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D-Link DIR-825 User Manual

D-Link DIR-825 User Manual

Ac1200 wave 2 mu-mimo wi-fi gigabit router with 3g/lte support and usb port
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User Manual
DIR-825
AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router
with 3G/LTE Support and USB Port
February 2021

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Summary of Contents for D-Link DIR-825

  • Page 1 User Manual DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port February 2021...

  • Page 2: Table Of Contents

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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............16 Upper Panel..............16 Back and Bottom Panels...........18 Delivery Package............20...
  • Page 3 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port User Manual Statistics..............73 Network Statistics............73 DHCP..............74 Routing Table............75 Clients and Sessions.............76 Port Statistics............77 Multicast Groups............78 Connections Setup............79 WAN..............79 Creating Dynamic IPv4 or Static IPv4 WAN Connection....81 Creating Dynamic IPv6 or Static IPv6 WAN Connection....86...
  • Page 4 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port User Manual Advanced..............175 VLAN..............176 DNS..............178 DDNS..............180 Ports Settings............182 Bandwidth Control............185 Traffic Segmentation............186 Redirect..............187 Routing..............188 TR-069 Client............190 Remote Access............192 UPnP IGD..............194 UDPXY..............195 IGMP/MLD..............197 ALG/Passthrough............199 IPsec..............201 Firewall..............207 IP Filter...............207 Virtual Servers............211...

  • 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-825 and configure a PC in order to access its web- based interface.

  • Page 6: Chapter 2. Overview

    USB printer. Also you are able to connect the wireless router DIR-825 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 You can configure the settings of the wireless router DIR-825 via the user-friendly web-based interface (the interface is available in several languages). The configuration wizard allows you to quickly switch DIR-825 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-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Overview User Manual Specifications Hardware Processor · RTL8197FS (1GHz) · 64MB, DDR2, built in processor (for DIR-825/RU/R1) · 128MB, DDR2, built in processor (for DIR-825/RU/R2) Flash ·...
  • Page 9 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Overview User Manual Software Network functions · Support of IEEE 802.1X for Internet connection · DHCP server/relay · Advanced configuration of built-in DHCP server · Stateful/Stateless mode for IPv6 address assignment, IPv6 prefix delegation ·...
  • Page 10 · 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 11 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Overview User Manual Wireless Module Parameters Transmitter output power · 802.11a (typical at room temperature 25 °C) 14dBm at 6, 9, 12, 18, 24Mbps 13dBm at 36Mbps The maximum value of the transmitter 12.5dBm at 48Mbps...
  • Page 12 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Overview User Manual Wireless Module Parameters · 802.11g (typical at PER < 10% (1000-byte PDUs) at room temperature 25 °C) -82dBm at 6Mbps -81dBm at 9Mbps...
  • Page 13 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Overview User Manual Wireless Module Parameters VHT40 -79dBm at MCS0 -76dBm at MCS1 -74dBm at MCS2 -71dBm at MCS3 -67dBm at MCS4 -63dBm at MCS5 -62dBm at MCS6...
  • Page 14 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Overview User Manual Supported USB modems · Alcatel X500 · D-Link DWM-152C1 · D-Link DWM-156A6 · D-Link DWM-156A7 · D-Link DWM 156A8 · D-Link DWM-156C1 ·...
  • Page 15 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Overview User Manual Supported USB modems · Alcatel IK40V · D-Link DWM-222 · Huawei E3131 · Huawei E3272 · Huawei E3351 · Huawei E3372s/E3372h-153 · Huawei E367 ·...

  • Page 16: Product Appearance

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.
  • Page 17 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 18: Back And Bottom Panels

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 19 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Overview User Manual Port Description A port for connecting a USB device (modem, storage, printer). POWER A button to turn the router on/off. Also, the power connector is located on the back panel of the router.

  • Page 20: 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 21: Chapter 3. Installation And Connection

    “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 22 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Installation and Connection User Manual USB Modem To connect to an LTE or 3G network, you should use a USB modem. Connect it to the USB port of...

  • Page 23: Connecting To Pc

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 24: Obtaining Ip Address Automatically (Os Windows 7)

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 25 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 26 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.
  • Page 27 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.
  • Page 28 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 29: Obtaining Ip Address Automatically (Os Windows 10)

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.
  • Page 30 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 31 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.
  • Page 32 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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: Pc With Wi-Fi Adapter

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Installation and Connection User Manual PC with Wi-Fi Adapter 1. To connect via USB modem: connect your USB modem to the USB port located on the back panel of the router.

  • Page 34: Obtaining Ip Address Automatically And Connecting To Wireless Network (Os Windows 7)

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.
  • Page 35 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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-825 (for operating in the 2.4GHz band) or DIR-825-5G (for operating in the 5GHz band) and click the Connect button. Figure 16. The list of available networks.

  • Page 37: Obtaining Ip Address Automatically And Connecting To Wireless Network (Os Windows 10)

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.
  • Page 38 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 39 User Manual 9. In the opened Wireless Network Connection window, select the wireless network DIR- 825 (for operating in the 2.4GHz band) or DIR-825-5G (for operating in the 5GHz band) and click the Connect button. Figure 20. The list of available networks.

  • Page 40: 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-825 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 41 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 42: Web-Based Interface Structure

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 43 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 44: Home Page

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 45: Menu Sections

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 46: Notifications

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 47: 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-825 (see the WLAN name (SSID) on the barcode label on the bottom panel of the device) and click the NEXT button.
  • Page 48 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 49: Selecting Operation Mode

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 50 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual In order to connect your device to a wireless ISP (WISP), on the Device mode page, from the Connection method list, select the Wi-Fi value. Then from the Work mode list select the WISP Repeater value.

  • Page 51: Access Point Or Repeater

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 52 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 53: Creating 3G/Lte Wan Connection

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Creating 3G/LTE WAN Connection This configuration step is available for the 3G/LTE modem mode. 1. If the PIN code check is enabled for the SIM card inserted into your USB modem, enter the PIN code in the PIN field and click the APPLY button.

  • Page 54: Changing Lan Ipv4 Address

    If you want to manually assign the LAN IPv4 address for DIR-825, 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 55: Wi-Fi Client

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 56 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description Encryption key WEP as Select the checkbox to set a hexadecimal number as a key for encryption. Keys for WEP encryption. The router uses the key selected from the Encryption key Default key ID drop-down list.

  • Page 57: Configuring Wired Wan Connection

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Configuring Wired 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 58: Static Ipv4 Connection

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Static IPv4 Connection Figure 43. 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 59: Static Ipv6 Connection

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Static IPv6 Connection Figure 44. The page for configuring Static IPv6 WAN connection. Fill in the following fields: IP address, Prefix, Gateway IP address, and DNS IP address.

  • Page 60: Pppoe, Ipv6 Pppoe, Pppoe Dual Stack, Pppoe + Dynamic Ip (Pppoe Dual Access) Connections

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual PPPoE, IPv6 PPPoE, PPPoE Dual Stack, PPPoE + Dynamic IP (PPPoE Dual Access) Connections Figure 45. The page for configuring PPPoE WAN connection.

  • Page 61: Pppoe + Static Ip (Pppoe Dual Access) Connection

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual PPPoE + Static IP (PPPoE Dual Access) Connection Figure 46. The page for configuring PPPoE + Static IP (PPPoE Dual Access) WAN connection.

  • Page 62: Pptp + Dynamic Ip Or L2Tp + Dynamic Ip Connection

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual PPTP + Dynamic IP or L2TP + Dynamic IP Connection Figure 47. The page for configuring PPTP + Dynamic IP WAN connection.

  • Page 63: Pptp + Static Ip Or L2Tp + Static Ip Connection

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual PPTP + Static IP or L2TP + Static IP Connection Figure 48. The page for configuring PPTP + Static IP WAN connection.

  • Page 64: Configuring Wireless Network

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Configuring Wireless Network This configuration step is available for the 3G/LTE modem, Router, Access point, WISP Repeater, and Repeater modes.
  • Page 65 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 3G/LTE modem, Router, and WISP Repeater modes only).

  • Page 66: Configuring Lan Ports For Iptv/Voip

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 67 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual On the VoIP page, select the Is an IP phone connected to the device checkbox. Figure 52. The page for selecting a LAN port to connect an VoIP phone.

  • Page 68: Changing Web-Based Interface Password

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.
  • Page 69 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 70: Connection Of Multimedia Devices

    IPTV set-top box or IP phone. Contact your ISP to clarify if you need to configure DIR-825 in order to use these devices. To start the Wizard, on the Home page, select the Connection of Multimedia Devices section.
  • Page 71 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual If you need to configure a connection via VLAN, click the ADVANCED MODE button. Figure 56. The Multimedia Devices Connection Wizard. The advanced mode.
  • Page 72 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual In the opened window, specify a name of the connection for easier identification in the Name field (you can specify any name). Specify the VLAN ID provided by your ISP and click the SAVE button.

  • Page 73: Statistics

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 74: Dhcp

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 75: Routing Table

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 76: Clients And Sessions

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 77: Port Statistics

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 78: Multicast Groups

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 79: Connections Setup

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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).
  • Page 80 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Figure 65. The Connections Setup / WAN page. The advanced mode. To create a new connection, click the ADD button ( ) in the Connections List section.

  • Page 81: Creating Dynamic Ipv4 Or Static Ipv4 Wan Connection

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 82 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description If the switch is moved to the right, the network address translation function is enabled. Do not disable the function unless your ISP requires this.
  • Page 83 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Figure 67. The page for creating a new Static IPv4 connection. The Ethernet section. Parameter Description Ethernet A MAC address assigned to the interface. This parameter is mandatory if your ISP uses MAC address binding.
  • Page 84 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Figure 68. 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 85 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Figure 69. The page for creating a new Static IPv4 connection. The Authorization via 802.1x Protocol section. Parameter Description Authorization via 802.1x Protocol...

  • Page 86: Creating Dynamic Ipv6 Or Static Ipv6 Wan Connection

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 87 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 88 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Figure 72. 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 89 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 90: Creating Pppoe Wan Connection

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 91 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description If the switch is moved to the right, the network address translation function is enabled. Do not disable the function unless your ISP requires this.
  • Page 92 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Figure 74. The page for creating a new PPPoE connection. The Ethernet section. Parameter Description Ethernet A MAC address assigned to the interface. This parameter is mandatory if your ISP uses MAC address binding.
  • Page 93 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Figure 75. 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 94 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 95: Creating Pptp Or L2Tp Wan Connection

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 96 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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...
  • Page 97 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Figure 77. 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 98 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 99 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 100: Creating Pppoe Ipv6 Or Pppoe Dual Stack Wan Connection

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 101 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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...
  • Page 102 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description The maximum size of units transmitted by the interface. Figure 80. The page for creating a new PPPoE IPv6 connection. The PPP section.
  • Page 103 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description The maximum size of units transmitted by the interface. Authentication Select a required authentication method from the drop-down list or protocol leave the AUTO value.
  • Page 104 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Figure 81. The page for creating a new PPPoE Pv6 connection. The IPv6 section. Parameter Description IPv6 Select a method for IPv6 address assignment from the drop-down Get IPv6 list or leave the Automatically value.

  • Page 105: Creating 3G Wan Connection

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Creating 3G WAN Connection If the PIN code check is enabled for the SIM card inserted into your USB modem, for correct...
  • Page 106 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description Move the switch to the right to enable the connection. Enable connection Move the switch to the left to disable the connection.
  • Page 107 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description A number dialed to connect to the authorization server of the Dial number operator. Figure 84. The page for creating a new 3G connection. The PPP section.
  • Page 108 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description The maximum size of units transmitted by the interface. Authentication Select a required authentication method from the drop-down list or protocol leave the AUTO value.

  • Page 109: Creating Lte Wan Connection

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Creating LTE WAN Connection If the PIN code check is enabled for the SIM card inserted into your USB modem, for correct...
  • Page 110 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description If the switch is moved to the right, the network address translation function is enabled. Do not disable the function unless your ISP requires this.
  • Page 111 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description An access point name. Move the switch to the right if your operator does not require Without authorization authorization.
  • Page 112 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual When all needed settings are configured, click the APPLY button. Page 112 of 249...

  • Page 113: Lan

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 114 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description Hostname The name of the device assigned to its IP address in the local subnet. Figure 89. Configuring the local interface. The IPv4 tab. The Dynamic IP Addresses section.
  • Page 115 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description The lifetime of IP addresses leased by the DHCP server. At the end of this period the leased IP address is revoked and can be distributed...
  • Page 116 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 117 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 118: Ipv6

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 119 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual In the Dynamic IPv6 Addresses section, you can configure IPv6 addresses assignment settings. Figure 94. Configuring the local interface. The IPv6 tab. The Dynamic IPv6 Addresses section.
  • Page 120 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 121: Wan Reservation

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 122 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 123: Wi-Fi

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 124 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 125 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Figure 98. 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 126 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 (Kbit/s).
  • Page 127 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Authentication type Description WPA-based authentication using a RADIUS server. WPA-PSK WPA-based authentication using a PSK. WPA2 WPA2-based authentication using a RADIUS server.
  • Page 128 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 129 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 101.
  • Page 130 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 102. The WPA2 value is selected from the Network authentication drop-down list.

  • Page 131: Client Management

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 132: Wps

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.
  • Page 133 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual If you want to disable activating the WPS function via the hardware button, on the tabs of both bands, move the Enable Wi-Fi when WPS function is activated with hardware button switch to the left and make sure that the WPS function is not activated via the web-based interface.

  • Page 134: Using Wps Function Via Web-Based Interface

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 135: Using Wps Function Without Web-Based Interface

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 136: Wmm

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 137 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.).
  • Page 138 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 139: Client

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 140 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 141 When you have configured the parameters, click the APPLY button. When connecting to a wireless access point, the wireless channel of DIR-825 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 142: Client Shaping

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 143 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 144: Additional

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 145 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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).
  • Page 146 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 147 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 148: Mac Filter

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 149 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Figure 112. 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 150 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 151: Roaming

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 152 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 153: Print Server

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Print Server On the Print Server page, you can configure the router as a print server. Being configured in this way, the router will allow your LAN users to share the printer connected to the USB port of the router.

  • Page 154: Usb Storage

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual USB Storage This menu is designed to operate USB storages. Here you can do the following: view data on the connected USB storage •...

  • Page 155: Information

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Information On the USB Storage / Information page, you can view data on the USB storage connected to the router.

  • Page 156: Usb Users

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual USB Users On the USB Storage / USB Users page, you can create user accounts to provide access to data on the USB storage connected to the router.
  • Page 157 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual To view passwords of all user accounts, move the Show password switch to the right. To edit the parameters of an account, select the relevant line in the table. In the opened window, enter new values in the relevant fields, and then click the SAVE button.

  • Page 158: Samba

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Samba On the USB Storage / Samba page, you can enable the built-in Samba server of the router to provide access to the USB storage for users of your LAN.
  • Page 159 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual To allow access only to a certain folder of the USB storage, click the ADD ( ) button in the Directories section.

  • Page 160: Ftp

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual On the USB Storage / FTP page, you can enable the built-in FTP server of the router to provide access to the USB storage for users of your LAN.
  • Page 161 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual To allow access to all the content of the USB storage for users of your LAN again, remove the value specified in the Directory field and click the APPLY button.

  • Page 162: Filebrowser

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Filebrowser On the USB Storage / Filebrowser page, you can view the content of your USB storage connected to the router and remove separate folders and files from the USB storage.

  • Page 163: Dlna

    USB storage, or leave the value specified by default (900). In the DLNA server name field, specify a name of the DLNA server which will be displayed for users of your LAN or leave the value specified by default (D-Link DLNA Server). Use digits and/or Latin characters.
  • Page 164 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Figure 123. Specifying a media folder. In the opened window, locate a folder containing files. To do this, click the Search icon ( ) in the Path field.

  • Page 165: Torrent Client

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Torrent Client On the USB Storage / Torrent Client page, you can configure all needed settings for the built-in Transmission client.
  • Page 166 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual You can specify the following parameters: Parameter Description Transmission Enable Move the switch to the right to activate the Transmission client.
  • Page 167 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description The username to access the web-based interface of the Transmission Username client. The password to access the web-based interface of the Transmission Password client.
  • Page 168 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description Select the torrent file which you want to remove from the download queue and click the button. Remove Selected...

  • Page 169: Xupnpd

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual XUPNPD On the USB Storage / XUPNPD page, you can enable the XUPNPD plug-in. It allows to broadcast media content received from the Internet sources or IPTV service to DLNA-certified devices of your LAN.

  • Page 170: Usb Modem

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual USB Modem This menu is designed to operate USB modems. If the PIN code check for the SIM card inserted into your USB modem is not disabled, the relevant notification will be displayed in the top right corner of the page.

  • Page 171: Basic Settings

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Basic Settings On the USB Modem / Basic Settings page, you can view data on the USB modem connected to the router and enable/disable the function for automatic creation of 3G/LTE WAN connection upon plugging a USB modem into the router.
  • Page 172 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description The signal level at the input of the modem's receiver. The zero Signal level signal level shows that you are out of the coverage area of the selected operator's network.

  • Page 173: Pin

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual On the USB Modem / PIN page, you can change the PIN code of the SIM card inserted into your USB modem, disable or enable the check of the PIN code.
  • Page 174 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual If you have exceeded the permissible amount of errors upon entering a value in the PIN code field (the number of remaining attempts is displayed on the page), the SIM card inserted into your USB modem is blocked.

  • Page 175: Advanced

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 •...

  • Page 176: Vlan

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 177 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 178: Dns

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual On the Advanced / DNS page, you can add DNS servers to the system. Figure 135. The Advanced / DNS page.
  • Page 179 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual To specify a DNS server manually, move the Manual switch to the right. In the Name Servers IPv4 or Name Servers IPv6 section, click the ADD SERVER button, and in the line displayed, enter an IP address of the DNS server.

  • Page 180: Ddns

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.
  • Page 181 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 182: Ports Settings

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 183 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Figure 140. The window for changing the settings of the router's port. In the opened window, specify the needed parameters:...
  • Page 184 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 185: Bandwidth Control

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 186: Traffic Segmentation

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 187: Redirect

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 188: Routing

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Routing On the Advanced / Routing page, you can specify static (fixed) routes. Figure 145. The Advanced / Routing page.
  • Page 189 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 190: Tr-069 Client

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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).
  • Page 191 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 192: Remote Access

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 193 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description A host or a subnet to which the rule is applied. You can specify an IP address IPv4 or IPv6 address.

  • Page 194: Upnp Igd

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 195: Udpxy

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 196 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual To access the status page of the application, click the Status link. Figure 152. The UDPXY application status page. Page 196 of 249...

  • Page 197: Igmp/Mld

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.
  • Page 198 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 199: Alg/Passthrough

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.
  • Page 200 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 201: Ipsec

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.
  • Page 202 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 203 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.
  • Page 204 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description A time period (in seconds) between attempts to check the status of a DPD delay remote host. By default, the value 5 is specified.
  • Page 205 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description Hashing algorithm Select hashing algorithm from the drop-down list. First phase DHgroup A Diffie-Hellman key group for Phase 1. Select a value from the drop- type down list.
  • Page 206 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual If you need to specify IP addresses of local and remote subnets for creating a tunnel, click the ADD button ( ) in the Tunneled Networks section.

  • Page 207: Firewall

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 •...
  • Page 208 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Figure 160. 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 209 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 210 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description Set source port Move the switch to the right to specify a port of the source IP manually address manually.

  • Page 211: Virtual Servers

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 212 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Figure 162. The page for adding a virtual server. 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.
  • Page 213 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description Move the switch to the right in order to let the users of the router's LAN access the local server using the external IP address of the NAT Loopback router or its DDNS name (if a DDNS service is configured).

  • Page 214: Dmz

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 215: Mac Filter

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.
  • Page 216 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 217: Url Filter

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 218 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 ( ).

  • Page 219: Dos Protection

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 220 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 221 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Parameter Description UDP Bomb Blocks UDP packets if they contain incorrect service data. Move the switch to the right to block the sources of packets...

  • Page 222: System

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 •...

  • Page 223: Configuration

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 224 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual To change the web-based interface language, select the needed value from the Language drop- down list. The following buttons are also available on the page:...

  • Page 225: 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 226: Local Update

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 227: Remote Update

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 228: Log

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 and/or a USB storage connected to the router.
  • Page 229 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 •...
  • Page 230 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual To disable logging of the system events, move the Enable switch to the left and click the APPLY button. To view the system log, go to the Log tab.

  • Page 231: Ping

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.
  • Page 232 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Figure 173. 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 233: Traceroute

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.
  • Page 234 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual To specify additional settings, click the MORE SETTINGS button. Figure 175. The System / Traceroute page. The additional settings window.

  • Page 235: Telnet

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 236: System Time

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 237 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual 4. Click the APPLY button. The System date and System time fields will be filled in automatically. To enable the router to automatically adjust to daylight saving time, move the Daylight saving time switch to the right.

  • Page 238: Yandex.dns

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 239 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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 240: Devices And Rules

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.
  • Page 241 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual To create a new filtering rule for a device, click the ADD button ( ) in the Rules section, or left-click the name of the filtering mode in the line of the device for which a rule should be created in the Known Clients section.
  • Page 242 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Configuring via Web-based Interface User Manual Select an operating mode of the Yandex.DNS service for this rule. Protection off: When this value is selected, the service •...

  • Page 243: Operation Guidelines

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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.

  • Page 244: 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-825 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 245: Abbreviations And Acronyms

    DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port 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...
  • Page 246 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Abbreviations and Acronyms User Manual Global System for Mobile Communications HTTP Hypertext Transfer Protocol HTTPS Hypertext Transfer Protocol Secure ICMP Internet Control Message Protocol Identifier Internet Gateway Device...
  • Page 247 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Abbreviations and Acronyms User Manual Maximum Transmission Unit Network Address Translation Network Interface Controller Network Time Protocol OFDM Orthogonal Frequency Division Multiplexing Password Authentication Protocol Push Button Configuration...
  • Page 248 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Abbreviations and Acronyms User Manual Simultaneous Authentication of Equals Subscriber Identification Module Session Initiation Protocol Server Message Block SNMP Simple Network Management Protocol Secure Shell SSID...
  • Page 249 DIR-825 AC1200 Wave 2 MU-MIMO Wi-Fi Gigabit Router with 3G/LTE Support and USB Port Abbreviations and Acronyms User Manual Wi-Fi Protected Access Wi-Fi Protected Setup Page 249 of 249...

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