TP-Link TD-8840T User Manual
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TP-Link TD-8840T User Manual

4-port adsl2/2+ ethernet router
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TD-8840T
4-port ADSL2/2+ Ethernet Router
Rev: 1.1.2
1910010058

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Summary of Contents for TP-Link TD-8840T

  • Page 1 TD-8840T 4-port ADSL2/2+ Ethernet Router Rev: 1.1.2 1910010058...
  • Page 2 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 or by any means or used to make any derivative such as translation, transformation, or adaptation without permission from TP-LINK TECHNOLOGIES CO., LTD.

  • Page 3: Fcc Statement

    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 pro-vide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not in-stalled and used in accordance with the instructions, may cause harmful interference to radio communications.

  • Page 4: Package Contents

    Conventions The Router or TD-8840T, or device mentioned in this User guide stands for TD-8840T 4-port ADSL2/2+ Ethernet Router without any explanations. Parameters provided in the pictures are just references for setting up the product, which may differ from the actual situation.

  • Page 5: Table Of Contents

    Main Features ... 1 Chapter 2. Hardware Installation ... 3 The Front Panel ... 3 The Back Panel... 3 Installation Environment ... 4 Connecting the Router ... 4 Chapter 3. Quick Installation Guide ... 6 Configure PC... 6 Login ... 9 Chapter 4.
  • Page 6 4.6.5 Diagnostic...48 Help... 48 Appendix A: Specification... 50...

  • Page 7: Chapter 1. Introduction

    ADSL Internet connection for a private Ethernet network. The TD-8840T connects to an Ethernet LAN or computers via standard Ethernet ports. The ADSL connection is made using ordinary telephone line with standard connectors. Multiple workstations can be networked and connected to the Internet using a single Wide Area Network (WAN) interface and single global IP address.
  • Page 8 TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Built-in DHCP server. Built-in firewall, supports IP/MAC filter, Application filter and URL filter. Supports Virtual Server, DMZ host and IP Address Mapping. Supports Dynamic DNS, UPnP and Static Routing. Supports system log and flow Statistics.

  • Page 9: Chapter 2. Hardware Installation

    Chapter 2. Hardware Installation 2.1 The Front Panel The Router’s LEDs are located on the front panel (View from left to right). For details, please refer to LED Explanation. LED Explanation: Name Status Power Slow flash ADSL Quick flash Flash...

  • Page 10: Installation Environment

    Method one: Plug one end of the twisted-pair ADSL cable into the ADSL LINE port on the rear panel of TD-8840T, and insert the other end into the wall socket. Method two：You can use a separate splitter. External splitter can divide the data and voice, and then you can access the Internet and make calls at the same time.
  • Page 11 TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Figure 2-3...

  • Page 12: Chapter 3. Quick Installation Guide

    Chapter 3. Quick Installation Guide 3.1 Configure PC After you directly connect your PC to the TD-8840T or connect your adapter to a Hub/Switch which has connected to the Router, you need to configure your PC’s IP address. Follow the steps below to configure it.
  • Page 13 TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Figure 3-2 Step 3: Select General tab, highlight Internet Protocol (TCP/IP), and then click the Properties button. Figure 3-3...
  • Page 14 192.168.1.1 on the next screen, and then press Enter. If the result displayed is similar to the screen below, the connection between your PC and the Router has been established. TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Figure 3-4...

  • Page 15: Login

    Once your host PC is properly configured, please proceed as follows to use the Web-based Utility: Start your web browser and type the private IP address of the Router in the URL field: 192.168.1.1. After that, you will see the screen shown below, enter the default User Name admin and the default Password admin, and then click OK to access to the Quick Setup screen.
  • Page 16 Step 2: Change the login password in the next screen, and then click the NEXT button. Step 3: Configure the time for the Router, and then click the NEXT button. Step 4: Select the connection type to connect to the ISP (We select PPPoE/PPPoA mode for example here), and then click the NEXT button.
  • Page 17 TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Figure 3-11 Step 5: Configure the following options provided by your ISP: Username, Password, VPI, VCI and Connection Type. Then click Next. Figure 3-12 Note: If the PVC uses the same VPI/VCI as the default PVCs in factory configuration, you will have an Error Message “...
  • Page 18 TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Step 6: Click NEXT to finish the Quick Start. Figure 3-13...

  • Page 19: Chapter 4. Software Configuration

    Click any of them, and you will be able to configure the corresponding function. Figure 4-1 Choose “Status→Device Info” menu, and you will be able to view the device information, including LAN, WAN and ADSL. The information will vary depending on the settings of the Router configured on the Interface Setup screen.

  • Page 20: Quick Start

    Note: Click the other submenus System Log or Statistics in Figure 4-2, you will be able to view the system log and traffic statistics about the Router. 4.2 Quick Start Please refer to " 3.2: Login". 4.3 Interface Setup Choose “Interface Setup”, you can see the next submenus: Internet and LAN.

  • Page 21: Internet

    8 VCs on different encapsulations, if you apply 8 different virtual circuits from your ISP. You need to activate the VC to take effect. For PVCs management, you can use ATM QoS to TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide...
  • Page 22 Default Route: If enable this function, the current PVC will be considered as the default gateway to internet from this device. TCP MTU Option: Enter the TCP MTU as your desire. TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Figure 4-5...
  • Page 23 Each IP address entered in the fields must be in the appropriate IP form, which is four IP octets separated by a dot (x.x.x.x), such as 192.168.1.100. The Router will not accept the IP address if it is not in this format.
  • Page 24 Static/Dynamic IP Address: For PPPoE/PPPoA connection, you need to specify the public IP address for this ADSL Router. The IP address can be either dynamically (via DHCP) or given IP address provided by your ISP. For Static IP, you need to specify the IP address, Subnet Mask and Gateway IP address.

  • Page 25: Lan

    Choose “Interface Setup→LAN” menu, and you will see the LAN screen (shown in Figure 4-9). Please configure the parameters for LAN ports according to the descriptions below. Router Local IP: These are the IP settings of the LAN interface for the device. These TD-8840T...
  • Page 26 IN only means the ADLS router will only accept but will not send RIP packet. OUT only means the ADLS router will only send but will not accept RIP packet.
  • Page 27 Server gives out. Note: If Use Auto Discovered DNS Server Only is selected in DNS Relay, this router will accept the first received DNS assignment from one of the PPPoA, PPPoE or MER/DHCP enabled PVC(s) during the connection establishment. If Use User Discovered DNS Server Only is selected in DNS Relay, it is necessary for you to enter the primary and optional secondary DNS server IP addresses.

  • Page 28: Advanced Setup

    SPI: If you enable SPI, all traffics initiated from WAN would be blocked, including DMZ, Virtual Server, and ACL WAN side. 4.4.2 Routing Choose “Advanced Setup→Routing” menu, and you will see the routing information in the next screen (shown in Figure 4-14). TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Figure 4-12 Figure 4-13...

  • Page 29: Nat

    Gateway IP Address: Enter the IP address of the gateway. The gateway is an immediate neighbor of your ADSL Router that will forward the packet to the destination. On the LAN, the gateway must be a router on the same segment as your Router; over Internet (WAN), the gateway must be the IP address of one of the remote nodes.
  • Page 30 DMZ Host IP Address: Enter the specified IP Address for DMZ host on the LAN side. 4.4.3.2. Virtual Server Choose “Advanced Setup→NAT→Virtual Server” in Figure 4-16, you can configure the Virtual Server in the next screen. TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Figure 4-16 Figure 4-17...
  • Page 31 Enter the index of assigned entry, click the DELETE button to delete the entry. Click the Back button to return to the previous screen. Click the CANCEL button to cancel the configuration which is made just now. TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Figure 4-18...
  • Page 32 IP address and Public End IP is the ending public IP address. If you have a dynamic IP, enter 0.0.0.0 as the Public Start IP. Address Mapping List: This displays the information about the Mapping addresses. TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Figure 4-19...

  • Page 33: Qos

    Choose “Advanced Setup→QoS”, you can configure the QoS in the next screen. QoS helps to prioritize data as it enters your router. By attaching special identification marks or headers to incoming packets, QoS determines which queue the packets enter, based priority. This is useful when there are certain types of data you want to give higher priority, such as voice data packets give higher priority than Web data packets.
  • Page 34 QoS: Select this option to Activate/Deactivate the IP QoS on different types (IP ToS and DiffServ). Summary: Click the button to view the configurations of QoS. Rule: Configure the rules for QoS. If the traffic complies with the rule, then the Router will take the corresponding action to deal with it. •...

  • Page 35: Vlan

    IP Precedence Range: Enter the IP precedence range that the Router takes to differentiate the traffic. • Type of Service: Select the type of service that the Router takes to deal with the traffic. • 802.1p: Select the priority range for the rule.
  • Page 36 (frames with null (0) VID) received on this port. Define VLAN Group Click Define VLAN Group in Figure 4-22, you can define VLAN groups in the next screen (shown in Figure 4-24). TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Figure 4-22 Figure 4-23...

  • Page 37: Adsl

    The ADSL feature can be selected when you meet the physical connection problem. Please check the proper settings with your Internet service provider. ADSL Mode: Select the ADSL operation mode which your ADSL connection uses. TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Figure 4-24...

  • Page 38: Access Management

    4.5.1 ACL Choose “Access Management→ACL”, you can see the next screen (shown in Figure 4-27). You can specify the client to access the ADSL Router once setting his IP as a Secure IP Address through selected applications. ACL: If Activated, the IP addresses which are contained in the Access Control List can access to the Router.

  • Page 39: Filter

    TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Access Control of Listing: This displays the information about the ACL Rules. 4.5.2 Filter Choose “Access Management→Filter”, you can see the Filter screen (the default is IP/MAC Filter screen shown in ). The filtering feature includes IP/MAC Filter, Application Filter, URL Filter.
  • Page 40 IPs (Source IP Address and Destination IP Address). If select LAN as a interface, the filter will match the IP traffic of LAN port with specified IPs. Direction: Select the direction for this IP Filter rule. There are three filtering directions: Both, Incoming, Outgoing. TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Figure 4-28...
  • Page 41 Rule Unmatched: If the current rule can not match, and you select Forward, the router will skip the rule and transmit directly. If you select Next, the router will find the next filter rule (show in Filter list) to match.
  • Page 42 Select the IP / MAC Filter Set Index and IP/MAC Filter Rule Index to view or modify the entry. Select the IP / MAC Filter Set Index and IP/MAC Filter Rule Index to locate the specific rule, and then click the DELETE button to delete the entry. TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide...
  • Page 43 Rule Unmatched: If the current rule can not match, and you select Forward, the router will skip the rule and transmit directly. If you select Next, the router will find the next filter rule (show in Filter list) to match.
  • Page 44 DELETE button to delete the entry. 4.5.2.3. Application Filter Select Application Filter as the Filter type (shown in Figure 4-30), then you can configure the filter rules based on application. TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide...
  • Page 45 Application Filter: Activate or deactivate the function. ICQ & MSN & YMSG & Real Audio/Video: Select Allow or Deny for these applications. If you select Allow, the Router will accept the application; if you select Deny, the Router will forbid the application.
  • Page 46 Other operations for the entries as shown in Figure 4-31: Select the URL Index to view or modify the entry. Select the URL Index to locate the specific rule, and then click the DELETE button to delete the entry. TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Figure 4-31...

  • Page 47: Snmp

    Auto-Configure: If you activate the function, then the UPnP network devices can automatically configure network addressing, announce their presence in the network to other UPnP devices and enable exchange of simple product and service descriptions. TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Figure 4-32...

  • Page 48: Ddns

    Choose “Access Management→DDNS”, you can configure the DDNS function in the screen (shown in Figure 4-34). The router offers a Dynamic Domain Name System (DDNS) feature. The feature lets you use a static host name with a dynamic IP address. User should type the host name, user name and password assigned to your ADSL Router by your Dynamic DNS provider.

  • Page 49: Maintenance

    Click any of them, and you will be able to configure the corresponding function. 4.6.1 Administration Choose “Maintenance→Administration”, you can set new password for admin in the screen (shown in Figure 4-37). TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Figure 4-35 Figure 4-36...

  • Page 50: Time Zone

    NTP server is set, you will only need to set the time zone. If PC’s Clock is selected, the device will get the PC’s Clock by way of the system time. NTP Server automatically Select NTP Server automatically as the Synchronize time, you only need to set the time zone. TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Figure 4-37...
  • Page 51 The ADSL Router built-in some NTP Servers, when the Router connects to the Internet, the Router will get the system time automatically from the NTP Server. You can also configure the NTP Server address manually, and then the Router will get the time from the specific Server firstly. PC’s Clock Select PC’s Clock as the Synchronize time, you don’t need to set any items.

  • Page 52: Firmware

    4.6.3 Firmware Choose “Maintenance→Firmware”, you can upgrade the firmware of the Router in the screen (shown in Figure 4-41). Make sure the firmware or romfile you want to use is on the local hard drive of the computer. Click Browse to find the local hard drive and locate the firmware or romfile to be used for upgrade.
  • Page 53 When you upgrade the router's firmware, you may lose its current configurations, so please back up the router’s current settings before you upgrade its firmware. Do not turn off the router or press the Reset button while the firmware is being upgraded. The router will reboot after the upgrading has been finished.

  • Page 54: System Restart

    LAN and WAN sides in the screen (shown in Figure 4-45). 4.7 Help Choose “Help”, you can view the help information for configuration of any function. TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Figure 4-44...
  • Page 55 TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide Figure 4-46 Note: Click the tab, and you will be able to get the corresponding information.
  • Page 56 Internet Explorer 5.0 or later, Netscape Navigator 6.0 or later System Requirement Working Temperature 0℃ ~ 40℃ Working Humidity 10% ~ 90% RH (non-condensing) Storage Temperature -40℃ ~ 70℃ Storage Humidity 5% ~ 90% RH (non-condensing) TD-8840T 4-port ADSL2/2+ Ethernet Router User Guide General Physical and Environment...

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