Page 2 - COPYRIGHT & TRADEMARKS; Specifications are subject to change without notice.
COPYRIGHT & TRADEMARKS Specifications are subject to change without notice. is a registered trademark of TP-LINK TECHNOLOGIES CO., LTD. Other brands and product names are trademarks or registered trademarks of their respective holders. No part of the specifications may be reproduced in any form ...
Page 3 - FCC STATEMENT; Reorient or relocate the receiving antenna.; CE Mark Warning
FCC STATEMENT This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses a...
Page 4 - DECLARATION OF CONFORMITY; For the following equipment:; Yang Hongliang
TP-LINK TECHNOLOGIES CO., LTD TP-LINK TECHNOLOGIES CO., LTD Building 24 (floors 1, 3, 4, 5), and 28 (floors 1-4) Central Science and Technology Park, Shennan Rd, Nanshan, Shenzhen, China DECLARATION OF CONFORMITY For the following equipment: Product Description: ADSL2+ Modem Router Model No.: TD-884...
Page 5 - CONTENTS
CONTENTS Package Contents .................................................................................................... 1 Chapter 1. Product Overview ................................................................................... 2 1.1 Overview of the Modem Router ...........................
Page 7 - ADSL2+ Modem Router User Guide; Package Contents
TD-8840T ADSL2+ Modem Router User Guide 1 Package Contents The following contents should be found in your package: ¾ One TD-8840T ADSL2+ Modem Router ¾ One Power Adapter for TD-8840T ADSL2+ Modem Router ¾ Quick Installation Guide ¾ One RJ45 cable ¾ Two RJ11 cables ¾ One ADSL splitter ¾ One Resource ...
Page 8 - Chapter 1. Product Overview; Thank you for choosing the; Overview of the Modem Router; IP; and; URL Filter; can help to protect your; Quick Start; ADSL
TD-8840T ADSL2+ Modem Router User Guide 2 Chapter 1. Product Overview Thank you for choosing the TD-8840T ADSL2+ Modem Router . 1.1 Overview of the Modem Router The device is designed to provide a simple and cost-effective ADSL Internet connection for a private Ethernet network. The TD-8840T ADSL2+ ...
Page 11 - The Power socket is where the power adapter connects to.; Method two
TD-8840T ADSL2+ Modem Router User Guide 5 ¾ POWER: The Power socket is where the power adapter connects to. ¾ ON/OFF: The switch for the power. ¾ RESET: There are two ways to reset the Router's factory defaults. Method one: With the Router powered on, use a pin to press and hold the Reset button for...
Page 12 - Chapter 2. Connecting the Modem Router; Installation Environment; The Router can be placed on a shelf or desktop.
TD-8840T ADSL2+ Modem Router User Guide 6 Chapter 2. Connecting the Modem Router 2.1 Installation Environment ¾ The Product should not be located where it will be exposed to moisture or excessive heat. ¾ Place the Router in a location where it can be connected to the various devices as well as to a ...
Page 13 - Connecting the Modem Router
TD-8840T ADSL2+ Modem Router User Guide 7 2.2 Connecting the Modem Router Before installing the device, please make sure your broadband service provided by your ISP is available. If there is any problem, please contact your ISP. Before cable connection, cut off the power supply and keep your hands d...
Page 14 - Chapter 3. Quick Installation Guide; Configuring the PC; Click the; Start; menu on your desktop, right click; My Network Places; Right click; Local Area Connection
TD-8840T ADSL2+ Modem Router User Guide 8 Chapter 3. Quick Installation Guide 3.1 Configuring the PC After you directly connect your PC to the Modem Router or connect your adapter to a Hub/Switch which has connected to the Modem Router, you need to configure your PC’s IP address. Follow the steps be...
Page 15 - Select; General; , and then click the; Properties
TD-8840T ADSL2+ Modem Router User Guide 9 Figure 3-2 Step 3: Select General tab, highlight Internet Protocol (TCP/IP) , and then click the Properties button. Figure 3-3
Page 16 - Configure the IP address as Figure 3-4 shows. After that, click
TD-8840T ADSL2+ Modem Router User Guide 10 Step 4: Configure the IP address as Figure 3-4 shows. After that, click OK . Figure 3-4 ) Note: You can configure the PC to get an IP address automatically, select “Obtain an IP address automatically” and “Obtain DNS server address automatically” in the scr...
Page 17 - You can check it following the steps below:; ) Is the connection between your PC and the Modem Router correct?; for the; OK; button or press the; Enter
TD-8840T ADSL2+ Modem Router User Guide 11 If the result displayed is similar to the screen shown below, it means that your PC has not connected to the Modem Router. Figure 3-6 You can check it following the steps below: 1) Is the connection between your PC and the Modem Router correct? The LEDs of ...
Page 18 - which are needed for PPP connections.; Tools; menu; Internet Options; , in the screen that; menu to access; Quick Setup
TD-8840T ADSL2+ Modem Router User Guide 12 Figure 3-8 ) Note: 1) Do not mix up the user name and password with your ADSL account user name and password which are needed for PPP connections. 2) If the above screen does not pop up, it means that your Web-browser has been set to a proxy. Go to Tools me...
Page 19 - Click
TD-8840T ADSL2+ Modem Router User Guide 13 Figure 3-9 3. Change the VPI or VCI values which are used to define a unique path for your connection. If you have been given specific settings for this to configuration, type in the correct values assigned by your ISP. Click Next . Figure 3-10 4. Here we s...
Page 20 - to modify or click the; Save; button to make the configuration take effect.; Complete; screen below, click; Finish; to complete these settings.
TD-8840T ADSL2+ Modem Router User Guide 14 Figure 3-11 5. On this page, please confirm all parameters. Click Previous to modify or click the Save button to make the configuration take effect. Figure 3-12 6. You will see the Complete screen below, click Finish to complete these settings. Figure 3-13
Page 21 - Chapter 4. Configuring the Modem Router; Choose “; Status; ”, you can see the corresponding information about; Device Information; LAN
TD-8840T ADSL2+ Modem Router User Guide 15 Chapter 4. Configuring the Modem Router This chapter will show each Web page's key function and the configuration way. 4.1 Login After your successful login, you will see the fifteen main menus on the left of the Web-based utility. On the right, there are t...
Page 22 - Please refer to Section; Network; you will be able to configure the corresponding function.
TD-8840T ADSL2+ Modem Router User Guide 16 Figure 4-1 4.3 Quick Setup Please refer to Section 3.2 Login . 4.4 Network Choose “ Network ”, there are many submenus under the main menu. Click any one of them, and you will be able to configure the corresponding function.
Page 23 - ”, and you will see the WAN Port Information Table in the; Add
TD-8840T ADSL2+ Modem Router User Guide 17 4.4.1 WAN Settings Choose “ Network ” Æ “ WAN Settings ”, and you will see the WAN Port Information Table in the screen similar to Figure 4-2, which describes the WAN port settings and the relevant manipulation to each interface. There are five different co...
Page 26 - select a WAN Interface from the drop-down list as the IPv4 default
TD-8840T ADSL2+ Modem Router User Guide 20 ¾ Default Gateway: select a WAN Interface from the drop-down list as the IPv4 default gateway. ¾ MTU (bytes): Maximum Transmission Unit Size. Check this box then you can change the MTU size. The default MTU value is 1500 Bytes. It is not recommended that yo...
Page 31 - After you finish the Internet configuration, please click; to make the settings take effect.; ”, you can view all the current groups on this page
TD-8840T ADSL2+ Modem Router User Guide 25 Figure 4-9 ) Note: After you finish the Internet configuration, please click Save to make the settings take effect. 4.4.2 Interface Grouping Choose “ Network ” Æ “ Interface Grouping ”, you can view all the current groups on this page (shown in Figure 4-10)...
Page 37 - , the DHCP function will not take effect.
TD-8840T ADSL2+ Modem Router User Guide 31 ) Note: 1) To use the DHCP server function of the Modem Router, you must configure all computers on the LAN as "Obtain an IP Address automatically". 2) You have to disable NAT of the WAN connections, or the DHCP Relay may not take effect. 3) If you ...
Page 43 - page to be any other value except 80 such as 8080.
TD-8840T ADSL2+ Modem Router User Guide 37 5. Select the protocol used for this application in the Protocol drop-down list, either TCP , UDP , or All . 6. Select the Enabled option in the Status drop-down list. Click the Save button. Figure 4-27 ) Note: It is possible that you have a computer or ser...
Page 45 - hosts on the LAN will be refused.; Open Ports; ranges cannot overlap each other.
TD-8840T ADSL2+ Modem Router User Guide 39 ¾ Open Protocol : The protocol used for Incoming Port , either TCP , UDP , or ALL (all protocols supported by the Modem Router). ¾ Status : The status of this entry, Enabled means the Port Triggering entry is enabled. ¾ Modify : To modify or delete an exist...
Page 53 - Dos Protection will take effect only when the; Traffic Statistics; in “; System Tool
TD-8840T ADSL2+ Modem Router User Guide 47 Figure 4-42 ¾ DoS protection - Denial of Service protection. Check the Enable or Disable button to enable or disable the DoS protection function. Only when it is enabled, will the flood filters be enabled. ) Note: Dos Protection will take effect only when t...
Page 54 - Bandwidth Control
TD-8840T ADSL2+ Modem Router User Guide 48 4.10 Bandwidth Control Choose menu “ Bandwidth Control ”, and then you can configure the Upstream Bandwidth and Downstream Bandwidth in the next screen. The values you configure should be less than 100000Kbps. For optimal control of the bandwidth, please se...
Page 61 - This box displays the information about
TD-8840T ADSL2+ Modem Router User Guide 55 Figure 4-53 ¾ Current User Status: This box displays the information about User Type , User Name , Host IP Address and Host MAC Address . ¾ Account Management: Here you can set the account user information about Old Password , New User Name , New Password a...
Page 64 - All changed settings will be lost when defaults are restored.
TD-8840T ADSL2+ Modem Router User Guide 58 Figure 4-57 Click the Restore button to reset all configuration settings to their default values. • The default User Name : admin • The default Password : admin • The default Subnet Mask : 255.255.255.0 ) Note: All changed settings will be lost when default...
Page 65 - Loss of power during the upgrade could damage the Modem Router.; System Tools
TD-8840T ADSL2+ Modem Router User Guide 59 There is no need to upgrade the firmware unless the new firmware has a new feature you want to use. However, when experiencing problems caused by the Modem Router rather than the configuration, you can try to upgrade the firmware. 2) When you upgrade the Mo...
Page 67 - Appendix A: Specifications
TD-8840T ADSL2+ Modem Router User Guide 61 Appendix A: Specifications General Standards and Protocols ANSI T1.413, ITU G.992.1, ITU G.992.2, ITU G.992.3, ITU G.992.5, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.3, IEEE 802.3u, TCP/IP, PPPoA, PPPoE, SNTP, HTTP, DHCP, ICMP, NAT Safety & Emi...
Page 68 - Appendix B: Troubleshooting; Note; T2. What can I do if I don’t know or forget my password?
TD-8840T ADSL2+ Modem Router User Guide 62 Appendix B: Troubleshooting T1. How do I restore my Modem Router’s configuration to its factory default settings? With the Modem Router powered on, press and hold the RESET button on the rear panel for 8 to 10 seconds before releasing it. ) Note : Once the ...
Page 71 - Go to
TD-8840T ADSL2+ Modem Router User Guide 65 For Windows Vista OS Go to Start > Settings > Control Panel , and then you will see the following page. Click View network status and tasks Click View status Click Properties
Page 74 - Obtain DNS; Obtain an IP
TD-8840T ADSL2+ Modem Router User Guide 68 Double-click Internet Protocol Version 4 (TCP/IPv4) Click OK Select Obtain DNS server address automatically Select Obtain an IP address automatically
Page 75 - T4. What can I do if I cannot access the Internet?
TD-8840T ADSL2+ Modem Router User Guide 69 2) Configure your IE browser Open your IE browser, click Tools tab and you will see the following screen. Click Internet Options Click OK Select Never dial a connection Now, try to log on to the Web-based configuration page again after the above settings ha...
Page 77 - Appendix C: Technical Support; Technical Support
TD-8840T ADSL2+ Modem Router User Guide 71 Appendix C: Technical Support Technical Support For more troubleshooting help, go to: www.tp-link.com/support/faq.asp To download the latest Firmware, Driver, Utility and User Guide, go to: www.tp-link.com/support/download.asp For all other technical ...
