
  • Page 26 D840R ADSL2+ Router User Guide 3) The DSL information covers: Upstream link rate Downstream link rate LAN IP address Default gateway: In the pure bridge mode, there is no gateway; in other modes such as PPPoE and PPPoA, the gateway address is the address upstream device.
  • Page 27 D840R ADSL2+ Router User Guide Click “WAN” in left menu to display the window shown in the right figure. From the table, you can know the general information on WAN. 5) Click “Route” to display the window shown in the right figure, displaying the default information.
  • Page 28: Advanced Settings

    D840R ADSL2+ Router User Guide 5.2 Advanced Settings 5.2.1 WAN Click “WAN”. If the WAN information has been set, you can edit or modify it in this window. Caution: After modifying/ adding new information, you need to reboot the device to activate the setting.
  • Page 29 D840R ADSL2+ Router User Guide 3) Service category: Selecting one from five available service categories. 4) Enable Quality of Service (QoS): check to enable it.
  • Page 30 D840R ADSL2+ Router User Guide PPPoA mode 1) Select “PPP over ATM (PPPoA)”. Encapsulation Mode: VC/MUX LLC/ENCAPSULATION Once you select one mode, the system automatically changes the encapsulation mode into the one matching your setting. Therefore, it is recommended to keep the default setting unchanged.
  • Page 31 D840R ADSL2+ Router User Guide 2) Click “Next” to display the window shown in the right figure. a. Authentication Method: AUTO/PAP/CHAP/MSCHAP . Usually, “AUTO” is selected. b. Dial on demand: If you check this option, you need to manually enter the timeout time. If no flow is detected when the timeout time is up, the device will disconnect the...
  • Page 32 D840R ADSL2+ Router User Guide C. PPP IP extension: When the integrated gateway is connected with a computer, the IP address obtained through the upstream link is directly allocated to this computer connecting with the device. After the PPP IP extension is enabled, you can enable the advanced DMZ.
  • Page 33 D840R ADSL2+ Router User Guide 3) Click “Next” to display the window shown in the right figure. a. Enable IGMP Multicast: IGMP agent. For example, to enable the IPTV in the PPPoE mode, you need to check this option. b. Enabled WAN Service: Checked by default.
  • Page 34 D840R ADSL2+ Router User Guide 4) Click “Next” to display the window shown in the right figure. This window shows general information set. Click “Save/Reboot” activate your settings.
  • Page 35 D840R ADSL2+ Router User Guide PPPoE mode 1) Select “PPP over Ethernet (PPPoE)”. Encapsulation Mode: VC/MUX LLC/SNAP-BRIDGING Once you select one mode, the system automatically changes the encapsulation mode into the one matching your setting. Therefore, it is recommended to keep the default setting unchanged.
  • Page 36 D840R ADSL2+ Router User Guide 2) Click “Next” to display the window shown in the right figure. Authentication Method: AUTO/PAP/CHAP/MSC HAP. Usually, “AUTO” is selected. Dial on demand: If you check this option, you need to manually enter the timeout time. If no flow is detected when the timeout time is up, the device will...
  • Page 37 D840R ADSL2+ Router User Guide option, the device is always in online status until device power-off, connection failure or other failures occur. c. PPP IP extension: When the device is connected with a computer, the IP address obtained through the upstream link is directly allocated to this computer connecting with the...
  • Page 38 D840R ADSL2+ Router User Guide uses this IP address as the WAB IP address and does not need to obtain it through the upstream link. e. Retry PPP password on authentication error f. Enable PPP debugging mode.
  • Page 39 D840R ADSL2+ Router User Guide 8) Click “Next” to display the window shown in the right figure. a. Enable IGMP Multicast: IGMP agent. For example, to enable the IPTV in the PPPoE mode, you need to check this option. b. Enabled WAN Service: Checked by default.
  • Page 40 D840R ADSL2+ Router User Guide 8) Click“Next” to display the window shown in the right figure. This window lists your settings. 8) Click “Save/Reboot” to activate your settings.
  • Page 41 D840R ADSL2+ Router User Guide MER mode 1) Select “MAC Encapsulation Routing(MER)”. Encapsulation Mode: VC/MUX LLC/SNAP-BRIDGING Once you select one mode, the system automatically changes the encapsulation mode into the one matching your setting. Therefore, it is recommended to keep the default setting unchanged.
  • Page 42 D840R ADSL2+ Router User Guide 2) Click “Next” to display the window shown in the right figure. a. Obtain an IP address automatically: If your device automatically obtains the IP address, the IP address and other parameters will be from your ISP automatically.
  • Page 43 D840R ADSL2+ Router User Guide the default gateway address from the upstream device. 3) Use the following default gateway: To manually enter a gateway, check this option. a. Use IP Address: After checking “Use the following default gateway”, you can enter a value here.
  • Page 44 D840R ADSL2+ Router User Guide automatically obtains the DNS address. 5) Use the following DNS server address: To manually enter a DNS address, check this option. a. Primary DNS server b. Secondary DNS server Click “Next”. Enable IGMP Multicast: IGMP agent.
  • Page 45 D840R ADSL2+ Router User Guide activate your WAN. 7) Click “Next” to display the window shown in the right figure. This window lists your settings. 8) Click “Save/Reboot” to activate your settings.
  • Page 46 D840R ADSL2+ Router User Guide IPoA mode 1) Select “IP over ATM (IPoA)”. Encapsulation Mode: VC/MUX LLC/SNAP-ROUTING Once you select a mode, the system automatically changes the encapsulation mode into the one matching your setting. Therefore, it is recommended to keep the default setting unchanged.
  • Page 47 D840R ADSL2+ Router User Guide 2) Click “Next” to display the window shown in the right figure. a. WAN IP Address: Enter the IP address provided by your ISP. b. WAN Subnet Mask: Enter the subnet mask provided by your ISP. c.
  • Page 48 D840R ADSL2+ Router User Guide You can check this option. a. Primary DNS server b. Secondary DNS server Caution: In the IPoA mode, DHCP is not supported, so you need to manually enter the WAN IP address, subnet mask, default gateway, DNS server and other settings.
  • Page 49 D840R ADSL2+ Router User Guide 4) Click “Next”. a. Enable NAT: NAT enables multiple computers in your LAN to use the same WAN IP address for Internet access. It is recommended to check this option. b. Enable Firewall It is recommended to check this option to avoid some attacks.
  • Page 50 D840R ADSL2+ Router User Guide WAN.
  • Page 51 D840R ADSL2+ Router User Guide Click “Next” to display the window shown in the right figure. This window lists your settings. g. Click “Save/Reboot” to activate your settings.
  • Page 52 D840R ADSL2+ Router User Guide Bridging mode 1) Select “Bridging”. Encapsulation Mode: VC/MUX LLC/SNAP-BRIDGING Once you select a mode, the system automatically changes the encapsulation mode into the one matching your setting. Therefore, it is recommended to keep the default setting unchanged.
  • Page 53 D840R ADSL2+ Router User Guide 3) Click “Next” to display the window shown in the right figure. This window lists your settings. 4) Click “Save/Reboot” to activate your settings.
  • Page 54: Lan

    D840R ADSL2+ Router User Guide 5.2.2 LAN 1). IP Address: IP address used by the router to connect to the LAN. This option is set to 192.168.1.1 upon device delivery. You can change it as required. Caution: After changing this IP address, you need to use the new IP address to access the Web management...
  • Page 55 D840R ADSL2+ Router User Guide your subnet mask. 3). Enable IGMP Snooping: Used in the bridge mode. 4). Standard Mode 5). Blocking Mode 6). Configure the second IP Address and Subnet Mask for LAN interface. Click “Save/Reboot”.
  • Page 56: Nat

    D840R ADSL2+ Router User Guide 5.2.3 NAT 5.2.3.1. Virtual Server 1) Click “NAT” → “Virtual Server” to display the window shown in the right figure. Here, you can add or delete your virtual server settings. By default, the external networks cannot access the IP address of your internal network.
  • Page 57 D840R ADSL2+ Router User Guide 2) Click “Add” to display window shown in the right figure. a. Select a Service: Selecting the service to be enabled. b. Custom Server: Manually entering the server name. c. Server IP Address: LAN IP address for the server.
  • Page 58 D840R ADSL2+ Router User Guide d. Click “Save/Apply” to display the service added, as shown in the right figure. 5.2.3.2 Port Triggering 1) Click “Port Triggering” to display the window shown in the right figure. Here, you can add or delete your port triggering service settings.
  • Page 59 D840R ADSL2+ Router User Guide 2) Click “Add” to display the window shown in the right figure. a. Select an application: Selecting the name of the service to be enabled. b. Custom application: Manually entering the service name. Caution: After a service is selected, the system automatically sets the corresponding port.
  • Page 60 D840R ADSL2+ Router User Guide 5.2.3.3 DMZ Host 1. Click “DMZ Host” to display the window shown in the right figure. 2. DMZ Host IP Address: Entering the LAN IP address for the DMZ host. Caution: Opening DMZ means to open all ports.
  • Page 61 D840R ADSL2+ Router User Guide 5.2.3.4 UPNP 1) Click “UPNP” to display the window shown in the right figure. Enable UPnP: Check to Enable the UPnP (Universal Plug and Play) function. UPnP is a kind of architecture of common network connection between the computer and intelligent devices/instruments.
  • Page 62: Security

    D840R ADSL2+ Router User Guide access the network (especially the family network). Click “Save/Apply” to activate the settings. 5.2.4 Security 5.2.4.1 IP Filtering 1) Click “Security” → “IP Filtering” to display the window shown in the right figure. By default, all outgoing traffic is allowed.
  • Page 63 D840R ADSL2+ Router User Guide 2) Click “Add” to display the window shown in the right figure. a. Filter Name: Setting the filtering name to facilitate identification. b. Protocol: Selecting one from four available protocols: TCP/UDP; TCP; UDP; ICMP. c. Source IP address: Entering the internal network IP address to be filtered.
  • Page 64 D840R ADSL2+ Router User Guide Destination IP address: Entering the external network IP address to be filtered. g. Destination Subnet Mask: Entering the subnet mask corresponding to the external network IP address to be filtered. h. Destination Port: Entering the port number of the external network IP address to be filtered.
  • Page 65 D840R ADSL2+ Router User Guide Click “Save/Apply”. Click “Incoming” to display the window shown in the right figure. By default, all incoming traffic is restricted. However, you can set IP filtering to allow internal network access by some external computers.
  • Page 66 D840R ADSL2+ Router User Guide 5) Click “Add” to display the window shown in the right figure. a. Filter Name: Setting the filtering name to facilitate identification. b. Protocol: Selecting one from four available protocols: TCP/UDP; TCP; UDP; ICMP. c. Source IP address: Entering the external network IP address to be filtered.
  • Page 67 D840R ADSL2+ Router User Guide Destination IP address: Entering the internal network IP address to be filtered. h. Destination Subnet Mask: Entering the subnet mask corresponding to the internal network IP address to be filtered. Destination Port: Entering the port number of the internal network IP address to be filtered.
  • Page 68 D840R ADSL2+ Router User Guide 5) Click “Save/Apply”. 5.2.4.2. Parent Control 1) Click “Time of Day Restriction” to display the window shown in the right figure. Click “Add” to display the window shown in the right figure. Here, you can set a specific period restrict Internet access of a...
  • Page 69 D840R ADSL2+ Router User Guide Click “Save/Apply”.
  • Page 70: Routing

    D840R ADSL2+ Router User Guide 5.2.5 Routing 5.2.5.1 Default Gateway 1) Click “Routing” → “Default Gateway” to display the window shown in the right figure. Enable Automatic Assigned Default Gateway: You can check/uncheck this option. If you uncheck this option, you need to manually enter the default gateway address and WAN service.
  • Page 71 D840R ADSL2+ Router User Guide 5.2.5.2 Static Routing 1) Click “Static Route” to display the window shown in the right figure. Here, you can add/ delete the items of the static route. 1) Click “Add” to display window shown in the right figure.
  • Page 72: Dns

    D840R ADSL2+ Router User Guide gateway address to be passed by the static route. Use Interface: Selecting the interface correspond- ing to your connection mode. Click “Save/Apply”. 5.2.6. DNS 5.2.6.1 DNS Server 1) Click “DNS Server” to display the window shown in the right figure.
  • Page 73 D840R ADSL2+ Router User Guide submitting the request. 3) Primary DNS server: Entering the DNS address provided by the ISP. 4) Secondary DNS server: If your ISP provides two DNS addresses, you can enter the other address here. 5.2.6.2 Dynamic DNS...
  • Page 74 D840R ADSL2+ Router User Guide 1) Click “Dynamic DNS” to display the window shown in the right figure. Here, you can add/ delete the dynamic DNS settings. Dynamic DNS can make your applied domain name correspond to your IP address, so that the other users only need to remember your domain name for...
  • Page 75 D840R ADSL2+ Router User Guide 2) Click “Add” to display the window shown in the right figure. D-DNS provider: Selecting a specific provider of dynamic DNS. Hostname: Domain name applied by you. Interface: Selecting one from two available interface modes. Username: Your user name registered on the website of the dynamic...
  • Page 76 D840R ADSL2+ Router User Guide Click “Save/Apply”.
  • Page 77: Dsl

    D840R ADSL2+ Router User Guide 5.2.7 DSL Click “DSL” to display the window shown in the right figure. Here, you can enable a service as required. By default, the system checks the status of G.dmt, G.lite, T1.413, ADSL2, ADSL2+, AnnexL, Inner pair and Bitswap.
  • Page 78: Dhcp

    D840R ADSL2+ Router User Guide 5.3 DHCP Click “DHCP Server” to display the window shown in the right figure. You can click “Disable DHCP Server” or “Enable DHCP Server”. Start IP Address: Start address of the DHCP server IP pool End IP Address: End address of the DHCP server IP pool...
  • Page 79: Settings

    D840R ADSL2+ Router User Guide 5.4.1 Settings 1. Click “Backup” to display the window shown in the right figure. Here, you can back up the current settings of the router. 2.Click “Update” to display the window shown in the right figure.
  • Page 80 D840R ADSL2+ Router User Guide 3. Click “Restore Default” to display the window shown in the right figure. Click “Restore Default Settings” to restore the default settings before device delivery. Caution: After restoring the default settings, you need to reboot the router to activate this modification.
  • Page 81: System Log

    D840R ADSL2+ Router User Guide 5.4.2 System Log 1. Click “System Log” to display window shown right figure. Click “View System Log” display window shown in the right figure.
  • Page 82 D840R ADSL2+ Router User Guide 3. Click “Configure System Log” to display the window shown in the right figure. (1) Log: Enable; Disable (2) Log Level: Selecting the required level, Debugging by default. (3) Display Level: Error by default. (4) Mode: Local by default.
  • Page 83: Internet Time

    D840R ADSL2+ Router User Guide 5.4.3 Internet Time Click “Internet Time” to display the window shown in the right figure. If you enable this function, the system can automatically obtain the time when accessing the Internet.
  • Page 84: Access Control

    D840R ADSL2+ Router User Guide 5.4.4 Access Control 5.4.4.1 Service (1) Click “Access Control” to display the window shown in the right figure. You can enable or disable FTP/HTTP/ICMP/SNM /SSH/TELNET/TFTP. (2) Click “Save/Apply” to activate the settings...
  • Page 85 D840R ADSL2+ Router User Guide 5.4.4.2 IP address (1) Click “IP Address” to display the window shown in the right figure. Here, you can add/delete items. Access Control Mode: Enable; Disable. When you enable it, the IP address allowed can access the management page.
  • Page 86 D840R ADSL2+ Router User Guide 5.4.4.3 Password (1) Click “Password” to display the window shown in the right figure. Here, you can modify the password for logging in to the Management page. Enter the former login password, and then the new login password.
  • Page 87: Software Update

    D840R ADSL2+ Router User Guide 5.4.5 Software Update 1. Click “Update Software” to display the window shown in the right figure. Click “Browse” to select your update file, and then click “Update Software”. 5.4.6 Save/Reboot 1. Click “Save/Reboot” to display the window shown in the right figure.
  • Page 88: Chapter 6 Appendix

    D840R ADSL2+ Router User Guide Chapter 6 Appendix Appendix 1: Troubleshooting Trouble Case Troubleshooting Check if the power adapter is  Power Indicator Connected properly.  Check if the power adapter is matched.  Check if the ADSL cable connection is ...
  • Page 89 D840R ADSL2+ Router User Guide Make sure the above troubles are clear.  Make sure the dial-up connection is  established and set up. Make sure the user name and password  Can’t access the are right. Internet If the dial-up is OK, please make sure ...
  • Page 90: Appendix 2: Faq

    A: Contact the technical engineer for support or after-sales service engineer. Note: please download the upgrade packets from the Tenda website. Q: Have completed all configurations, but can’t dial through computer? A: 1) Check the indicator of ADSL, it should be working in normally.
  • Page 91 D840R ADSL2+ Router User Guide VPI/VCI, Encapsulation mode and so on. 3) Make sure the dial-up connection is established. 4) You can check whether your ADSL Modem succeeds in connection through PING command.

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