TP-Link TD851W User Manual

TP-Link TD851W User Manual

150mbps wireless n adsl2+ modem router

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TD851W
150Mbps Wireless N ADSL2+ Modem Router
Rev: 2.0.0
1910010501

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Summary of Contents for TP-Link TD851W

  • Page 1 TD851W 150Mbps Wireless N ADSL2+ Modem Router Rev: 2.0.0 1910010501...
  • Page 2 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 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 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 National Restrictions This device is intended for home and office use in all EU countries (and other countries following the EU directive 1999/5/EC) without any limitation except for the countries mentioned below: Country Restriction Reason/remark General authorization required for outdoor use and Bulgaria None public service...
  • Page 5 TP-LINK TECHNOLOGIES CO., LTD DECLARATION OF CONFORMITY For the following equipment: Product Description: 150Mbps Wireless N ADSL2+ Modem Router Model No.: TD851W Trademark: TP-LINK We declare under our own responsibility that the above products satisfy all the technical regulations applicable to the product within the scope of Council Directives:...
  • Page 6: Table Of Contents

    CONTENTS Package Contents ....................1 Chapter 1 Introduction ..................2 Product Overview ..................2 Main Features ..................2 Conventions ..................3 Chapter 2 Hardware Installation ................4 The Front Panel..................4 The Back Panel ..................5 Installation Environment ................6 Connecting the Router................6 Chapter 3 Quick Installation Guide ..............8 Configure PC ..................8 Login....................11 Chapter 4...
  • Page 7 Maintenance..................56 4.6.1 Administration ..................56 4.6.2 Time Zone....................57 4.6.3 Firmware ....................58 4.6.4 SysRestart ....................60 4.6.5 Diagnostics ....................61 Help .....................62 Appendix A: Specifications ................... 64 Appendix B: Troubleshooting ................65 Appendix C: Technical Support ................75...
  • Page 8: Package Contents

    150Mbps Wireless N ADSL2+ Modem Router User Guide Package Contents The following contents should be found in your package: One TD851W 150Mbps Wireless N ADSL2+ Modem Router One Power Adapter for TD851W ADSL2+ Router Quick Installation Guide One RJ45 cable...
  • Page 9: Chapter 1 Introduction

    ADSL Internet connection for a private Ethernet or IEEE 802.11n/ IEEE 802.11g/ IEEE 802.11b wireless network. The TD851W 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 10: Conventions

    Provides 64/128-bit WEP encryption security and wireless LAN ACL (Access Control List). 1.3 Conventions The Router or device mentioned in this User Guide stands for TD851W 150Mbps Wireless N ADSL2+ Modem Router without any explanations. Parameters provided in the pictures are just references for setting up the product, which may differ...
  • Page 11: Chapter 2 Hardware Installation

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Chapter 2 Hardware Installation 2.1 The Front Panel Figure 2-1 The LEDs, locating on the front panel, indicates the device’s working status. For details, please refer to LED Explanation. LED Explanation:...
  • Page 12: The Back Panel

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Name Status Indication A wireless device has been successfully added to the network by WPS Flash function. WPS handshaking is in process and will continue for about 2 minutes. Please press the WPS button on other wireless devices that you want to add to the network while the LED is flashing.
  • Page 13: Installation Environment

    Plug one end of the twisted-pair ADSL cable into the ADSL LINE port on the rear panel of TD851W. Connect the other end to the MODEM port of the external splitter. Step 2: Connect the Ethernet cable. Attach one end of a network cable to your computer’s Ethernet port or a regular hub/switch port, and the other end to the LAN port on the TD851W.
  • Page 14 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Step 4: Attach the power adapter. Connect the power adapter to the power connector on the rear of the device and plug in the adapter to a wall outlet or power extension, and then power on the device.
  • Page 15: Chapter 3 Quick Installation Guide

    Chapter 3 Quick Installation Guide 3.1 Configure PC After you directly connect your PC to the TD851W 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 16 TD851W 150Mbps Wireless N ADSL2+ Modem 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 17 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide 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”...
  • Page 18: Login

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 3-6 You can check it following the steps below: Is the connection between your PC and the Router correct? The LEDs of LAN port which you link to the device and the LEDs on your PC's adapter should be lit.
  • Page 19 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Step 1: Select the Quick Start tab, then click RUN WIZARD, and you will see the next screen. Click the NEXT button. Figure 3-8 Step 2: Configure the time for the Router, and then click the NEXT button.
  • Page 20 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Step 4: Configure the following options provided by your ISP: Username, Password, VPI, VCI and Connection Type. Then click NEXT. Figure 3-11 Step 5: Configure the rules for the WLAN, and click NEXT.
  • Page 21 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 3-13 Step 7: Click CLOSE to complete. Figure 3-14...
  • Page 22: Chapter 4 Software Configuration

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Chapter 4 Software Configuration This User Guide recommends using the “Quick Installation Guide” for first-time installation. For advanced users, if you want to know more about this device and make use of its functions adequately, maybe you will get help from this chapter to configure the advanced settings through the Web-based Utility.
  • Page 23: Quick Start

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-2 Note: Click the other submenus System Log or Statistics in Figure 4-2, and you will be able to view the system log and traffic statistics about the Router. 4.2 Quick Start Please refer to Login.
  • Page 24: Internet

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Click any of them, and you will be able to configure the corresponding function. 4.3.1 Internet Back to LED Explanation Choose “Interface Setup→Internet” menu, you can configure the parameters for WAN ports in the next screen (shown in Figure 4-4).
  • Page 25 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide types are all controlled by the parameters specified below, including PCR (Peak Cell Rate), SCR (Sustained Cell Rate) and MBS (Maximum Burst Size), please configure them according your needs. Encapsulation: There are four connection types: Dynamic IP Address, Static IP Address, PPPoA/PPPoE and Bridge Mode.
  • Page 26 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide disable it. MAC Spoofing: Enable the MAC Spoofing, and enter a MAC address to configure the WAN port. It makes your inside network appear as a device with this MAC address to the outside world.
  • Page 27 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-7 Servicename: Enter a name to mark current connection, or you can leave it blank. Username: Enter your username for your PPPoA/PPPoE connection. Password: Enter your password for your PPPoA/PPPoE connection.
  • Page 28: Lan

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide world. Bridge Mode If you select this type of connection, the modem can be configured to act as a bridging device between your LAN and your ISP. Bridges are devices that enable two or more networks to communicate as if they are two segments of the same physical LAN.
  • Page 29 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-9 Router Local IP: These are the IP settings of the LAN interface for the device. These settings may be referred to as Private settings. You may change the LAN IP address if needed. The LAN IP address is private to your internal network and cannot be seen on the Internet.
  • Page 30 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide DHCP Server: Select Enabled, then you will see the screen below (shown in Figure 4-10). The Router will work as a DHCP Server; it becomes the default gateway for DHCP client connected to it.
  • Page 31: Wireless

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide server on the LAN port, and make sure the routing table has the correct routing entry. Figure 4-11 • DHCP Server IP for Relay Agent: Enter the DHCP server IP Address runs on WAN side.
  • Page 32 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-12...
  • Page 33 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Access Point Settings: These are the settings of the access point. You can configure the rules to allow wireless-equipped computers and other devices to communicate with a wireless network. • Access Point: Select Activated to allow wireless station to associate with the access point.
  • Page 34 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide • Broadcast SSID: When wireless clients survey the local area for wireless networks to associate with, they will detect the SSID broadcast by the Router. To broadcast the Router’s SSID, keep the default setting. If you don’t want to broadcast the Router’s SSID, select “No”.
  • Page 35 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-14 WEP-128Bits To configure WEP-128Bits settings, select the WEP-128Bits option from the drop-down list. The menu will change to offer the appropriate settings. 128-bit is stronger than 64-bit. Figure 4-15 WPA-PSK To configure WPA-PSK settings, select the WPA-PSK option from the drop-down list.
  • Page 36 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Encryption: Select the encryption you want to use: TKIP or AES (AES is an encryption method stronger than TKIP). • TKIP (Temporal Key Integrity Protocol) - a wireless encryption protocol that provides dynamic encryption keys for each packet transmitted.
  • Page 37 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide WPS Settings: WPS can help you to add a new wireless device to an existing network quickly. This section will guide you how to use WPS function. • WPS state: Display the current WPS state.
  • Page 38 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Step 3: Wait for a while until the next screen appears. Click Finish to complete the WPS configuration. The WPS Configuration Screen of Wireless Adapter Method Two: Step 1: Press the WPS button on the back panel of the Router or click Start WPS button in Figure 4-19.
  • Page 39 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide The WPS Configuration Screen of Wireless Adapter Step 3: Wait for a while until the next screen appears. Click Finish to complete the WPS configuration. The WPS Configuration Screen of Wireless Adapter...
  • Page 40 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-20 Method One: Enter the PIN into my Router Step 1: For the configuration of the wireless adapter, please choose “Enter a PIN into my access point or a registrar” in the configuration utility of the WPS, and get the PIN code on the screen as below, then click Next.
  • Page 41 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-21 Method Two: Enter the PIN from my Router Step 1: Get the Current PIN code of the Router from AP self PIN code in Figure 4-21 (each Router has its unique PIN code. Here takes the PIN code 00745659 of this Router for example).
  • Page 42: Advanced Setup

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide • SSID: Wireless network name shared among all points in a wireless network. The SSID must be identical for all devices in the wireless network. It is case-sensitive and must not exceed 32 characters (use any of the characters on the keyboard).
  • Page 43: Routing

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Firewall: Select this option can automatically detect and block Denial of Service (DoS) attacks, such as Ping of Death, SYN Flood, Port Scan and Land Attack. SPI: If you enable SPI, all traffics initiated from WAN would be blocked, including DMZ, Virtual Server, and ACL WAN side.
  • Page 44: Nat

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide included in RIP broadcasts. 4.4.3 NAT Choose “Advanced Setup→NAT” menu, you can set up the NAT (Network Address Translation) function for the Router (shown in Figure 4-26). Figure 4-26 Virtual Circuit: Enter Virtual Circuit Index that you plan to set up for the NAT function.
  • Page 45 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide DMZ Host IP Address: Enter the specified IP Address for DMZ host on the LAN side. Virtual Server Choose “Advanced Setup→NAT→Virtual Server” in Figure 4-26, you can configure the Virtual Server in the next screen.
  • Page 46 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Step 2: Select the Rule index for the rule as shown in Figure 4-28. Step 3: Select the application you want from drop-down list, then the protocol and port number will be added to the corresponding field automatically, you only need to configure the IP address for the virtual server;...
  • Page 47: Qos

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Step 1: Select the “Virtual Circuit” and Multiple for the “Number of IPs”. Then select the tab IP Address Mapping (shown in Figure 4-26). Note: IP Address Mapping is only available for VCs with Multiple IPs.
  • Page 48 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-30 QoS: Select this option to Activate/Deactivate the IP QoS on different types (IP ToS and DiffServ). Summary: Click the QoS Settings Summary button to view the configurations of QoS.
  • Page 49: Vlan

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide • Source MAC & IP & Mask & Port Range: Enter the IP information about the Source host for the rule. • Protocol ID: Select one among TCP/UDP, TCP, UDP or ICMP protocols for the application.
  • Page 50 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-31 Assign VLAN PVID for each Interface Click Assign VLAN PVID for each Interface in Figure 4-31, you can assign the PVID for each interface in the next screen (shown in Figure 4-32).
  • Page 51: Adsl

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-33 VLAN Index: Select the VLAN index for this VC. You can specify 8 groups in maximum. VLAN ID: This indicates the VLAN group. ATM VCs: Select the ATM VCs as members of VLAN, and if you leave the Tagged blank, the tag in frames will be deleted when transmitted from the VC.
  • Page 52: Access Management

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-34 ADSL Mode: Select the ADSL operation mode which your ADSL connection uses. ADSL Type: Select the ADSL operation type which your ADSL connection uses. Bitswap Enable: Check this box to enable Bitswap.
  • Page 53: Filter

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-36 ACL: If Activated, the IP addresses which are contained in the Access Control List can access to the Router. If Deactivated, all IP addresses can access to the Router.
  • Page 54 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-37 Filter Type Selection: Select the filter type for the configuration below. IP/MAC Filter Set Index: Select the Set index for the IP Filter entry. This index can match with six IP / MAC Filter Rule Indexes.
  • Page 55 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Note: Incoming means that IP traffic which is coming into the Router, and the Outgoing means that IP traffic which is going out the Router. IP/MAC Filter Rule Index: Select the Rule index for the IP Filter entry.
  • Page 56 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Note: If you want to make the rule take effect, please select to active the rule. Step 3: Enter the “Source IP Address”, “Destination IP Address”, “Subnet Mask” and “Port Number” in the corresponding field.
  • Page 57 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide then click the DELETE button to delete the entry. 4.5.2.2 MAC Filter Select IP/MAC Filter as the Filter type, and select MAC as the Rule type (shown in Figure 4-38), and then you can configure the filter rules based on MAC address.
  • Page 58 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Select the “MAC” as the Rule Type on the Filter screen Then you can configure the specific rule for the example. Step 2: Select the IP/MAC Filter Set Index and IP/MAC Filter Rule Index for the rule, then select the Interface “PVC0”, and select the Direction “Outgoing”...
  • Page 59 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-39 Filter Type Selection: Select the Application Filter for the next configuration. 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;...
  • Page 60 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-40 Filter Type Selection: Select the URL Filter for the next configuration. Active: Select “Yes” to make the rule to take effect. URL Index: Select the index for the URL Filter entry.
  • Page 61: Snmp

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide 4.5.3 SNMP Choose “Access Management→SNMP”, you can see the SNMP screen. The Simple Network Management Protocol (SNMP) is used for exchanging information between network devices. Figure 4-41 Get Community: Set the password for the incoming Get and Get next requests from the management station.
  • Page 62: Cwmp

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide 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. User also can decide to turn on DYNDNS Wildcard or not.
  • Page 63: Maintenance

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-44 CWMP: Select activate the CWMP function. URL: Enter the website of ACS which is provided by your ISP. User Name/Password: Enter the User Name and password to login the ACS server.
  • Page 64: Time Zone

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-46 Note: There is only one account that can access Web-Management interface. The default account is "admin", and the password is "admin". Admin has read/write access privilege. When you change the password, you should enter the new password twice, and then click SAVE to make the new password take effect.
  • Page 65: Firmware

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide 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 66 Figure 4-50 To upgrade the Router's firmware, follow these instructions below: Step 1: Download a more recent firmware upgrade file from the TP-LINK website (http://www.tp-link.com). Step 2: Type the path and file name of the update file into the “New Firmware Location” field. Or click the Browse…...
  • Page 67: Sysrestart

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-51 Step 2: Save the file as the appointed file (shown in Figure 4-52). Figure 4-52 To restore the Router’s settings: Step 1: Click the Browse… button to locate the update file for the device, or enter the exact path in “New Romfile Location”...
  • Page 68: Diagnostics

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-53 4.6.5 Diagnostics Choose “Maintenance→Diagnostics”, you can view the test results for the connectivity of the physical layer and protocol layer for both LAN and WAN sides in the screen (shown in Figure 4-54).
  • Page 69: Help

    150Mbps Wireless N ADSL2+ Modem Router User Guide IP Address/Domain Name: Type the destination IP address (such as 8.8.8.8) or Domain name (such as http://www.tp-link.com). If the result is similar to Figure 4-55, the connectivity of the Internet is fine.
  • Page 70 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Figure 4-57 Note: Click the tab, and you will be able to get the corresponding information.
  • Page 71: Appendix A: Specifications

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Appendix A: Specifications General ANSI T1.413, ITU G.992.1, ITU G.992.2, ITU G.992.3, ITU G.992.5 IEEE 802.11n, IEEE 802.11b, IEEE 802.11g ,IEEE 802.3, IEEE Standards and Protocols 802.3u, TCP/IP, PPPoA , PPPoE, SNTP, HTTP, DHCP, ICMP, Safety &...
  • Page 72: Appendix B: Troubleshooting

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Appendix B: Troubleshooting 1. How do I restore my Router’s configuration to its factory default settings? With the Router powered on, press and hold the RESET button on the rear panel for 8 to 10 seconds before releasing it.
  • Page 73 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Click Network Connections Right-click Local Area Connection Click Properties...
  • Page 74 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Double-click Internet Protocol (TCP/IP) Select Obtain an IP address automatically Select Obtain DNS server address automatically Click OK...
  • Page 75 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Click OK...
  • Page 76 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide 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 77 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Double-click Internet Protocol Version 4 (TCP/IPv4) Select Obtain an IP address automatically Select Obtain DNS server address automatically Click OK...
  • Page 78 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide For Windows 7 OS Go to Start > Settings > Control Panel, and then you will see the following page. Click View network status and tasks Click Change adapter settings Right-click Local...
  • Page 79 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide Double-click Internet Protocol Version 4 (TCP/IPv4) Select Obtain an IP address automatically Select Obtain DNS server address automatically Click OK...
  • Page 80 TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide 2) Configure your IE browser Open your IE browser, click Tools tab and you will see the following screen. Click Internet Options Select Never dial a connection Click OK Now, try to log on to the Web-based configuration page again after the above settings have been configured.
  • Page 81 Router by following the instructions of this QIG. 5) Please feel free to contact our Technical Support if the problem still exists. Note: For more details about Troubleshooting and Technical Support contact information, please log on to our Technical Support Website: http://www.tp-link.com/support/Support.asp...
  • Page 82: Appendix C: Technical Support

    TD851W 150Mbps Wireless N ADSL2+ Modem Router User Guide 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 support, please contact us by using the following details: Global Australia &...

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