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D-Link DIR-842 User Manual
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D-Link DIR-842 User Manual

Ac1200 wave 2 mu-mimo wi-fi gigabit router
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User Manual
DIR-842
AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router
January 2021

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Summary of Contents for D-Link DIR-842

  • Page 1 User Manual DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router January 2021...

  • Page 2: Table Of Contents

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router User Manual Contents Chapter 1. Introduction.........5 Contents and Audience............5 Conventions..............5 Document Structure............5 Chapter 2. Overview..........6 General Information............6 Specifications..............8 Product Appearance............14 Upper Panel..............14 Back and Bottom Panels...........16 Delivery Package............18 Chapter 3. Installation and Connection......19 Before You Begin............19...
  • Page 3 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router User Manual Statistics..............68 Network Statistics............68 DHCP..............69 Routing Table............70 Clients and Sessions.............71 Port Statistics............72 Multicast Groups............73 Connections Setup............74 WAN..............74 Creating Dynamic IPv4 or Static IPv4 WAN Connection....76 Creating Dynamic IPv6 or Static IPv6 WAN Connection....80 Creating PPPoE WAN Connection..........84...
  • Page 4 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router User Manual System..............185 Configuration............186 Firmware Update............188 Local Update............189 Remote Update............190 Log..............191 Ping..............194 Traceroute..............196 Telnet..............198 System Time.............199 Yandex.DNS..............201 Settings..............201 Devices and Rules............203 Chapter 5. Operation Guidelines.......205 Safety Rules and Conditions..........205 Wireless Installation Considerations........206 Chapter 6.

  • Page 5: Chapter 1. Introduction

    Chapter 2 gives an overview of the router's hardware and software features, describes its appearance and the package contents. Chapter 3 explains how to install the router DIR-842 and configure a PC in order to access its web- based interface.

  • Page 6: Chapter 2. Overview

    Also you are able to connect the wireless router DIR-842 to a cable or DSL modem or to a private Ethernet line and use a high-speed Internet connection to successfully fulfill a wide range of professional tasks.
  • Page 7 Overview User Manual The configuration wizard allows you to quickly switch DIR-842 to one of the following modes: router (for connection to a wired or wireless ISP), access point, repeater, or client, and then configure all needed setting for operation in the selected mode in several simple steps.

  • Page 8: Specifications

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Overview User Manual Specifications Hardware Processor · RTL8197FS (1GHz) · 64MB, DDR2, built in processor Flash · 8MB, SPI Interfaces · 10/100/1000BASE-T WAN port · 4 10/100/1000BASE-T LAN ports LEDs · Power ·...
  • Page 9 Local and remote access to settings through TELNET/WEB (HTTP/HTTPS) · Multilingual web-based interface for configuration and management · Support of D-Link Assistant application for Android and iPhone smartphones · Notification on connection problems and auto redirect to settings · Firmware update via web-based interface ·...
  • Page 10 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Overview User Manual Wireless Module Parameters Frequency range · 2400 ~ 2483.5MHz · 5150 ~ 5350MHz The frequency range depends upon the · radio frequency regulations applied in your 5650 ~ 5850MHz...
  • Page 11 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Overview User Manual Wireless Module Parameters · 802.11ac (typical at room temperature 25 °C) VHT20 14dBm at MCS0~4 13dBm at MCS5 12dBm at MCS6 11dBm at MCS7/8 VHT40 14dBm at MCS0~2 13dBm at MCS3~4...
  • Page 12 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Overview User Manual Wireless Module Parameters 5GHz, HT20 -82dBm at MCS0 -79dBm at MCS1 -77dBm at MCS2 -74dBm at MCS3 -70dBm at MCS4 -66dBm at MCS5 -65dBm at MCS6 -64dBm at MCS7...
  • Page 13 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Overview User Manual Physical Parameters Dimensions (L x W x H) · 205 x 136 x 44 mm (8.07 x 5.35 x 1.73 in) Operating Environment Power · Output: 12V DC, 1A Temperature ·...

  • Page 14: Product Appearance

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Overview User Manual Product Appearance Upper Panel Figure 1. Upper panel view. Mode Description The router is powered on. Solid green Power The router is powered off. No light The WAN cable is connected to the port.
  • Page 15 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Overview User Manual Mode Description A device (computer) is connected to the relevant port, Solid green the connection is on. Data transfer through the relevant LAN port. When the router is being loaded, the LEDs are blinking LAN 1-4 one at a time.

  • Page 16: Back And Bottom Panels

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Overview User Manual Back and Bottom Panels Figure 2. Back panel view. Port Description A button to enable/disable wireless network. To disable the router's wireless network: with the device turned on, WIFI press the button and release.
  • Page 17 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Overview User Manual The RESET button located on the bottom panel of the router is designed to restore the factory default settings. To restore the factory defaults, push the button (with the device turned on), hold it for 10 seconds, and then release the button.

  • Page 18: Delivery Package

    • “Quick Installation Guide” (brochure). • The “User Manual” and “Quick Installation Guide” documents are available on D-Link website (see www.dlink.ru). Using a power supply with a different voltage rating than the one included will cause damage and void the warranty for this product.

  • Page 19: Chapter 3. Installation And Connection

    (hereinafter referred to as “the router”) is performed via the built-in web-based interface. The web- based interface is available from any operating system that supports a web browser. Also you can use D-Link Assistant application for Android or iPhone mobile devices (smartphones or tablets).

  • Page 20: Connecting To Pc

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual Connecting to PC PC with Ethernet Adapter 1. Connect an Ethernet cable between any of LAN ports located on the back panel of the router and the Ethernet port of your PC.

  • Page 21: Obtaining Ip Address Automatically (Os Windows 7)

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual Obtaining IP Address Automatically (OS Windows 7) 1. Click the Start button and proceed to the Control Panel window. 2. Select the Network and Sharing Center section. (If the Control Panel has the category...
  • Page 22 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual 3. In the menu located on the left part of the window, select the Change adapter settings line. Figure 4. The Network and Sharing Center window. Page 22 of 210...
  • Page 23 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual 4. In the opened window, right-click the relevant Local Area Connection icon and select the Properties line in the menu displayed. Figure 5. The Network Connections window.
  • Page 24 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual 5. In the Local Area Connection Properties window, on the Networking tab, select the Internet Protocol Version 4 (TCP/IPv4) line. Click the Properties button. Figure 6. The Local Area Connection Properties window.
  • Page 25 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual 6. Make sure that the Obtain an IP address automatically and Obtain DNS server address automatically choices of the radio buttons are selected. Click the OK button.

  • Page 26: Obtaining Ip Address Automatically (Os Windows 10)

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual Obtaining IP Address Automatically (OS Windows 10) 1. Click the Start button and proceed to the Settings window. 2. Select the Network & Internet section. Figure 8. The Windows Settings window.
  • Page 27 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual 3. In the Change your network settings section, select the Change adapter options line. Figure 9. The Network & Internet window. Page 27 of 210...
  • Page 28 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual 4. In the opened window, right-click the relevant Local Area Connection icon and select the Properties line in the menu displayed. Figure 10. The Network Connections window.
  • Page 29 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual 6. Make sure that the Obtain an IP address automatically and Obtain DNS server address automatically choices of the radio buttons are selected. Click the OK button.

  • Page 30: Pc With Wi-Fi Adapter

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual PC with Wi-Fi Adapter 1. Connect the power cord to the power connector port on the back panel of the router, then plug the power adapter into an electrical outlet or power strip.

  • Page 31: Obtaining Ip Address Automatically And Connecting To Wireless Network (Os Windows 7)

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual Obtaining IP Address Automatically and Connecting to Wireless Network (OS Windows 7) 1. Click the Start button and proceed to the Control Panel window. 2. Select the Network and Sharing Center section. (If the Control Panel has the category...
  • Page 32 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual 6. Make sure that the Obtain an IP address automatically and Obtain DNS server address automatically choices of the radio buttons are selected. Click the OK button.
  • Page 33 User Manual 9. In the opened Wireless Network Connection window, select the wireless network DIR- 842 (for operating in the 2.4GHz band) or DIR-842-5G (for operating in the 5GHz band) and click the Connect button. Figure 16. The list of available networks.

  • Page 34: Obtaining Ip Address Automatically And Connecting To Wireless Network (Os Windows 10)

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual Obtaining IP Address Automatically and Connecting to Wireless Network (OS Windows 10) 1. Click the Start button and proceed to the Settings window. 2. Select the Network & Internet section.
  • Page 35 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual 6. Make sure that the Obtain an IP address automatically and Obtain DNS server address automatically choices of the radio buttons are selected. Click the OK button.
  • Page 36 User Manual 9. In the opened Wireless Network Connection window, select the wireless network DIR- 842 (for operating in the 2.4GHz band) or DIR-842-5G (for operating in the 5GHz band) and click the Connect button. Figure 20. The list of available networks.

  • Page 37: Connecting To Web-Based Interface

    (create a WAN connection, change the parameters of the wireless network, specify the settings of the firewall, etc.). For security reasons, DIR-842 with default settings cannot connect to the Internet. To get started, please set your own password used to access the web-based interface and, if needed, configure other settings recommended by your ISP.
  • Page 38 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual If you configured the device previously, after access to the web-based interface the login page opens. Enter the username (admin) in the Username field and the password you specified in the Password field, then click the LOGIN button.

  • Page 39: Web-Based Interface Structure

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual Web-based Interface Structure Summary Page On the Summary page, detailed information on the device state is displayed. Figure 25. The summary page. Page 39 of 210...
  • Page 40 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual The Device Information section displays the model and hardware version of the router, the firmware version, and other data. To contact the technical support group (to send an e-mail), left-click the support e-mail address.

  • Page 41: Home Page

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual Home Page The Home page displays links to the most frequently used pages with device's settings. Figure 26. The Home page. Other settings of the router are available in the menu in the left part of the page.

  • Page 42: Menu Sections

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual Menu Sections To configure the router use the menu in the left part of the page. In the Initial Configuration section you can run the Initial Configuration Wizard. The Wizard...

  • Page 43: Notifications

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Installation and Connection User Manual Notifications The router's web-based interface displays notifications in the top right part of the page. Figure 27. The web-based interface notifications. Click the icon displaying the number of notifications to view the complete list and click the relevant button.

  • Page 44: Chapter 4. Configuring Via Web-Based Interface

    If you perform initial configuration of the router via Wi-Fi connection, please make sure that you are connected to the wireless network of DIR-842 (see the WLAN name (SSID) on the barcode label on the bottom panel of the device) and click the NEXT button.
  • Page 45 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual On the opened page, click YES in order to leave the current language of the web-based interface or click NO to select another language. Figure 31. Selecting a language.

  • Page 46: Selecting Operation Mode

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Selecting Operation Mode Select the needed operation mode and click the NEXT button. Router In order to connect your device to a wired ISP, on the Device mode page, from the Connection method list, select the Wired connection value.

  • Page 47: Access Point Or Repeater

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Access Point or Repeater In order to connect your device to a wired router for adding a wireless network to the existing local network, on the Device mode page, from the Connection method list, select the Wired connection value.
  • Page 48 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual In order to let wired PCs connected to your device access the network of a wireless router, on the Device mode page, from the Connection method list, select the Wi-Fi value. Then from the Work mode list select the Client value.

  • Page 49: Changing Lan Ipv4 Address

    If you want to manually assign the LAN IPv4 address for DIR-842, do not select the Automatic obtainment of IPv4 address checkbox and fill in the IP address, Subnet mask, Hostname fields and, if needed, the Gateway IP address field.

  • Page 50: Wi-Fi Client

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Wi-Fi Client This configuration step is available for the WISP Repeater, Repeater, and Client modes. 1. On the Wi-Fi Сlient page, click the WIRELESS NETWORKS button and select the network to which you want to connect in the opened window.
  • Page 51 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description Keys for WEP encryption. The router uses the key selected from the Encryption key Default key ID drop-down list. It is required to specify all the (1-4) fields.

  • Page 52: Configuring Wan Connection

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Configuring WAN Connection This configuration step is available for the Router and WISP Repeater modes. You should configure your WAN connection in accordance with data provided by your Internet service provider (ISP).

  • Page 53: Static Ipv4 Connection

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Static IPv4 Connection Figure 40. The page for configuring Static IPv4 WAN connection. Fill in the following fields: IP address, Subnet mask, Gateway IP address, and DNS IP address.

  • Page 54: Static Ipv6 Connection

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Static IPv6 Connection Figure 41. The page for configuring Static IPv6 WAN connection. Fill in the following fields: IP address, Prefix, Gateway IP address, and DNS IP address.

  • Page 55: Pppoe, Ipv6 Pppoe, Pppoe Dual Stack, Pppoe + Dynamic Ip (Pppoe Dual Access) Connections

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual PPPoE, IPv6 PPPoE, PPPoE Dual Stack, PPPoE + Dynamic IP (PPPoE Dual Access) Connections Figure 42. The page for configuring PPPoE WAN connection. In the Username field enter the login and in the Password field enter the password provided your ISP.

  • Page 56: Pppoe + Static Ip (Pppoe Dual Access) Connection

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual PPPoE + Static IP (PPPoE Dual Access) Connection Figure 43. The page for configuring PPPoE + Static IP (PPPoE Dual Access) WAN connection. In the Username field enter the login and in the Password field enter the password provided your ISP.

  • Page 57: Pptp + Dynamic Ip Or L2Tp + Dynamic Ip Connection

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual PPTP + Dynamic IP or L2TP + Dynamic IP Connection Figure 44. The page for configuring PPTP + Dynamic IP WAN connection. In the Username field enter the login and in the Password field enter the password provided by Click the Show icon ( your ISP.

  • Page 58: Pptp + Static Ip Or L2Tp + Static Ip Connection

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual PPTP + Static IP or L2TP + Static IP Connection Figure 45. The page for configuring PPTP + Static IP WAN connection. In the Username field enter the login and in the Password field enter the password provided by your ISP.

  • Page 59: Configuring Wireless Network

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Configuring Wireless Network This configuration step is available for the Router, Access point, WISP Repeater, and Repeater modes. 1. On the Wireless Network 2.4 GHz page, in the Network name field, specify your own name for the wireless network in the 2.4GHz band or leave the value suggested by the...
  • Page 60 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual 5. If you want to create an additional wireless network isolated from your LAN in the 2.4GHz band, select the Enable guest network checkbox (available for the Router and WISP Repeater modes only).

  • Page 61: Configuring Lan Ports For Iptv/Voip

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Configuring LAN Ports for IPTV/VoIP This configuration step is available for the Router mode. On the IPTV page, select the Is an STB connected to the device checkbox.
  • Page 62 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual On the VoIP page, select the Is an IP phone connected to the device checkbox. Figure 49. The page for selecting a LAN port to connect an VoIP phone.

  • Page 63: Changing Web-Based Interface Password

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Changing Web-based Interface Password On this page, you should change the default administrator password. To do this, enter a new password in the User’s interface password and Password confirmation fields. You may set any password except admin.
  • Page 64 If problems of connection have not been solved, contact the technical support of your ISP (as a rule, the technical support phone is provided with the agreement) or the D-Link technical support (the phone number will be displayed on the page after several attempts of checking the connection).

  • Page 65: Connection Of Multimedia Devices

    IPTV set-top box or IP phone. Contact your ISP to clarify if you need to configure DIR-842 in order to use these devices. To start the Wizard, on the Home page, select the Connection of Multimedia Devices section.
  • Page 66 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual If you need to configure a connection via VLAN, click the ADVANCED MODE button. Figure 53. The Multimedia Devices Connection Wizard. The advanced mode. In the WAN section, click the Add icon Figure 54.
  • Page 67 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Then in the LAN section, from the Bridged with drop-down list of the element corresponding to the LAN port or wireless interface to which the additional device is connected, select the created connection.

  • Page 68: Statistics

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Statistics The pages of this section display data on the current state of the router: network statistics • IP addresses leased by the DHCP server •...

  • Page 69: Dhcp

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual DHCP The Statistics / DHCP page displays the information on computers that have been identified by hostnames and MAC addresses and have got IP addresses from the DHCP server of the device.

  • Page 70: Routing Table

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Routing Table The Statistics / Routing Table page displays the information on routes. The table contains destination IP addresses, gateways, subnet masks, and other data. Figure 57. The Statistics / Routing Table page.

  • Page 71: Clients And Sessions

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Clients and Sessions On the Statistics / Clients and Sessions page, you can view the list of devices connected to the local network of the router and information on current sessions of each device.

  • Page 72: Port Statistics

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Port Statistics On the Statistics / Port Statistics page, you can view statistics for traffic passing through ports of the router. The information shown on the page can be used for diagnosing connection problems.

  • Page 73: Multicast Groups

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Multicast Groups The Statistics / Multicast Groups page displays addresses of active multicast groups (including IPTV channels and groups for transferring service information) to which the device is subscribed, and the interface through which the device is subscribed.

  • Page 74: Connections Setup

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Connections Setup In this menu you can configure basic parameters of the router's local area network and configure connection to the Internet (a WAN connection). On the Connections Setup / WAN page, you can create and edit connections used by the router.
  • Page 75 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Figure 62. The Connections Setup / WAN page. The advanced mode. To create a new connection, click the ADD button ( ) in the Connections List section. Upon that the connection creation page opens.

  • Page 76: Creating Dynamic Ipv4 Or Static Ipv4 Wan Connection

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Creating Dynamic IPv4 or Static IPv4 WAN Connection On the connection creation page, in the General Settings section, select the relevant value from the Connection type drop-down list and specify the needed values.
  • Page 77 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description If the switch is moved to the right, protection against external connections for the LAN devices is enabled (for example, against Firewall attempts to get information about the LAN devices or to hack a device from the LAN).
  • Page 78 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Figure 65. The page for creating a new Static IPv4 connection. The IPv4 section. Parameter Description IPv4 For Static IPv4 type IP address Enter an IP address for this WAN connection.
  • Page 79 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Figure 66. The page for creating a new Static IPv4 connection. The Authorization via 802.1x Protocol section. Parameter Description Authorization via 802.1x Protocol Enable authorization Move the switch to the right to allow authorization in the ISP's via 802.1x protocol...

  • Page 80: Creating Dynamic Ipv6 Or Static Ipv6 Wan Connection

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Creating Dynamic IPv6 or Static IPv6 WAN Connection On the connection creation page, in the General Settings section, select the relevant value from the Connection type drop-down list and specify the needed values.
  • Page 81 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description If the switch is moved to the right, the router responds to ping Ping requests from the external network through this connection. For security reasons, it is recommended to disable this function.
  • Page 82 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Figure 69. The page for creating a new Static IPv6 connection. The IPv6 section. Parameter Description IPv6 For Static IPv6 type IPv6 address Enter an IPv6 address for this WAN connection.
  • Page 83 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description Primary IPv6 DNS Enter addresses of the primary and secondary IPv6 DNS servers in server / Secondary IPv6 the relevant fields. DNS server When all needed settings are configured, click the APPLY button.

  • Page 84: Creating Pppoe Wan Connection

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Creating PPPoE WAN Connection On the connection creation page, in the General Settings section, select the relevant value from the Connection type drop-down list and specify the needed values.
  • Page 85 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description If the switch is moved to the right, protection against external connections for the LAN devices is enabled (for example, against Firewall attempts to get information about the LAN devices or to hack a device from the LAN).
  • Page 86 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Figure 72. The page for creating a new PPPoE connection. The PPP section. Parameter Description Move the switch to the right if you don't need to enter a username Without authorization and password to access the Internet.
  • Page 87 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description Move the switch to the right if you want the router to keep you connected to your ISP even when the connection has been inactive Keep Alive for a specified period of time.

  • Page 88: Creating Pptp Or L2Tp Wan Connection

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Creating PPTP or L2TP WAN Connection On the connection creation page, in the General Settings section, select the relevant value from the Connection type drop-down list and specify the needed values.
  • Page 89 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description If the switch is moved to the right, the router responds to ping Ping requests from the external network through this connection. For security reasons, it is recommended to disable this function.
  • Page 90 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Figure 74. The page for creating a new PPTP connection. The PPP section. Parameter Description Move the switch to the right if you don't need to enter a username Without authorization and password to access the Internet.
  • Page 91 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description Select a method of MPPE encryption. No encryption: MPPE encryption is not applied. • MPPE 40 128 bit: MPPE encryption with a 40-bit or 128- •...
  • Page 92 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual After clicking the button, the window for additional configuration of the connection opens. If you want to use this WAN connection to access the Internet, select the to the Internet choice of the radio button.

  • Page 93: Creating Pppoe Ipv6 Or Pppoe Dual Stack Wan Connection

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Creating PPPoE IPv6 or PPPoE Dual Stack WAN Connection On the connection creation page, in the General Settings section, select the relevant value from the Connection type drop-down list and specify the needed values.
  • Page 94 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description If the switch is moved to the right, protection against external connections for the LAN devices is enabled (for example, against Firewall attempts to get information about the LAN devices or to hack a device from the LAN).
  • Page 95 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Figure 77. The page for creating a new PPPoE IPv6 connection. The PPP section. Parameter Description Move the switch to the right if you don't need to enter a username Without authorization and password to access the Internet.
  • Page 96 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description Move the switch to the right if you want the router to keep you connected to your ISP even when the connection has been inactive Keep Alive for a specified period of time.
  • Page 97 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description The address of the IPv6 gateway. The field is available for editing if Gateway IPv6 address the Gateway by SLAAC switch is moved to the left.

  • Page 98: Lan

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual To configure the router's local interface, go to the Connections Setup / LAN page. IPv4 Go to the IPv4 tab to change IPv4 address, configure the built-in DHCP server, or specify MAC address and IP address pairs.
  • Page 99 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Figure 80. Configuring the local interface. The IPv4 tab. The Dynamic IP Addresses section. Parameter Description Dynamic IP Addresses An operating mode of the router's DHCP server.
  • Page 100 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description Move the switch to the right so that the devices connected to the router obtain the address of the router as the DNS server address.
  • Page 101 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual In the DHCP Options section, you can change default values for some options of DHCP protocol (IP address, subnet mask, DNS servers) or specify additional parameters which the built-in DHCP server should send to clients to configure the local network.
  • Page 102 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual In the Static IP Addresses section, you can specify MAC address and IPv4 address pairs (set a fixed IPv4 address in the local area network for a device with a certain MAC address). The router...

  • Page 103: Ipv6

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual IPv6 Go to the IPv6 tab to change or add the IPv6 address of the router, configure IPv6 addresses assignment settings, or specify MAC address and IPv6 address pairs.
  • Page 104 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual In the Dynamic IPv6 Addresses section, you can configure IPv6 addresses assignment settings. Figure 85. Configuring the local interface. The IPv6 tab. The Dynamic IPv6 Addresses section.
  • Page 105 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description Move the switch to the right so that the devices connected to the router obtain the address of the router as the DNS server address.

  • Page 106: Wan Reservation

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual WAN Reservation On the Connections Setup / WAN Reservation page, you can enable the WAN backup function, which provides you with uninterrupted access to the Internet. When your main connection breaks down, the router activates the backup connection;...
  • Page 107 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description A time period (in seconds) for an attempt to check the status of the main connection. At the end of this period the router's internal Timeout check system makes a decision to enable/disable the reserve channel.

  • Page 108: Wi-Fi

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Wi-Fi In this menu you can specify all needed settings for your wireless network. Basic Settings In the Wi-Fi / Basic Settings section, you can change basic parameters for the wireless interface of the router and configure the basic and additional wireless networks.
  • Page 109 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description Operating mode of the wireless network of the router. This Wireless mode parameter defines standards of the devices that will be able to use your wireless network.
  • Page 110 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Figure 89. Creating a wireless network. Parameter Description Wi-Fi Network Network name (SSID) A name for the wireless network. If the switch is moved to the right, other users cannot see your Wi-Fi Hide SSID network.
  • Page 111 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description Move the switch to the right to limit the maximum bandwidth of the wireless network. In the Shaping field displayed, specify the Enable shaping maximum value of speed (Mbps).
  • Page 112 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Authentication type Description WPA-PSK WPA-based authentication using a PSK. WPA2 WPA2-based authentication using a RADIUS server. WPA2-PSK WPA2-based authentication using a PSK. A mixed type of authentication. When this value is selected, devices...
  • Page 113 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual When the Open or WEP value is selected, the following settings are displayed on the page (unavailable for the wireless network operating modes which support the standard 802.11n or 802.11ac):...
  • Page 114 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual When the WPA-PSK, WPA2-PSK, WPA-PSK/WPA2-PSK mixed, WPA3-SAE, or WPA2- PSK/WPA3-SAE mixed value is selected, the following fields are displayed on the page: Figure 92. The WPA2-PSK value is selected from the Network authentication drop-down list.
  • Page 115 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual When the WPA, WPA2, or WPA/WPA2 mixed value is selected, the following settings are displayed on the page: Figure 93. The WPA2 value is selected from the Network authentication drop-down list.

  • Page 116: Client Management

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Client Management On the Wi-Fi / Client Management page, you can view the list of wireless clients connected to the router. Figure 94. The page for managing the wireless clients.

  • Page 117: Wps

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual On the Wi-Fi / WPS page, you can enable the function for configuration of the WLAN and select a method for connection to the WLAN. The WPS function helps to configure the protected wireless network automatically. Devices connecting to the wireless network via the WPS function must support the WPS function.
  • Page 118 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual To activate the WPS function via the web-based interface, on the tab of the relevant band, click the ENABLE WPS button. When the WPS function is enabled, the Information section is available on the page.

  • Page 119: Using Wps Function Via Web-Based Interface

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Using WPS Function via Web-based Interface To connect to the basic wireless network via the PIN method of the WPS function, follow the next steps: 1. Click the ENABLE WPS button.

  • Page 120: Using Wps Function Without Web-Based Interface

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Using WPS Function without Web-based Interface You can use the WPS function without accessing the web-based interface of the router. To do this, you need to configure the following router's settings: 1.

  • Page 121: Wmm

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual On the Wi-Fi / WMM page, you can enable the Wi-Fi Multimedia function. The WMM function implements the QoS features for Wi-Fi networks. It helps to improve the quality of data transfer over Wi-Fi networks by prioritizing different types of traffic.
  • Page 122 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual The WMM function allows assigning priorities for four Access Categories (AC): BK (Background), low priority traffic (print jobs, file downloads, etc.). • BE (Best Effort), traffic from legacy devices or devices/applications that do not support •...
  • Page 123 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description Admission Control Mandatory. If the switch is moved to the right, the device cannot use the relevant Access Category. Acknowledgment. Answering response requests while transmitting.

  • Page 124: Client

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Client On the Wi-Fi / Client page, you can configure the router as a client to connect to a wireless access point or to a WISP.
  • Page 125 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual In the Wireless Networks section, the list of available wireless networks is displayed. To view the latest data on available wireless networks, click the UPDATE LIST button.
  • Page 126 When you have configured the parameters, click the APPLY button. When connecting to a wireless access point, the wireless channel of DIR-842 will switch to the channel of the access point to which you have connected. In addition, the Connection Information section in which you can view the connection status and the network basic parameters is displayed.

  • Page 127: Client Shaping

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Client Shaping On the Wi-Fi / Client Shaping page, you can limit the maximum bandwidth of upstream and downstream traffic for each wireless client of the router by its MAC address.
  • Page 128 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual In the opened window, you can specify the following parameters: Parameter Description If the switch is moved to the right, the rule is active. Enabled Move the switch to the left to disable the rule.

  • Page 129: Additional

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Additional On page of the Wi-Fi / Additional section, you can define additional parameters for the WLAN of the router. To configure the 2.4GHz band or 5GHz band, go to the relevant tab.
  • Page 130 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual The following fields are available on the page: Parameter Description The channel bandwidth for 802.11n standard in the 2.4GHz band (the 2.4 GHz tab). 20 MHz: 802.11n clients operate at 20MHz channels.
  • Page 131 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description TX Beamforming is the signal processing/directing technique which helps to support a high enough transfer rate in the areas with difficult Enable TX conditions for the signal propagation.
  • Page 132 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description Guard interval (in nanoseconds). This parameter defines the interval between symbols transmitted when the router is communicating to wireless devices. Enable: The router uses the 400 ns short guard interval.

  • Page 133: Mac Filter

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual MAC Filter On the Wi-Fi / MAC Filter page, you can define a set of MAC addresses of devices which will be allowed to access the WLAN, or define MAC addresses of devices which will not be allowed to access the WLAN.
  • Page 134 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Figure 103. The window for adding a rule for the MAC filter. You can specify the following parameters: Parameter Description Frequency band From the drop-down list, select a band of the wireless network.
  • Page 135 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual After creating the rules you need to configure the filtering modes. To open the basic or additional wireless network for the devices which MAC addresses are specified on this page and to close the wireless network for all other devices, in the section corresponding to the band (2.4 GHz or 5 GHz), left-click the line of the wireless network.

  • Page 136: Roaming

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Roaming On the Wi-Fi / Roaming page, you can enable the function of smart adjustment of Wi-Fi clients. This function is designed for wireless networks based on several access points or routers. If the function is enabled for all access points (routers) which establish a wireless network, then wireless clients will always connect to the device with the highest signal level.
  • Page 137 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description Move the switch to the right in order to use multicast traffic for service data exchange between access points (routers). This setting is needed if the devices which support the smart adjustment function are located in different subnets.

  • Page 138: Advanced

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Advanced In this menu you can configure advanced settings of the router: create or edit VLANs • add name servers • configure a DDNS service •...

  • Page 139: Vlan

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual VLAN On the Advanced / VLAN page, you can edit existing and create new virtual networks (VLAN), e.g., for distinguishing traffic or specifying additional WAN interfaces.
  • Page 140 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual You can specify the following parameters: Parameter Description Name A name for the VLAN for easier identification. Enable Move the switch to the right to allow using this VLAN.

  • Page 141: Dns

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual On the Advanced / DNS page, you can add DNS servers to the system. Figure 107. The Advanced / DNS page. DNS servers are used to determine the IP address from the name of a server in Intranets or the Internet (as a rule, they are specified by an ISP or assigned by a network administrator).
  • Page 142 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual To remove a DNS server from the page, click the Delete icon ( ) in the line of the address and then click the APPLY button.

  • Page 143: Ddns

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual DDNS On the Advanced / DDNS page, you can define parameters of the DDNS service, which allows associating a domain name with dynamic IP addresses. Figure 109. The Advanced / DDNS page.
  • Page 144 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual On the opened page, you can specify the following parameters: Parameter Description Hostname The full domain name registered at your DDNS provider. DDNS service Select a DDNS provider from the drop-down list.

  • Page 145: Ports Settings

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Ports Settings On the Advanced / Ports Settings page, you can configure or disable autonegotiation of speed and duplex mode or manually configure speed and duplex mode for each Ethernet port of the router.
  • Page 146 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Figure 112. The window for changing the settings of the router's port. In the opened window, specify the needed parameters: Parameter Description Data transfer mode. Select the Auto value to enable autonegotiation.
  • Page 147 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description Flow control Move the switch to the right to enable the flow control function for the port. Symmetric flow control Move the switch to the left to disable the flow control function for the port.

  • Page 148: Bandwidth Control

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Bandwidth Control On the Advanced / Bandwidth Control page, you can setup the rate limit for traffic transmitted from every port of the router. Figure 113. The Advanced / Bandwidth Control page.

  • Page 149: Traffic Segmentation

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Traffic Segmentation On the Advanced / Traffic segmentation page, you can setup limits for traffic transfer between LAN ports of the device. Figure 115. The Advanced / Traffic segmentation page.

  • Page 150: Redirect

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Redirect On the Advanced / Redirect page, you can enable notifications on the reason of the Internet connection failure. Notifications will be displayed in the browser window when a user is attempting to open a web site on the Internet.

  • Page 151: Routing

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Routing On the Advanced / Routing page, you can specify static (fixed) routes. Figure 117. The Advanced / Routing page. To specify a new route, click the ADD button ( Figure 118.
  • Page 152 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual In the opened window, you can specify the following parameters: Parameter Description Protocol An IP version. From the drop-down list, select an interface (connection) through which the device will communicate with the remote network. If you...

  • Page 153: Tr-069 Client

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual TR-069 Client On the Advanced / TR-069 Client page, you can configure the router for communication with a remote Auto Configuration Server (ACS). The TR-069 client is used for remote monitoring and management of the device.
  • Page 154 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description Inform Settings Move the switch to the right so the router may send reports (data on the device and network statistics) to the ACS.

  • Page 155: Remote Access

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Remote Access On the Advanced / Remote Access page, you can configure access to the web-based interface of the router. By default, the access from external networks to the router is closed. If you need to allow access to the router from the external network, create relevant rules.
  • Page 156 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description For the IPv4-based network only. Mask The mask of the subnet. For the IPv4-based network only. Public port An external port of the router. You can specify only one port.

  • Page 157: Upnp Igd

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual UPnP IGD On the Advanced / UPnP IGD page, you can enable the UPnP IGD protocol. The router uses the UPnP IGD protocol for automatic configuration of its parameters for network applications requiring an incoming connection to the router.

  • Page 158: Udpxy

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual UDPXY On the Advanced / UDPXY page, you can allow the router to use the built-in UDPXY application. The UDPXY application transforms UDP traffic into HTTP traffic. This application allows devices which cannot receive UDP streams to access stream video.
  • Page 159 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual To access the status page of the application, click the Status link. Figure 124. The UDPXY application status page. Page 159 of 210...

  • Page 160: Igmp/Mld

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual IGMP/MLD On the Advanced / IGMP/MLD page, you can allow the router to use IGMP and MLD and specify needed settings. IGMP and MLD are used for managing multicast traffic (transferring data to a group of destinations) in IPv4 and IPv6 networks correspondingly.
  • Page 161 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description Enable Move the switch to the right to enable MLD. MLD version Select a version of MLD from the drop-down list. From the drop-down list, select a connection of the Dynamic IPv6 or Interface Static IPv6 type for which you need to allow multicast traffic (e.g.

  • Page 162: Alg/Passthrough

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual ALG/Passthrough On the Advanced / ALG/Passthrough page, you can allow the router to use RTSP, enable the SIP ALG and PPPoE/PPTP/L2TP/IPsec pass through functions. SIP is used for creating, modifying, and terminating communication sessions. This protocol allows telephone calls via the Internet.
  • Page 163 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual The following elements are available on the page: Parameter Description Move the switch to the right to enable SIP. Such a setting allows using the SIP ALG function. This function allows VoIP traffic to pass through the NAT-enabled router.

  • Page 164: Ipsec

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual IPsec On the Advanced / IPsec page, you can configure VPN tunnels based on IPsec protocol. IPsec is a protocol suite for securing IP communications. Figure 127. The Advanced / IPsec page.
  • Page 165 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual To create a new tunnel, click the ADD button ( ) in the Tunnels section. Setting for both devices which establish the tunnel should be the same.
  • Page 166 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description Select an identification method for the local host (router) from the drop-down list: Address: The local host is identified by its IP address. Local identifier FQDN: The local host is identified by its domain name.
  • Page 167 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description A number of DPD messages that were sent to check the status of a The maximum remote host and left unanswered. By default, the value 3 is specified.
  • Page 168 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description The lifetime of IKE-SA keys in seconds. After the specified period it is required to renegotiate the keys. The value specified in this field IKE-SA lifetime should exceed the value specified in the IPsec-SA lifetime field.
  • Page 169 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Figure 130. The page for adding an IPsec tunnel. The window for adding a tunneled network. In the opened window, you can specify the following parameters:...

  • Page 170: Firewall

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Firewall In this menu you can configure the firewall of the router: add rules for IP filtering • create virtual servers • define a DMZ •...
  • Page 171 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Figure 132. The page for adding a rule for IP filtering. You can specify the following parameters: Parameter Description General Settings Move the switch to the right to enable the rule.
  • Page 172 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description A protocol for network packet transmission. Select a value from the Protocol drop-down list. An IP version to which the rule will be applied. Select the relevant IP version value from the drop-down list.
  • Page 173 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description A port of the source IP address. You can specify one port, several Source port ports separated by a comma, or a range of ports separated by a colon.

  • Page 174: Virtual Servers

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Virtual Servers On the Firewall / Virtual Servers page, you can create virtual servers for redirecting incoming Internet traffic to a specified IP address in the local area network.
  • Page 175 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual You can specify the following parameters: Parameter Description General Settings A name for the virtual server for easier identification. You can Name specify any name. Select a virtual server template from the drop-down list, or select...
  • Page 176 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Click the APPLY button. To edit the parameters of an existing server, select the relevant line in the table. On the opened page, change the needed parameters and click the APPLY button.

  • Page 177: Dmz

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual A DMZ is a host or network segment located “between” internal (local) and external (global) networks. In the router, the DMZ implements the capability to transfer a request coming to a port of the router from the external network to a specified host of the internal network.

  • Page 178: Mac Filter

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual MAC Filter On the Firewall / MAC Filter page, you can configure MAC-address-based filtering for computers of the router's LAN. Figure 136. The Firewall / MAC Filter page.
  • Page 179 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual In the opened window, you can specify the following parameters: Parameter Description Move the switch to the right to enable the rule. Enable rule Move the switch to the left to disable the rule.

  • Page 180: Url Filter

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual URL Filter On the Firewall / URL Filter page, you can specify restrictions on access to certain web sites and define devices to which the specified restrictions will be applied.
  • Page 181 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual To specify URL addresses to which the selected filtering mode will be applied, in the Addresses section, click the ADD button ( ). In the opened window, you can specify the following...

  • Page 182: Dos Protection

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual DoS Protection On the Firewall / DoS Protection page, you can configure protection against DoS attacks of different types. DoS (Denial of Service) attacks are network attacks during which the router and devices connected to it are flooded with more requests than they can handle, which leads to significant reduce of performance or even their malfunction.
  • Page 183 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual In the Per-source IP Flood section, you can enable protection against main types of DoS attacks. Parameter Description Enables protection against a flood with connection requests (TCP TCP/SYN packets with the SYN flag).
  • Page 184 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description Move the switch to the right to block the sources of packets protection against which is activated in the Other Settings section Block source IP for a certain time period.

  • Page 185: System

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual System In this menu you can do the following: change the password used to access the router's settings • restore the factory default settings • create a backup of the router's configuration •...

  • Page 186: Configuration

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Configuration On the System / Configuration page, you can change the password for the administrator account used to access the web-based interface of the router and to access the device settings via TELNET,...
  • Page 187 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual The following buttons are also available on the page: Control Description Click the button to restore the factory default settings. Also you can Factory restore the factory defaults via the hardware RESET button (see the Back and Bottom Panels section, page 16).

  • Page 188: Firmware Update

    To enable the automatic check for firmware updates, in the Remote Update section, move the Check for updates automatically switch to the right and click the APPLY SETTINGS button. By default, in the Remote server URL field, the D-Link update server address (fwupdate.dlink.ru) is specified.

  • Page 189: Local Update

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Local Update Attention! Do not turn off the router before the firmware update is completed. This may cause the device breakdown. To update the firmware of the router locally, follow the next steps: 1.

  • Page 190: Remote Update

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Remote Update Attention! Do not turn off the router before the firmware update is completed. This may cause the device breakdown. To update the firmware of the router remotely, follow the next steps: 1.

  • Page 191: Log

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual On the System / Log page, you can set the system log options and configure sending the system log to a remote host. Figure 142. The System / Log page. The Settings tab.
  • Page 192 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Parameter Description Logging Select a type of logging from the drop-down list. Local: The system log is stored in the router's memory. When • this value is selected, the Server and Port fields are not displayed.
  • Page 193 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual To view the system log, go to the Log tab. Figure 143. The System / Log page. The Log tab. To view the latest system events, click the REFRESH button.

  • Page 194: Ping

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Ping On the System / Ping page, you can check availability of a host from the local or global network via the Ping utility. The Ping utility sends echo requests to a specified host and receives echo replies.
  • Page 195 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Figure 145. The System / Ping page. The additional settings window. In the opened window, in the Packet size field, specify the volume of data sent in a request. In the Waiting for response field, specify the response waiting period in seconds.

  • Page 196: Traceroute

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Traceroute On the System / Traceroute page, you can determine the route of data transfer to a host via the traceroute utility. Figure 146. The System / Traceroute page.
  • Page 197 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual To specify additional settings, click the MORE SETTINGS button. Figure 147. The System / Traceroute page. The additional settings window. In the opened window, you can specify the following parameters:...

  • Page 198: Telnet

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Telnet On the System / Telnet page, you can enable or disable access to the device settings via TELNET from your LAN. By default, access is disabled.

  • Page 199: System Time

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual System Time On the System / System Time page, you can manually set the time and date of the router or configure automatic synchronization of the system time with a time server on the Internet.
  • Page 200 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual To enable the router to automatically adjust to daylight saving time, move the Daylight saving time switch to the right. From the Daylight saving time zone drop-down list, select the time zone that will be used during summer time and specify the needed values in the Beginning of daylight saving time and End of daylight saving time sections.

  • Page 201: Yandex.dns

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Yandex.DNS This menu is designed to configure the Yandex.DNS service. Yandex.DNS is a web content filtering service which provides the DNS server, protects a computer against malicious web sites, and blocks access to adult web sites.
  • Page 202 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual When the service is enabled, the Default Mode section is displayed on the page. Select the needed choice of the radio button to configure filtering for all devices of the router's network.

  • Page 203: Devices And Rules

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual Devices and Rules On the Yandex.DNS / Devices and Rules page, you can specify a filtering mode for each device separately. Figure 151. The Yandex.DNS / Devices and Rules page.
  • Page 204 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Configuring via Web-based Interface User Manual In the opened window, you can specify the following parameters: Parameter Description The MAC address of a device from the router's LAN. You can enter the MAC address of a device connected to the router's LAN at the MAC address moment.

  • Page 205: Operation Guidelines

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Operation Guidelines User Manual CHAPTER 5. OPERATION GUIDELINES Safety Rules and Conditions Please carefully read this section before installation and connection of the device. Make sure that the power adapter and cables are not damaged. The device should be used only as intended in accordance with the documents.

  • Page 206: Wireless Installation Considerations

    RF noise in your home or office. To maximize your wireless range, follow the guidelines below. 1. Keep the number of walls and ceilings between the DIR-842 device and other network devices to a minimum – each wall or ceiling can reduce your wireless network range by 3- 90 feet (1-30 meters).

  • Page 207: Abbreviations And Acronyms

    DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Abbreviations and Acronyms User Manual CHAPTER 6. ABBREVIATIONS AND ACRONYMS Third Generation Access Category Advanced Encryption Standard Access Point Address Resolution Protocol BPSK Binary Phase-shift Keying BSSID Basic Service Set Identifier Complementary Code Keying...
  • Page 208 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Abbreviations and Acronyms User Manual ICMP Internet Control Message Protocol Identifier Internet Gateway Device IGMP Internet Group Management Protocol Internet Key Exchange IMEI International Mobile Equipment Identity IMSI International Mobile Subscriber Identity...
  • Page 209 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Abbreviations and Acronyms User Manual Push Button Configuration Perfect Forward Secrecy Personal Identification Number Power over Ethernet Point-to-Point Protocol pppd Point-to-Point Protocol Daemon PPPoE Point-to-point protocol over Ethernet PPTP Point-to-point tunneling protocol...
  • Page 210 DIR-842 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router Abbreviations and Acronyms User Manual TKIP Temporal Key Integrity Protocol Universal Access Method User Datagram Protocol UPnP Universal Plug and Play Uniform Resource Locator Universal Serial Bus VLAN Virtual Local Area Network...

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